сары метахром

is the color formed by mixing red and green light. Yellow is complimentary to blue, and is one of the three colors used in subtractive color synthesis.

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.