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Title:
IMPROVED METHOD FOR PRODUCING NITROISOUREA DERIVATIVE
Document Type and Number:
WIPO Patent Application WO/2007/091390
Kind Code:
A1
Abstract:
Disclosed is an improved method for producing a nitroisourea derivative which is necessary for producing a nitroguanidine derivative having an insecticidal activity. Specifically disclosed is a method for producing a nitroisourea derivative represented by the general formula (3) below, which is characterized in that a nitroisourea represented by the general formula (1) below and an amine represented by the general formula (2) below or a salt thereof are reacted in the co-presence of a catalytic amount of a hydrogen carbonate.

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Inventors:
KAMEKAWA HISATO (JP)
KOHNO TOSHIYUKI (JP)
KATSUTA HIROYUKI (JP)
URA DAISUKE (JP)
SATOH KENICHI (JP)
Application Number:
PCT/JP2007/000065
Publication Date:
August 16, 2007
Filing Date:
February 07, 2007
Export Citation:
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Assignee:
MITSUI CHEMICALS INC (JP)
KAMEKAWA HISATO (JP)
KOHNO TOSHIYUKI (JP)
KATSUTA HIROYUKI (JP)
URA DAISUKE (JP)
SATOH KENICHI (JP)
International Classes:
C07C273/00; C07C275/70; C07B61/00
Foreign References:
JP2000103776A2000-04-11
JP2000103775A2000-04-11
JP2000095748A2000-04-04
Other References:
See also references of EP 1985610A4
Attorney, Agent or Firm:
HAYAMI, Shinji et al. (2-17-16 Ebisu-Nishi, Shibuya-k, Tokyo 21, JP)
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