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US5654490A Benzoyl derivatives and synthesis thereof 失效
苯甲酰衍生物及其合成

Benzoyl derivatives and synthesis thereof
摘要:
The present invention relates to novel 4-halo-2-fluoro-5-alkylbenzoyl compounds and their methods of manufacture. These compounds are useful for the preparation of agricultural chemicals and medicines, particularly as intermediates for an active class of aryl-haloalkylpyrazole and aryl alkylsulfonylpyrazole herbicides.
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