申请人:BASF Aktiengesellschaft
公开号:US04969950A1
公开(公告)日:1990-11-13
Triazole compounds of the formulae Ia and Ib ##STR1## where R.sup.1 is hydrogen or cyclopropyl, or is C.sub.1 -C.sub.4 -alkyl, C.sub.2 -C.sub.4 -alkenyl or C.sub.2 -C.sub.4 -alkynyl, each of which is unsubstituted or substituted by methyl, ethyl, ethenyl, ethynyl, hydroxyl, fluorine, chlorine, bromine or C.sub.1 -C.sub.4 -alkoxy, or is C.sub.1 -C.sub.4 -alkoxy, C.sub.2 -C.sub.4 -alkenyloxy or C.sub.2 -C.sub.4 -alkynyloxy, R.sup.2 and R.sup.3 independently of one another are each hydrogen, straight-chain or branched C.sub.1 -C.sub.3 -alkyl, and R.sup.2 and R.sup.3 together may furthermore form a carbocyclic ring which has up to six members in each ring system and may possess bridge members, with the proviso that, in formula Ia, two or more of the radicals R.sup.1 -R.sup.3 are not hydrogen, and is hydrogen, an acyl radical CO-R.sup.5 or a sulfonyl radical SO.sub.2 R.sup.5, R.sup.5 being straight-chain or branched C.sub.1 -C.sub.8 -alkyl or unsubstituted or substituted phenyl, or is a metal cation or ammonium, are used as plant growth regulators.
化合物Ia和Ib的式子如下:##STR1##
其中R.sup.1是氢或环丙基,或是未取代或取代的C.sub.1-C.sub.4烷基,C.sub.2-C.sub.4烯基或C.sub.2-C.sub.4炔基,所述取代基是甲基、乙基、乙烯基、乙炔基、羟基、氟、氯、溴或C.sub.1-C.sub.4烷氧基,或是C.sub.1-C.sub.4烷氧基、C.sub.2-C.sub.4烯氧基或C.sub.2-C.sub.4炔氧基;R.sup.2和R.sup.3彼此独立地是氢、直链或支链C.sub.1-C.sub.3烷基,且R.sup.2和R.sup.3还可以共同形成一个碳环,所述碳环在每个环系统中最多具有六个成员,并且可能具有桥接成员,但在式Ia中,两个或更多的基团R.sup.1-R.sup.3不是氢,且R.sup.4是氢、酰基CO-R.sup.5或磺酰基SO.sub.2R.sup.5,其中R.sup.5是直链或支链C.sub.1-C.sub.8烷基或未取代或取代的苯基,或是金属阳离子或铵,用作植物生长调节剂。