1-Substituted-2-imino-quinazolin-4(1H)ones

Details 1-Substituted-2-imino-quinazolin-4(1H)ones 1-Substituted-2-imino-quinazolin-4(1H)ones

1974-07-24

1976-05-25

Rollins, Alton D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260244A, 260552R, 424251, C07D23995

Patent

active

039592790

ABSTRACT:
Anti-Histaminics of the formula ##SPC1##
Wherein R.sub.1 is alkyl, alkenyl or phenalkyl, R.sub.2 and R.sub.3 are hydrogen, alkyl or alkenyl and R and R' are optional are prepared by reacting a 1-substituted isatoic anhydride with a S-methyl-thiopseudourea.

REFERENCES:
patent: 3149106 (1964-09-01), Loev
patent: 3168521 (1965-02-01), Wagner
patent: 3558610 (1971-01-01), Breuer et al.

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