STH crotonic aldehyde for hromatogr. (3 ml)
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Description
STH crotonic aldehyde for hromatogr. (3 ml)
Crotonic aldehyde — organic compound with formula CH3CH=CHCHO. Treats nonlimiting aldehydes. Cis - crotonic aldehyde is unstable and easily passes into trans - isomer.
Crotonic aldehyde — organic compound with formula CH3CH=CHCHO. Treats nonlimiting aldehydes. Cis - crotonic aldehyde is unstable and easily passes into trans - isomer.
Crotonic aldehyde represents colorless liquid with pungent smell. It is dissolved in ethanol, diethyl ether, acetone, benzene. At 5 °C in 100 g of water solubility makes 5 g, at 18 °C — 18,1 g; forms constant boiling mixture with the content of crotonic aldehyde of 75,7% and with the temperature of boiling of 84 °C.
Causes dacryagogue (lachrymator).
Is important intermediat in organic synthesis.
Crotonic aldehyde is important precursor for synthesis of many chemicals. From crotonic aldehyde synthesize sorbic acid — food preservative, and also trimetilgidrokhinon, the predecessor of vitamin E. Other derivatives of aldehyde are crotonic acid and 3 - metoksibutanol.Similar company products
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STH crotonic aldehyde for hromatogr. (3 ml)