1-Heterocyclic alkyl-1,2,3,4-tetrahydroquinazolinones and analge

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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544 60, 544 62, 544 78, 544 82, 544 86, 544121, 544130, 2602564Q, 26029364, 26029371, 26029377, 260268R, 260268H, 424250, C07D24104, C07D40112, C07D29514

Patent

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040605264

ABSTRACT:
1-heterocyclic alkyl-1,2,3,4-tetrahydroquinazolinones, acid addition salts thereof, and intermediate compounds having analgesic properties. A representative quinazolinone compound is 1-[2-(1-phenyl-4-piperazinyl)-ethyl]-2-phenyl-1,2,3,4-tetrahydro-4-quinazo linone. A representative analgesic intermediate is 2-[2-(4-[1-phenyl]piperazinyl)ethylamino]benzamide.

REFERENCES:
patent: 3497514 (1970-02-01), Okumura et al.
patent: 3635976 (1972-01-01), Shetty

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