| 摘要 |
PCT No. PCT/EP97/06368 Sec. 371 Date May 26, 1999 Sec. 102(e) Date May 26, 1999 PCT Filed Nov. 14, 1997 PCT Pub. No. WO98/23605 PCT Pub. Date Jun. 4, 1998Novel microbicidal compositions based on thiophene-2-carboxylic acid derivatives, some of which are known, of the formula in which R1, R2 and n have the meanings given in the description, and the use of these substances for controlling undesired microorganisms. Novel thiophene-2-carboxylic acid derivatives of the formula in which R1, R2 and p have the meanings given in the description, and a process for the preparation of the substances of the formula (I-a).
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