METHOD FOR PRODUCTION OF FLUORINATED PHENYLENEDIAMINE

WIPO Patent Application WO2004113267

A3

A method for the production of a fluorinated phenylenediamine is provided which comprises steps of reacting a diamide represented by the following formula with NaOCl at a molar ratio of the NaOCl to the diamide in the range of 2.0 - 6.0 and NaOH at a molar ratio of the NaOH to the diamide in the range of 1.8 - 6.0 is provided. According to this invention, the fluorinated phenylenediamine can be produced conveniently in a high yield.

NISHIMAE SHINJI (JP)
MASUDA GO (JP)
OKUMURA YASUNORI (JP)

PCT/JP2004/009049

February 24, 2005

June 21, 2004

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NIPPON CATALYTIC CHEM IND (JP)
NISHIMAE SHINJI (JP)
MASUDA GO (JP)
OKUMURA YASUNORI (JP)

C07C209/58; C08G73/10; C07C211/52; (IPC1-7): C07C209/58; C07C211/52

EP0120575A1	1984-10-03
EP1275679A1	2003-01-15

PATENT ABSTRACTS OF JAPAN vol. 2000, no. 25 12 April 2001 (2001-04-12)
HARVEY I W ET AL: "o-Nitroaniline derivatives. Part 11. 4- and 4-Amino-1H-benzimidazole- 3-oxides", JOURNAL OF THE CHEMICAL SOCIETY, PERKIN TRANSACTIONS 1, CHEMICAL SOCIETY. LETCHWORTH, GB, vol. 7, no. 7, July 1988 (1988-07-01), pages 1939 - 1943, XP002101102, ISSN: 0300-922X
AUST. J. CHEM., no. 24, 1970, pages 413 - 422, XP001203892
PATENT ABSTRACTS OF JAPAN vol. 0182, no. 01 (C - 1188) 8 April 1994 (1994-04-08)

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