Bis-(1(2)H-tetrazol-5-yl) amine and production method therefor

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United States of America Patent

PATENT NO 8350050
APP PUB NO 20120004419A1
SERIAL NO

13183064

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Abstract

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High-quality bis-(1(2)H-tetrazol-5-yl)amine and a method for easily, safely, and inexpensively producing the compound are provided. The method for producing bis-(1(2)H-tetrazol-5-yl)amine includes the steps of heating to 50 to 120° C. a solution mixture in which a necessary amount of an azide salt and a dicyanamide salt in an amount corresponding to 1 to 80 wt % of a necessary amount are added to a solvent, adding an acid in an amount of 1.54 to 2.22 chemical equivalents of the dicyanamide salt in the solution mixture to carry out a reaction at 50 to 120° C., and then adding an acid and a dicyanamide salt solution in which the remaining dicyanamide salt is dissolved in a solvent to promote the reaction. Bis-(1(2)H-tetrazol-5-yl)amine is obtained according to the production method.

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Patent Owner(s)

Patent OwnerAddress
TOYO BOSEKI KABUSHIKI KAISHA2-8 DOJIMA HAMA 2-CHOME KITA-KU OSAKA-SHI 530-8230

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kofukuda, Toru Takasago, JP 6 2
Toda, Toshiyuki Takasago, JP 10 186

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