Preparation process of N-substituted monochlorosuccinimides

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United States of America Patent

PATENT NO 4970323
SERIAL NO

07370211

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Abstract

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N-substituted monochlorosuccinimides e.g., N-phenylmonochlorosuccinimide, can be prepared in a high yield by reacting a maleamic acid, e.g., N-phenylmaleamic acid, with phosgene in the presence of a catalyst, e.g., dimethylformamide.

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Patent Owner(s)

  • MITSUI CHEMICALS, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Furuya, Masayuki Omuta, JP 37 107
Matsukawa, Mihaya Omuta, JP 1 0
Nagata, Teruyuki Omuta, JP 71 811
Suizu, Hiroshi Omuta, JP 12 158
Wada, Masaru Omuta, JP 100 730

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