Process for producing nitroguanidine derivatives

Details Process for producing nitroguanidine derivatives Process for producing nitroguanidine derivatives

2011-07-12

2011-07-12

Andres, Janet (Department: 1625)

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C546S338000

Reexamination Certificate

active

07977496

ABSTRACT:
Disclosed is an improved process for producing nitroguanidine derivatives represented by the formula (3),which has an insecticidal activity, or a salt thereof, wherein the substituents are defined herein, in which nitroisourea derivatives represented by the following general formula (1) or a salt thereofwherein the substituents are defined herein, and compounds represented by the following general formula (2) or a salt thereof, wherein the substituents are defined herein,are reacted in the presence of a base in an aqueous solution wherein an inorganic salt is dissolved at not less than 50% of its saturated solubility.

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Form PCT/ISA/210 (International Search Report) dated May 1, 2007.
Extended Search Report issued on Sep. 22, 2010, in corresponding European Patent Application No. 07706314.7.

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