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US5700948A Pyrrolidine compounds and process of preparing 失效
吡咯烷化合物及其制备方法

Pyrrolidine compounds and process of preparing
摘要:
This invention relates to benzolididene compounds of the formula ##STR1## in which R.sup.2 represents the radical ##STR2## in which R.sup.4 and R.sup.5 are identical or different and denote halogen, cyano, ethinyl, trifluoromethoxy, methylthio, nitro, trifluoromethyl or straight-chain or branched alkyl, alkenyl, alkinyl or alkoxy having up to 4 carbon atoms, and one of the substituents optionally represents hydrogen, or a salt thereof.
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