How To Use Acetone In A Sentence
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It is suggested that ad libitum feeding conditions decrease NAD availability which also decreases metabolism of the triose phosphate glycolytic intermediates, glyceraldehyde-3-phosphate and dihydroxyacetone-phosphate, which can spontaneously decompose into methylglyoxal MG.
The low-fat diet cascade | The Blog of Michael R. Eades, M.D.
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Some makers still bolster these paints with components like formaldehyde, crystalline silica, acetone and ammonia to help preserve the paint or give it other properties, such as spatter-resistance.
Painting Without That Smell
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Other alkalis, such as ammonium carbonate, sodium tribasic phosphate, acetone, and various glycols (such as triethanolamine, pH 8 at 1% dilution), are sometimes used.
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The supernatant was removed and stored and the pellets extracted with 100% acetone until they were colourless.
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Acetone is important in the manufacture of artificial fibers, explosives, and polycarbonate resins.
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Chloranil (Fluka) was recrystallized from acetone and sublimed under vacuum.
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Nakayama used acetone, a solvent, to extract the resin from guayule bagasse.
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Other clostridia have the capability to ferment sugars to produce ethanol, butanol, isopropanol, acetic acid, acetone, and similar products, and perhaps the genes responsible for these properties can be incorporated into organisms that can produce alcohols directly from cellulose.
3 Ethanol Production
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It has also been discovered that paroxetine hydrochloride can form crystalline solvates with certain solvents such as certain lower alcohols and acetone, in particular isopropyl alcohol.
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The World Cup replica consisted of 11kg of cocaine mixed with either acetone or possibly petrol to make it moldable.
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On subsequent distillation crude acetone passes over, and may be purified by conversion into the bisulphite compound.
Nitro-Explosives: A Practical Treatise
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An effect on the permeability of other small uncharged solutes such as monohydric alcohols, amides and acetone was not detectable, although there was some slippage of these solutes across water channels.
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It has no nitrogen and is easily created when acetone undergoes acid-catalyzed cyclization to form a 9-membered ring containing three peroxide bonds.
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The freshly abraded specimen must then be washed in industrial spirit and Analar acetone.
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Cells cultured on glass coverslips were fixed for 10 min at 4°C with acetone and dried.
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So we're talking about basically two types of explosives, triacetone triperoxide, TATP, and HMTP, hexamethylene triperoxide diamine.
CNN Transcript Sep 15, 2009
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Flasks and bottles full of nitrates and sulphides and chlorates and acetone, labelled in English and Arabic, lay on dirty tables.
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Nakayama used acetone, a solvent, to extract the resin from guayule bagasse.
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Children in the home may be injured by direct contact with caustic materials such as lye and hydrochloric acid, solvents such as acetone and ether, or toxic gases such as ammonia vapors and phosphine gas.
The Crisis of Meth
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The name acetone peroxide usually alludes to the cyclic trimer form called TCAP or tri-cyclic acetone peroxide but it can refer to the cyclic dimer form referred to as TATP or di-cyclic acetone peroxide.
CreationWiki - Recent changes [en]
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Completely harmless to the skin, sunless tanners contain dihydroxyacetone, a colorless sugar that stains the skin.
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The spectra were calibrated with the lines of indene in the 200-1700 cm - 1 region and with the lines of acetone and potassium ferrocyanide in the 1600-2100 cm - 1 region.
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After visualization with primuline (0 • 01% in 80% acetone), lipid bands were scraped off, saponified and fatty acids methylated with boron trifluoride.
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The crystalline cake of acetone sodium bisulphite, which separates on standing, is well pressed, to free it from impurities, decomposed by distillation with dilute sodium carbonate, and the aqueous distillate of pure acetone dehydrated over calcium chloride.
Nitro-Explosives: A Practical Treatise
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II A ethane propane ammonia toluene acetone benzol
8. Lighting Fittings
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(The mixture gradually became homogeneous as the precipitated Na-enolate salt of the di-Me-acetonedicarboxylate re-dissolved with heating).
Org Prep Daily
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Shop dirt, oil and grease can be removed by either vapor degreasing or swabbing with acetone or another nontoxic solvent.
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We soaked the shells of both in acetone prior to their reattachment in order to remove potential chemical cues.
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They then dissolved the sample in deuterated acetone and filtered it before running the NMR spectra.
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Filtered cells were washed by centrifugation, twice with acetone and twice with diethyl ether.
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The predominant emissions from uncoated wood and wood-based materials were aldehydes, mainly acetaldehyde, propanal, butanal, pentanal, hexanal, and acetone.
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The chlorides, being for the most part solids, the mode of procedure is as follows: -- the hydroxybenzoic acid required for coupling is dissolved in normal or double-normal alkali (the volume calculated per molecule acid), a little acetone added, and the mixture well cooled;
Synthetic Tannins
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The absorb experiment by acetone - air gas and water can realize the requirement of engineering exercises.
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It wasn't just the acetone now, I realized; his whole body was afire.
NIGHT SISTERS
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Some manufacturers use toxic chemicals like hexane or acetone and are not required by the Food and Drug Administration to list them on the label if they account for less than 2 percent of ingredients.
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Place the acetate film gently across the lower margin of the specimen where a pool of acetone will have collected.
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Acetone is prepared by several routes, from petrochemical sources.
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Use acetone to remove nail polish.
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Place the acetate film gently across the lower margin of the specimen where a pool of acetone will have collected.
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Phyto hormones were extracted in 5 ml of 65% acetone overnight at 4°C and polyvinylpyrrolidone was added as an antioxidant.
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Thus at 10 atmospheres the presence of the acetone is a source of safety; but at 20 atmospheres it becomes an extra danger.
Acetylene, the Principles of Its Generation and Use
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However, the cheapest and most useful solvent for laboratory use is commercial grade acetone.
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Essentially, it's a body moisturiser with a smidgen of the self-tanning agent dihydroxyacetone.
Times, Sunday Times
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Methods The left and right common iliac artery were perfused with the ABS acetone solution and the red canvas paint chloroform solution, respectively, and then dissected under stereomicroscope.
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The literature cites the use of ether, chloroform, acetone and mineral oil as possible options.
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Which solvent would be best solvent (methylene chloride, acetone, or hexane) for bromobenzene and p-xylene?
Yahoo! Answers: Latest Questions
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It was transporting iso-propyl acetone, better known as waste alcohol, which is a highly flammable substance.
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Caution should be used when wearing acetate or an acetate blend fabric and using any acetone containing product.
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But many other chemicals linked to reproductive health problems, including xylene, trichloroethylene, phenols, and acetone, remain in use.
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However, the cheapest and most useful solvent for laboratory use is commercial grade acetone.
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A key component of the experiment was a glass test chamber about the size of two coffee mugs filled with a liquid called deuterated acetone, which contains a form of hydrogen known as deuterium, or heavy hydrogen.
Tabletop Nuclear Fusion | Impact Lab
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The magic words Highly Toxic sprang out at me, and I yanked out the bottle of acetone and turned back to the struggle on the floor.
NIGHT SISTERS
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Well there is a threat from two sides; one is the oil that one has normally in a ship like that in the engine room; it's also carrying a lot of cargo, acetone, methane, propane, phenol and acetates.
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The etched wire in the capillary was washed with copious deionized water, and then with acetone.
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Supernatant fractions were precipitated with trichloroacetic acid, washed with acetone, and resuspended in ribosome solubilization buffer.
PLoS ONE Alerts: New Articles
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The irony is that the German breweries rendered idle by Pasteur's strategy were adapted to manufacture acetone for cordite production.
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From the Wikibooks page: "Storing acetone peroxide is not recommended, because it quickly sublimes.
Boing Boing: August 13, 2006 - August 19, 2006 Archives
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Some patients can benefit from other techniques, including topical capsaicin and topical application of aspirin suspended in a volatile substance such as acetone.
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Some of the volatile substances in these products include toluene, chloroform, butane, propane, acetone, and many halogenated hydrocarbons.
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The acetone and methanol fractions were combined and dried under nitrogen.
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Hexamine peroxide, lead azide, acetone peroxide, also know as TATP, a compound allegedly found in Richard Reid's unsuccessful sneaker bomb.
CNN Transcript Jun 10, 2002
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All sunless tanners contain dihydroxyacetone, the only FDA-approved active ingredient for self-tanning lotions.
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He incorporates these materials with nitro-cellulose, and dissolves the whole in acetone, which is afterwards distilled off.
Nitro-Explosives: A Practical Treatise
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The acetone was a little stronger than at entrance; the diacetic absent except on three days.
The Starvation Treatment of Diabetes
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Flasks and bottles full of nitrates and sulphides and chlorates and acetone, labelled in English and Arabic, lay on dirty tables.
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If acetone is splashed in the eyes, irritation or damage to the cornea will result.
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His studio was a small, unventilated area, and he used thinner and acetone to clean the brushes in the area.
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A syringe full of acetone applied to the heart on the end of a long dowl works good also. no muss no fuss. just move slow an easy when you do it.
Help! I was trying to live trap the raccoon that's been raiding my bird feeder and found a skunk in the trap this morning.
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For Bchl and Chl dissolved in diethyl ether, toluene, acetone, ethanol and acetonitrile, the Mg atom was found to be pentacoordinated, whereas it was hexacoordinated in dioxane, tetrahydrofuran, pyridine and methanol.
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When a base removes one proton from either of the non-carbonyl carbons of acetone, a carbanion is produced in which one of the carbon has a negative charge.
Citizendium, the Citizens' Compendium - Recent changes [en]
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They also suggest a path whereby ketosis could increase methylgloxal through acetone, which is at elevated levels during ketosis:
The low-fat diet cascade | The Blog of Michael R. Eades, M.D.
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The charge-transfer(CT)complex formed between clozapine as the donor and 7,7,8,8Tetracyanoquinodimethane(TCNQ)as the acceptor in acetone has been studied by spectrophotometric method.
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The literature cites the use of ether, chloroform, acetone and mineral oil as possible options.
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After some initial problems, acetone was successfully produced in quantity.
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Since Polygas comprises a small amount of acetone in carbon dioxide, the danger from an accidental release is low.
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Shop dirt, oil and grease can be removed by either vapor degreasing or swabbing with acetone or another nontoxic solvent.
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In Trinidad, where storage of up to 4 weeks is usually regarded as attainable, pre-harvest spraying with maleic hydrazide or treating the harvested tubers with MENA in acetone inhibited sprouting when the tubers were stored for
Chapter 30
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Finally, the drugs are recovered by using industrial solvents, such as acetone, ether, or chloroform.
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Reagents useful for the oxidation of secondary alcohols to ketones, but normally inefficient for oxidation of primary alcohols to aldehydes, include chromium trioxide (CrO3) in a mixture of sulfuric acid and acetone (Jones oxidation) and certain ketones, such as cyclohexanone, in the presence of aluminium isopropoxide (Oppenauer oxidation).
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Nail varnish removers that are not acetone-based are available but many people prefer the acetone because it acts quicker.
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Extracting by acetone and freeze drying got highest hypericin content. The antioxidant activity decreased when increasing the incubation time, extracting in methanol performs better.
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Finally, the drugs are recovered by using industrial solvents, such as acetone, ether, or chloroform.
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During the preparation the products and hydrogen chloride were continuously discharged with full reflux of acetone.
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The oxidation of isosafrole is reaction with anhydride - acetone, anhydride - acetic acid, sodium bichromate - sulfuric acid and so on.
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The tissue was homogenized in a mixture of acetone and hexane.
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Due to the low amount of protein in grape flesh it was necessary to concentrate protein in extracts by acetone precipitation.
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If the odor of the urine is strong, record whether the urine smells urinoid, fruity (like acetone or fingernail polish remover), putrid (fecal smelling) or ammoniacal (like ammonia).
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If acetylene be compressed above fifteen pounds per square inch at ordinary temperature without first being dissolved in acetone a danger is present of self-ignition.
Oxy-Acetylene Welding and Cutting Electric, Forge and Thermit Welding together with related methods and materials used in metal working and the oxygen process for removal of carbon
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The butanol extract was successively refluxed for 20 min. each with ethyl acetate, acetone and ethanol.
Chapter 7
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At a temperature of between 250° and 300°C powdered copper very conveniently brings about dehydrogenation of primary alcohols into aldehydes and of secondary alcohols into acetones, and this is a very useful practical method of effecting this transformation.
Paul Sabatier - Nobel Lecture
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The irony is that the German breweries rendered idle by Pasteur's strategy were adapted to manufacture acetone for cordite production.
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The invention discloses a diacetone amine copper agricultural bactericide. The structural formula of the compound is shown in the figure.
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I smelled a stinging odor like acetone, or nail polish remover.
PREY
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In a surprise result, the Schiffs bases of dihydroxyacetone-P and of FDP were found to precipitate with the protein of muscle aldolase in cold acid43.
Irwin Rose - Autobiography
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Acetoacetate can undergo spontaneous decarboxylation to acetone, or be enzymatically converted to b-hydroxybutyrate through the action of b-hydroxybutyrate dehydrogenase.
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Besides, they possess good storage stability, can be dissolved in low M.W ketones (acetone, butanone) and esters (acetic ether, acetic butyrin).
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The obtained extracts were fractionated by acetone precipitation.
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It is readily soluble in toluene, MEK, acetone and other solvents commonly used in adhesive and coating systems.
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When this happened, ketone bodies acetone, acetoacetate and beta-hydroxybutyrate were produced, which could then be converted to a secondary alcohol known as isopropanol, said the lead researcher, Wayne Jones, who is also on Sweden’s National Board of Forensic Medicine.
Dustbury.com » Blame it on the Worcestershire sauce
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Nail polish remover is made from acetone and ethyl acetate, which can irritate your eyes, nose, and throat.
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A method, combined with spectrophotometry, for determining formaldehyde content of interior architectural coatings with acetylacetone as developer was proposed.
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The ammoniacal acetone supernatant containing extracted pigments was discarded, and the lipoprotein pellet was suspended in 2 mL of homogenization buffer.
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High concentrations did not significantly affect the permeability of acetone.
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Since Polygas comprises a small amount of acetone in carbon dioxide, the danger from an accidental release is low.
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Benzbromarone was synthesized from salicylaldehyde by condensation with chloroacetone, reduction, acylation, demethylation and bromination overall yield.
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Bernheimer [146] reported water, caffein, caffeol, acetic acid, quinol, methylamin, acetone, fatty acids and pyrrol in the distillate coming from roasting coffee.
All About Coffee
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From a practical standpoint, rubber is a forgiving material, able to withstand the abuse of heavy equipment and harsh chemicals, such as acetone and disinfectants.
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The exhaled breath of humans contains a multitude of VOCs, many of which are in ambient air as well as endogenously produced, the most abundant being acetone, methanol, ethanol, propanol, and isoprene.
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Organic solvents are things like ethanol, or acetone (in nail polish remover), dichloromethane (in paint thinner), etc.
Odette Yustman in GQ Magazine
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And what they're talking specifically about are TATP and HMTD, which is triacetone triperoxide and hexamethylene triperoxide diamine, OK?
CNN Transcript Sep 15, 2009
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The paint spray workshop also contained two acetylene cylinders, two oxygen cylinders and two propane bottles as well as chromic acid and acetone.
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Wonder if that additive called acetone gives better fuel economy for your car?
WN.com - Articles related to Test your fuel-economy know-how
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This process produces ketosis and hence increased levels of ß-hydroxybutyrate (BOB) acetoacetate (AcAc) and its by-products acetone and acetol.
Big Pharma’s sins of omission | The Blog of Michael R. Eades, M.D.
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The acetylacetone is often used as developer in acetylacetone spectrophotometry for the detection of formaldehyde in the internal wall coating.
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Suslick counters that because chemical dissociations occur in mere femtoseconds, reactions would have been well underway even in the acetone bubbles.
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An alternate method to remove lacquer is to rub with a cloth saturated with acetone or alcohol.
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The invention discloses a diacetone amine copper agricultural bactericide. The structural formula of the compound is shown in the figure.
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According to their work, an extract containing a mixture of the chemical acetone and the extract of the plant proved effective in killing mosquito larvae.
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Protein, acetone, albumin, bile salts are also checked once in two months to evaluate kidney functioning.
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There's always plenty of acetone in a factory that makes plastic products.
TOY SHOP
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It is suggested that ad libitum feeding conditions decrease NAD availability which also decreases metabolism of the triose phosphate glycolytic intermediates, glyceraldehyde-3-phosphate and dihydroxyacetone-phosphate, which can spontaneously decompose into methylglyoxal MG.
The low-fat diet cascade | The Blog of Michael R. Eades, M.D.
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Store flammable liquids such as gasoline, acetone, benzene, and lacquer thinner in approved safety cans, away from the home.
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These may contain solvents such as toluene, isopropryl alcohol, ethyl and butyl acetates, acetone and other ketones.
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These may contain solvents such as toluene, isopropryl alcohol, ethyl and butyl acetates, acetone and other ketones.
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HPMC can not dissolve in grain alcohol, aether and acetone without water in them and can dissolve into clear or slight feculent colloidal solution .
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Use acetone to remove nail polish.
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Solvents permitted in the UK for extraction include acetone, hexane, ethyl acetate, ethyl alcohol, and carbon dioxide.
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Briefly, slides were fixed in acetone for 5 minutes.
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New progress for phenylacetone synthesis from organic zinc reagent and acetic anhydride was studied.
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Acetone-free polish removers contain safer fruit-derived solvents like ethyl acetate and methyl pentane.
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The title compound was prepared from monomethyl sulfate and sodium acetyl ethenoxide, which was obtained from the reaction of acetone, sodium methoxide and methyl formate. The overall yield was 71.8%?
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Preparation of wood - based furfural acetone resin is an advanced utilization of wood residues.
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After some initial problems, acetone was successfully produced in quantity.
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Extracted as a lone alkaloid from a potpourri of nutrients in the coca plant, then processed with forty-some chemicals, including ether, acetone and methyl ketone - it is a deadly drug.
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Its sublimation is slow, and can be reduced; I cannot comment on specifics, but Wikibooks notes the following: "But if it must be stored, it is recommended that it is stored under water and in a container without a cap with threads, as opening it could result in an explosion from crystalized [sic] acetone peroxide.
Boing Boing: August 13, 2006 - August 19, 2006 Archives
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There are two forms of acetone peroxide: A dimer and a trimer.
The Makeshift Arsenal, by Lowry Version 1.2
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The basic ingredient in most nail polish remover is a substance called acetone, and acetone is in fact one of the ingredients that has been commonly used in making explosives of this type.
CNN Transcript Aug 12, 2006
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Some patients can benefit from other techniques, including topical capsaicin and topical application of aspirin suspended in a volatile substance such as acetone.
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Acetone is a colourless, mobile liquid of sp.gr. .792 at 20° C., it boils at 56. 5° C., has a peculiar, pleasant, ethereal odour, and is mixible with water, alcohol, and ether in all proportions.
Nitro-Explosives: A Practical Treatise
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Unfortunately, tritium is a notorious and ubiquitous contaminant, and an impurity in deuterated acetone.
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Flasks and bottles full of nitrates and sulphides and chlorates and acetone, labelled in English and Arabic, lay on dirty tables.
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As to the chemicals found on the farm, Washington testified that eight of them could have been used to manufacture MDA: isosafrole, formamide, formic acid, sulfuric acid, hydrochloric acid, hydrogen peroxide, toluidine, acetone, and methanol.
The Courts, DEA and Drugs by RBrennan
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The caffein is usually extracted from the beans by benzol or chloroform, but a variety of solvents may be employed, such as petrolic ether, water, alcohol, carbon tetrachloride, ethylene chloride, acetone, ethyl ether, or mixtures or emulsions of these.
All About Coffee
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Solvents permitted in the UK for extraction include acetone, hexane, ethyl acetate, ethyl alcohol, and carbon dioxide.
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For example, the halogenation of acetone proceeds via the enol: the keto form does not react directly.
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Flasks and bottles full of nitrates and sulphides and chlorates and acetone, labelled in English and Arabic, lay on dirty tables.
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Acetone is the solvent which will dissolve the acetylene gas charged into the cylinder.
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However, the cheapest and most useful solvent for laboratory use is commercial grade acetone.
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Clean up any dried residue with acetone and fill any gaps with matching latex filler.
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Therefore, it would appear that acetone cyanohydrin represents little risk to the environment under current production and use.
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When this happened, ketone bodies acetone, acetoacetate and beta-hydroxybutyrate were produced, which could then be converted to a secondary alcohol known as isopropanol, said the lead researcher, Wayne Jones, who is also on Sweden’s National Board of Forensic Medicine.
Dustbury.com » Blame it on the Worcestershire sauce
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Ketones are extensively used as solvents, with acetone being the most well known example.
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As to the chemicals found on the farm, Washington testified that eight of them could have been used to manufacture MDA: isosafrole, formamide, formic acid, sulfuric acid, hydrochloric acid, hydrogen peroxide, toluidine, acetone, and methanol.
The Courts, DEA and Drugs by RBrennan
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Solvents permitted in the UK for extraction include acetone, hexane, ethyl acetate, ethyl alcohol, and carbon dioxide.
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The masterminds of the bootleg scam evaded excise duty by substituting potable alcohol with industrial solvents such as acetone.
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These may contain solvents such as toluene, isopropryl alcohol, ethyl and butyl acetates, acetone and other ketones.
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To convince them otherwise, they were dispersed with other observers around the laboratory, at distances up to a quarter of a mile, and one drop of either acetone gem-dithiol or the mother liquors from crude trithioacetone crystallisations were placed on a watch glass in a fume cupboard.
In the Pipeline
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Dyes using acetone or alcohol solvents can be diluted with water also.
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Because of a sweet, ketotic odor in the room, tests of serum isopropyl alcohol (isopropanol) and acetone levels were ordered.
Medpundit
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Using ethyl alcohol, acetone and ethyl acetate as the solvents, 3 kinds of extracts of Capsicum frutescens L. var. Fasciculatum were prepared respectively.
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But many other chemicals linked to reproductive health problems, including xylene, trichloroethylene, phenols, and acetone, remain in use.
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Dyes using acetone or alcohol solvents can be diluted with water also.
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One of the methods to denature alcohol is by adding a certain amount of acetone, which is not destined for human consumption, but meant for industrial use.
ANC Daily News Briefing
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Samples were postfixed in 1% phosphate buffered osmium tetroxide, dehydrated through a graded acetone series, and embedded in an Araldite 502/Epon 812 resin.
PLoS ONE Alerts: New Articles
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Similarly, nail varnish and varnish remover (acetone and esters), although strong smelling, are probably too water soluble to be intoxicants.
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The name acetone peroxide usually alludes to the cyclic trimer form called TCAP or tri-cyclic acetone peroxide.
CreationWiki - Recent changes [en]
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_, Feb. 15, 1906, vol. xxv.) worked out a volumetric method for the estimation of acetone, depending on the formation of bromoform, and its subsequent hydrolysis with alcoholic potash.
Nitro-Explosives: A Practical Treatise
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It is freely miscible with ethanol, diethylether, acetone, and acetic acid (ethanoic acid).
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After the chromatography was complete, dried plates were sprayed with a solution of 2% ninhydrin in acetone (w/v), followed by heating.
