| 摘要 |
<p>The title cpds. are of formula (I): (where R is H or one or more substituents selected from halogens, alkyl, aryl, alkoxy, alkylthio, CN and NO2; R1 is alkyl, alkenyl, cycloalkyl, cycloalkylalkyl, aryl, aralkyl, heteroaryl or heteroalkyl, all opt. substd. by halogens, alkoxy, NO2 or CN; R11 is aryl or heteroaryl, opt. substd. by alkyl, alkoxy, alkylthio, CN or NO2). These cpds. are prepd. by reaction of the appropriate 1-unsubstd. benzimidazole with a cpd. of formula R1NCO.</p> |
