| 摘要 |
<p>Compounds of the general formula (1) useful as intermediates in the preparation of agricultural chemicals and drugs; and a process for the preparation of the compounds: (1) wherein A is optionally substituted pyridyl, thienyl, phenyl, or the like; X is nitro, cyano, halogeno, C1-6 alkyl, C1-6 haloalkyl, or the like; and n is an integer of 0 to 5.</p> |
