Preparation of benzoylureas

Details Preparation of benzoylureas Preparation of benzoylureas

1977-07-27

1979-01-09

Tovar, Jose

Organic compounds -- part of the class 532-570 series

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

544408, 544409, 544353, 544356, 260553A, 546306, C07D24120, C07D24106

Patent

active

041339568

ABSTRACT:
Benzoylureas are prepared from a benzamide, an alkyllithium, a phenyl chloroformate, and an amine. Two reaction sequences are described. The benzoylureas obtained by the process are useful as insecticides.

REFERENCES:
patent: 3748356 (1973-07-01), Wellinga et al.

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