N,2-Dicyanoacetimidates

Details N,2-Dicyanoacetimidates N,2-Dicyanoacetimidates

1975-07-28

1977-06-28

Trousof, Natalie

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260239R, 260239A, 260239B, 2602475R, 260268SY, 260268CN, 26029365, 26029387, 26032685, 260464, 260465E, C07D12116

Patent

active

040325598

ABSTRACT:
A process for preparing a 2-R.sub.3 -3-(cyanoimino)-3-(amino)propionitrile which comprises
A. reacting a mineral acid addition salt of a 2-cyanoacetimidate of the formula ##STR1## with cyanamide in an organic solvent to form a N,2-dicyanoacetimidate B. REACTING A N,2-dicyanoacetimidate of the formula ##STR2## with an amine of the formula ##STR3## to form a 2-R.sub.3 -3-(cyanoimino)propionitrile of the formula ##STR4## N,2-dicyanoacetimidate compounds are claimed as well.

REFERENCES:
patent: 3068274 (1962-12-01), McCall
patent: 3225077 (1965-12-01), Schaefer et al.
patent: 3291827 (1966-12-01), Huffman et al.
patent: 3641103 (1972-02-01), Scanlon et al.
patent: 3910928 (1975-10-01), McCall et al.
patent: 3948915 (1976-04-01), Hirayama et al.
Huffman et al., J. Org. Chem., 1963, vol. 28, pp. 1816-1821.
Lwowski, Synthesis, 1971 (5) p. 263.
Hirayama et al., Heterocycles, 1974, vol. 2, No. 4, pp. 457-460.

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