Sorbic acid / 2,4-hexadienoic acid / 2-propenyl acrylic acid / 1,3-pentadiene-1-carboxylic acid

English Name: sorbic acid; 1,3-Pentadiene-1-carboxylic acid； Hexa-2,4-dienoic acid； 2,4-Hexadienoic acid

Other names: 2,4-hexadienoic acid; 2-propenyl acrylic acid; 1,3-pentadiene-1-carboxylic acid; Sorbic acid; Cool tea acid; Hexadiene - (2, 4) - acid; (E, e) - 2,4-hexadienoic acid

CAS No.: 110-44-1

C6H8O2=112.13

Grade: br

Content: ≥ 99.0%

Melting point: 132 ~ 135 ℃

Ethanol dissolution test: qualified

Burning residue: ≤ 0.2%

Heavy metals (calculated by Pb): ≤ 0.001%

Arsenic (as): ≤ 0.0002%

Physicochemical properties: white acicular crystal or crystalline powder, which will oxidize and discolor after long-term storage in the air. Slightly soluble in water, soluble in ethanol and chloroform. Extremely soluble in diethyl ether. Solubility: 0.25% in water at 30 ℃, 3.8% at 100 ℃, 5.5% at 20 ℃ in propylene glycol, 12.9% in absolute ethanol and methanol, 0.29% in 20% ethanol, 11.5% in glacial acetic acid, 9.2% in acetone, 2.3% in benzene, 1.3% in carbon tetrachloride, 0.28% in cyclohexane and 11% in dioxane

Purpose: biochemical research. Inhibitors of mold and yeast, food fungicides, dry oil denaturants, fungicides.

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