申请人:VEB Jenapharm
公开号:US04029648A1
公开(公告)日:1977-06-14
Gona-1,3,5(10),9(11)-tetraenes having the formula ##STR1## IN WHICH FORMULA N IS 1 OR 2, R.sup.1 is a hydrogen, hydroxy, alkoxy, or alkanoyl substituent, R.sup.2 is a hydrogen, alkoxy, acetoxy, alkyl, akenyl, or alkynyl substituent, or a substituent having the formula --CH.sub.2 X in which X is a halogen, pseudohalogen, or O-alkyl substituent, or R.sup.1 or R.sup.2 together are oxygen, or a methyleneoxy or ethylenedioxy substituent, R.sup.3 is a hydroxy, alkoxy, alkanoyl, or alkoxymethyleneoxy substituent, and R.sup.4 is a methyl or ethyl substituent, Are made from gona-1,3,5(10)trienes by electrolysis of a solution thereof in water and/or a primary or secondary alcohol in the presence of an electroconductive compound. The gona-1,3,5(10),9(11)-tetraenes are intermediates for the production of steroidal pharmaceuticals for fertility control in human and animal therapeutics.
具有以下式子的Gona-1,3,5(10),9(11)-四烯:##STR1## 其中式子中,N为1或2,R.sup.1是氢,羟基,烷氧基或烷酰基取代基,R.sup.2是氢,烷氧基,乙酰氧基,烷基,烯基或炔基取代基,或具有公式--CH.sub.2 X的取代基,其中X是卤素,伪卤素或O-烷基取代基,或R.sup.1或R.sup.2在一起是氧,或是甲基氧基或乙烯二氧基取代基,R.sup.3是羟基,烷氧基,烷酰基或烷氧甲氧基取代基,R.sup.4是甲基或乙基取代基。这些四烯是通过在水和/或一次或二次醇中的溶液中在电导性化合物的存在下电解Gona-1,3,5(10)三烯制成的。 Gona-1,3,5(10),9(11)-四烯是生产用于人类和动物治疗的生育控制类固醇药物的中间体。