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单词 acetone
释义

acetone

enUK

ac·e·tone

A0051000 (ăs′ĭ-tōn′)n. A colorless, volatile, extremely flammable liquid ketone, C3H6O, widely used as an organic solvent. It is one of the ketone bodies that accumulate in the blood and urine when fat is being metabolized.
ac′e·ton′ic (-tŏn′ĭk) adj.

acetone

(ˈæsɪˌtəʊn) n (Elements & Compounds) a colourless volatile flammable pungent liquid, miscible with water, used in the manufacture of chemicals and as a solvent and thinner for paints, varnishes, and lacquers. Formula: CH3COCH3. Systematic name: propanone [C19: from German Azeton, from aceto- + -one] acetonic adj

ac•e•tone

(ˈæs ɪˌtoʊn)

n. a volatile, flammable liquid, C3H6O, used in paints and varnishes, as a solvent, and in organic synthesis. [1830–40] ac`e•ton′ic (-ˈtɒn ɪk) adj.

ac·e·tone

(ăs′ĭ-tōn′) A colorless, extremely flammable liquid, C3H6O, that is widely used as a solvent, for example in nail-polish remover.
Thesaurus
Noun1.acetone - the simplest ketoneacetone - the simplest ketone; a highly inflammable liquid widely used as an organic solvent and as material for making plasticsdimethyl ketone, propanoneketone - any of a class of organic compounds having a carbonyl group linked to a carbon atom in each of two hydrocarbon radicalsdissolvent, dissolver, dissolving agent, resolvent, solvent - a liquid substance capable of dissolving other substances; "the solvent does not change its state in forming a solution"
Translations
ацетонацетоновый

acetone

enUK

acetone

(ăs`ĭtōn),

dimethyl ketone

(dīmĕth`əl kē`tōn), or

2-propanone

(prō`pənōn), CH3COCH3, colorless, flammable liquid. Acetone melts at −94.8&degC; and boils at 56.2&degC;. It is the simplest aliphatic ketoneketone
, any of a class of organic compounds that contain the carbonyl group, C=O, and in which the carbonyl group is bonded only to carbon atoms. The general formula for a ketone is RCOR′, where R and R′ are alkyl or aryl groups.
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. Acetone is widely used in industry as a solvent for numerous organic substances and is a component of most paint and varnish removers. It is used in the manufacture of synthetic resins and fillers, smokeless powders (e.g., cordite), and numerous other organic compounds. Acetone is produced commercially chiefly by catalytic dehydrogenation of isopropanol.

Acetone

A solvent which evaporates quickly; used in paint removers, thinners, and lacquers.

acetone

[′as·ə‚tōn] (organic chemistry) CH3COCH3 A colorless, volatile, extremely flammable liquid, miscible with water; used as a solvent and reagent. Also known as 2-propanone.

acetone

A highly flammable solvent which evaporates rapidly; used in lacquers, paint removers, thinners, etc.

acetone

a colourless volatile flammable pungent liquid, miscible with water, used in the manufacture of chemicals and as a solvent and thinner for paints, varnishes, and lacquers. Formula: CH3COCH3

acetone

enUK

acetone

 [as´ĕ-tōn] a compound, CH3·CO·CH3, with a characteristic odor; it is used as a solvent and as an antiseptic. Acetone is one of the ketone bodies produced in abnormal amounts in uncontrolled diabetes mellitus and acidosis" >metabolic acidosis. See also ketosis.

ac·e·tone

(as'e-tōn), A colorless, volatile, flammable liquid; extremely small amounts are found in normal urine, but larger quantities occur in the urine and blood of people with diabetes, sometimes imparting an ethereal odor to the urine and breath. Acetone is one of the ketone bodies, and is used as a solvent in many pharmaceutical and commercial preparations. Synonym(s): dimethyl ketone

acetone

(ăs′ĭ-tōn′)n. A colorless, volatile, extremely flammable liquid ketone, C3H6O, widely used as an organic solvent. It is one of the ketone bodies that accumulate in the blood and urine when fat is being metabolized.
ac′e·ton′ic (-tŏn′ĭk) adj.

Acetone

Chemistry A colourless, highly volatile and flammable solvent* which is the simplest ketone. It mixes with water, ethanol and oil; it melts at 95.4º C and boils at 56º C.
Endocrinology A so-called ketone body which is normally present in scant amounts in the urine and serum of normal individuals, produced by oxidation of fats. Ketones are increased in diabetes, markedly so in diabetic ketoacidosis and starvation. 
Toxic range > 20 mg/dL
*Acetone is used as a solvent in chemical, cosmetic—e.g., nail polish remover—and pharmaceutical industries.

acetone

Endocrinology A ketone body normally present in scant amounts in the urine and serum of normal individuals produced by oxidation of fats; ketones ↑ in DM, DKA, starvation. See Ketone body.

ac·e·tone

(as'ĕ-tōn) A colorless, volatile, inflammable liquid; small amounts are found in normal urine, but larger quantities occur in urine and blood of diabetic patients; sometimes imparts an ethereal odor to the urine and breath as a result of starvation or excessive vomiting. Used as a solvent in some pharmaceutical and commercial preparations and as a fixative for fluorescent antibody stains.

acetone

A KETONE body derived from acetyl coenzyme A in untreated DIABETES or starvation. See also ACETONE BODY.

acetone 

Liquid ketone (dimethyl ketone and propanone) used as a solvent for many organic compounds (e.g. cellulose acetate) and for repairing spectacle frames.

ac·e·tone

(as'ĕ-tōn) A colorless, volatile, flammable liquid; extremely small amounts are found in normal urine, but larger quantities occur in the urine and blood of people with diabetes, sometimes imparting an ethereal odor to the urine and breath.
See ACTN
See ACTN

acetone

enUK
Related to acetone: hexane, Acetone Breath, Acetone peroxide
  • noun

Synonyms for acetone

noun the simplest ketone

Synonyms

  • dimethyl ketone
  • propanone

Related Words

  • ketone
  • dissolvent
  • dissolver
  • dissolving agent
  • resolvent
  • solvent
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