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A procedure for the preparation of herbicidal compounds. (Machine-translation by Google Translate, not legally binding)
A procedure for the preparation of herbicidal compounds. (Machine-translation by Google Translate, not legally binding)
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机译:一种制备除草化合物的方法。 (通过Google翻译进行机器翻译,没有法律约束力)
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摘要
A process for the preparation of herbicidal compounds having the formula ** (See formula) ** wherein R1 and R3 are each an aliphatic radical; R2 and R4 each consist of hydrogen or an aliphatic radical; R5 consists of hydrogen or methyl; X consists of hydrogen or sulfur; and R1 and R2 can be joined to form a heterocyclic ring, characterized by reacting aminophenolic derivatives with carbamoyl halide or phosgene compounds followed by primary or secondary amines, or isocyanate compounds in the presence of a catalyst, the reactants being used as defined in the memory. (Machine-translation by Google Translate, not legally binding)
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