| 摘要 |
Benzazolyl compounds of the formula <IMAGE> wherein R1 and R2 are specific substituents, X is oxygen or R3N-, Q is a radical of the formula <IMAGE> wherein R4 denotes specific substituents, and A is 2,5-furylene, 2,5-thenylene or a bridge member which contains at least one double bond between 2 carbon atoms or is the direct bond. These compounds are obtained by condensation of organic carboxylic acids with aminobenzenes in diphenyl ether or a mixture of diphenyl ether and diphenyl.
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