Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1974-06-19
1978-01-03
Helfin, Bernard
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
260329AM, 260566R, 424275, 424325, C07D33312
Patent
active
040666654
ABSTRACT:
Compounds of the formula ##STR1## wherein R and R.sup.o are lower alkyl, R' is optionally substituted phenyl or 2-thienyl and n is 0 to 2, and their salt forms, are prepared by reacting a compound of the formula: ##STR2## with an aromatic nitrile and strong base, and quenching with water when the free base form is desired, said first mentioned compounds being intermediates for quinazolinones.
REFERENCES:
patent: 3553199 (1971-01-01), Atcher et al.
patent: 3723432 (1973-03-01), Ott
Helfin Bernard
Sandoz Inc.
Sharkin Gerald D.
Siegel Alan
Vila Richard E.
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