3-Tetrazolo-5,6,7,8-substituted-pyrido[1,2-a]pyrimidin-4-ones

Details 3-Tetrazolo-5,6,7,8-substituted-pyrido[1,2-a]pyrimidin-4-ones 3-Tetrazolo-5,6,7,8-substituted-pyrido[1,2-a]pyrimidin-4-ones

1977-05-25

1978-10-24

Daus, Donald G.

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

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

544249, 544250, 544116, C07D47104, A61K 33505

Patent

active

041222741

ABSTRACT:
A novel series of optionally substituted 3-(1H-tetrazol-5-yl)-4H-pyrido[1,2-a]pyrimidin-4-ones is provided for use as inhibitors of allergic reactions. The compounds exhibit antiallergy activity by both oral and parenteral routes of administration.

REFERENCES:
patent: 3072485 (1963-01-01), Reynolds et al.
patent: 3585198 (1971-06-01), Meszaros et al.
patent: 3929787 (1975-12-01), Yale
patent: 3960847 (1976-06-01), Yale
patent: 3960863 (1976-06-01), Sato et al.
patent: 4017625 (1977-04-01), Kadin
Cox, et al., "Advances in Drug Res.", vol. 5, 1970, pp. 115-196.
Landquist, "J. Chem. Soc.", (C), 1971, pp. 2735-2738.
Antaki, "J.A.C.S.", vol. 80, 1958, pp. 3066-3069.
Adams, et al., "J.A.C.S.", vol. 74, 1952, pp. 5491-5497.
Shur, et al., "J. Org. Chem.", vol. 33, 1968, pp. 3015-3020.
Meszaros, et al., "Arzneim.-Forsch", vol. 22, 1972, pp. 815-829.
Meszaros, et al., "Tetrahedron Letters", No. 12, 1975, pp. 1019-1020.

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