A process for the production of cis and trans isomers of compounds having the formula ##STR1## in which R, R' and R" are independently hydrogen or alkyl groups having from 1 to 20 carbon atoms, comprising (a) reacting the corresponding cis or trans isomer of a compound having the formula ##STR2## in which Q is an alkyl group having from 1 to 20 carbon atoms, with paraformaldehyde and (b) hydrolyzing the resulting product to produce the unsaturated alcohol.
一种生产具有以下结构式的化合物的顺式和反式异构体的方法,其中R、R'和R"分别独立地是氢或碳原子数为1到20的烷基基团,包括(a)将具有以下结构式的相应顺式或反式异构体与
甲醛和(b)
水解产生的产物以产生不饱和醇进行反应:Q为碳原子数为1到20的烷基基团。