Organic chemistry

Organic chemistry

Industrie : Chimie

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Organic chemistry

rouge de crésol

Chimie; Chimie organique

C 21 H 18 O 5 S A compound derived from o-cresol and used as an acid-base indicator; color change is yellow to red at pH 0.4 to 1.8, or 7.0 to 8.8, depending on preparation.

sulfure de méthyle

Chimie; Chimie organique

(CH 3 ) 2 S Flammable, colorless liquid with disagreeable aroma; soluble in ether and alcohol, insoluble in water; boils at 38_C; used as a chemical intermediate. Also known as dimethyl sulfide.

bromure de thionyle

Chimie; Chimie organique

SOBr 2 A red liquid boiling at 68_C (40 mmHg). Also known as sulfinyl bromide.

acide diphosphoglycérique

Chimie; Chimie organique

C 3 H 8 O 9 P 2 An ester of glyceric acid, with two molecules of phosphoric acid, characterized by a high-energy phosphate bond.

coumarone

Chimie; Chimie organique

C 8 H 6 O A colorless liquid, boiling point 169_C.

gallocyanine

Chimie; Chimie organique

C 15 H 13 ClN 2 O 5 Green crystals soluble in alcohol, glacial acetic acid, alkali carbonates, and concentrated hydrochloric acid; used as a dye and as a reagent for the determination of lead.