| 摘要 |
Compounds of the formula: <IMAGE> in which one R is identical with or different from the other R and each is alkyl, hydroxyalkyl, alkoxyalkyl, haloalkyl, cycloalkyl, aralkyl, aryl, N,N-dialkylaminoalkyl or quaternized N,N-dialkylaminoalkyl; A is <IMAGE> or <IMAGE> R1 is hydrogen, substituted or unsubstituted alkyl, cycloalkyl, aralkyl, aryl or heteroaryl; B is -CH=CH-, -CCl=CH-, -CCl=CCl-, -CH=CBr+13, -CH2-CH2-, 1,2-phenylene, 1,8-naphthylene or 1,2-phenylene or 1,8-naphthylene bearing chloro, bromo, methoxy or ethoxy as a substituent; and T is acyl.
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