abstract |
A compound of the formula <IMAGE> in which Q is N or CH, M1 is hydrogen, C1-C6-alkyl (which is optionally substituted by fluorine, chlorine or cyano), C3-C6-alkenyl, C3-C6-alkinyl or benzyl in particular hydrogen, R37 is hydrogen or C1-C4-alkoxy, and R39 is C1-C4-alkyl or C1-C4-alkoxy. The compounds are intermediates in the preparation of new herbicides. |