метил ацетофеноны

метил ацетофеноны

CH₃C₆H₄COCH₃ Fragrant (coumarin aroma), colorless or pale-yellow liquid, soluble in alcohol; used in perfumery.

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Industrie/Domein: Chemistry
Category: Organic chemistry
Company: McGraw-Hill
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метил

Chemistry; General chemistry

A group -CH3, derived from methane. For example, CH3Cl is "methyl chloride" (systematic name: chloromethane); CH3OH is "methyl alcohol" (systematic name: methanol).

метил

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The alkyl group derived from methane and usually written CH 3 _. Also known as carbinyl.

аллилацетон

Chemistry; Organic chemistry

CH 2 CHCH 2 CH 2 COCH 3 A colorless liquid, soluble in water and organic solvents; used in pharmaceutical synthesis, perfumes, fungicides, and insecticides.

ацетонилацетон

Chemistry; Organic chemistry

CH 3 COCH 2 CH 2 COCH 3 A colorless liquid with a boiling point of 192.2_C; soluble in water; used as a solvent and as an intermediate for pharmaceuticals and photographic ...

абиетин қышқылы

Chemistry; Organic chemistry

C 20 H 30 O 2 A tricyclic, crystalline acid obtained from rosin; used in making esters for plasticizers.

альфин катализаторы

Chemistry; Organic chemistry

A catalyst derived from reaction of an alkali alcoholate with an olefin halide; used to convert olefins (for example, ethylene, propylene, or butylenes) into polyolefin polymers.

бензотиазоль

Chemistry; Organic chemistry

C 6 H 4 SCHN A thiazole fused to a benzene ring; can be made by ring closure from o-amino thiophenols and acid chlorides; derivatives are important industrial products.

целлюлозалық

Chemistry; Organic chemistry

Any of the derivatives of cellulose, such as cellulose acetate.

3,5-диаминобензоқышқыл

Chemistry; Organic chemistry

C 7 H 8 N 2 O 2 Monohydrate crystals with a melting point of 228_C; soluble in organic solvents such as alcohol and benzene; used in the detection and determination of nitrites.

аланил

Chemistry; Organic chemistry

The radical CH 3 CHNH 2 CO_; occurs in, for example, alanyl alanine, a dipeptide.

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Industrie/Domein: Astronomy Category: Galaxy

Рождестволық көпіршік

The giant intergalactic bubble of gas floating in space. It's the remnant of a massive star explosion, or supernova, in the Large Magellanic Cloud ...