Nomenclature
CAS number: 24634-61-5
2,4-Hexadienoic acid potassium salt; sorbic acid potassium salt; potassium 2,4-hexadienoate; BB powder.
C
6H
7KO
2; mol wt 150.22.
C 47.97%, H 4.70%, K 26.03%, O 21.30%.
CH
3CH=CHCH=CHCOOK.
Description and references
Prepd from sorbic acid and KOH: Probst, Oehme, US 3173948 (1965 to Hoechst).
Properties
Crystals, d2025 1.363. Dec above 270°. Soly in water
at 20°: 58.2%; in alc: 6.5%.Use
As mold and yeast inhibitor, like sorbic acid, esp
where greater soly in water is desirable.