Cyanoacylamide compounds

Details Cyanoacylamide compounds Cyanoacylamide compounds

1983-02-15

1985-07-16

Waltz, Thomas A.

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

Organic compounds

Amino nitrogen containing

2604045, 2604654, 564103, 564106, C07C12508

Patent

active

045298211

ABSTRACT:
N-Cyanoacylamide compounds of the formula I ##STR1## wherein R.sub.1 is hydrogen, alkyl, cycloalkyl or aryl, R.sub.2 is hydrogen or alkyl and R.sub.3 is hydrogen or alkyl and R.sub.3 is alkylene or arylenealkylene, are prepared by reacting 1 mol of an N-cyanocarboxylic acid amide salt with 1 mol of a halogen compound in a polar, aprotic solvent.
The N-cyanoacylamide compounds of the formula I can be used for hardening epoxide resins, for the preparation of isomelamine or for the preparation of linear polymers which can be crosslinked by heat.

REFERENCES:
patent: 3564607 (1971-02-01), Breuer et al.
patent: 3864357 (1975-02-01), Porret et al.
patent: 3864358 (1975-02-01), Porret et al.
Huffman et al., J. Org. Chem., 28, 1816, (1963).
Hartke et al., Chem. Ber., 99, 3155, (1966).

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