Method for producing pyrazolinone salt

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United States of America Patent

PATENT NO 8921574
SERIAL NO

13881199

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Abstract

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A salt represented by formula (4) produced via

    a first step of dehydrating a mixture containing a hydrocarbon solvent and an alkali metal hydroxide represented by formula: A+ OH−, anda second step or reacting the mixture dehydrated in the first step with a compound represented by formula (2) is useful for producing an active ingredient of a plant disease control agent.

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Patent Owner(s)

  • SUMITOMO CHEMICAL COMPANY, LIMITED

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kojio, Masao Osaka, JP 2 0
Miura, Masaya Oita, JP 10 7

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