FIELD: chemical or physical processes.
SUBSTANCE: present invention relates to a method of producing a long-chain cyclohexenone alcohol represented by formula I, where A is C10-18alkylene, R1, R2 and R3 are each independently methyl, and the method includes the following steps: (1a) a condensation reaction of a crude product of a long-chain cyclohexenone III and hydrazine or derivative thereof R4NHNH2, where R4 is or
, R5 is 4-methylphenyl or amino, to obtain compound II, and (1b) hydrolysis of compound II in the presence of an acidic substance to obtain compound I
.
Invention also relates to intermediate compounds and use thereof for producing a compound of formula I.
EFFECT: present invention enables to obtain alcohol of formula I of high degree of purity.
22 cl, 2 tbl, 32 ex
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Authors
Dates
2020-08-05—Published
2017-01-22—Filed