申请人:Bayer Aktiengesellschaft
公开号:US05201936A1
公开(公告)日:1993-04-13
Novel substituted thieno[3,2-b]pyran-5,7-diones of the general formula (I) ##STR1## Processes for their preparation and their use as herbicides and as plant growth regulators and novel intermediates of the formula (VI) ##STR2## (in which R.sup.1, R.sup.2, X, Y and Z have the meaning given in the description).
新型替代噻吩并[3,2-b]吡喃-5,7-二酮的一般式(I)的化合物。它们的制备方法及其作为除草剂和植物生长调节剂的用途,以及一般式(VI)的新型中间体(其中R.sup.1、R.sup.2、X、Y和Z的含义如描述中所给)。