Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1990-10-01
1992-09-22
Gerstl, Robert
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C07D27112
Patent
active
051498189
ABSTRACT:
Aminonitrobenzodifuroxan (CL-18) is prepared by directly converting pentanitroaniline to aminonitrobenzodifuroxan with heat in the presence of an excess of sodium azide. The pentanitroaniline is prepared in high yield from 3,5-dinitroaniline with a mixture of nitric acid and sulfuric acid in which the final sulfuric acid concentration is from 99.0 to 99.5%.
REFERENCES:
patent: H476 (1988-06-01), Norris
patent: 4529801 (1985-07-01), Norris
patent: 4754040 (1988-06-01), Chafin
U.S. Statutory Invention Registration #H476, published Jun. 7, 1988, Will P. Norris.
Atkins Ronald L.
Chafin Andrew P.
Christian Stephen L.
Hollins Richard A.
Nielsen Arnold T.
Forrest, Jr. John L.
Gerstl Robert
Nissim Stuart H.
Sliwka Melvin J.
The United States of America as represented by the Secretary of
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