申请人:Sumitomo Chemical Company, Limited
公开号:US04511655A1
公开(公告)日:1985-04-16
A 4-cyclopentenone of the formula: ##STR1## wherein R is a lower alkyl group, a lower alkenyl group or a lower alkynyl group and R' is a hydroxyl group or an aliphatic acyloxy group, provided that in case of the dl-form, R' is not a hydroxyl group and also that the substituent R at the 2-position and the methyl group at the 3-position take a cis-configuration in the dl-, d- or l-form.
公式为:##STR1##的4-环戊酮,其中R是较低的烷基团、较低的烯基团或较低的炔基团,R'是羟基或脂肪族酰氧基团,但在dl-型中,R'不是羟基,而且在dl-、d-或l-型中,2-位的取代基R和3-位的甲基团呈顺式构型。