Substituted 2-vinyl-chromones and process for their preparation

Details Substituted 2-vinyl-chromones and process for their preparation Substituted 2-vinyl-chromones and process for their preparation

1978-07-24

1979-12-04

Demers, Arthur P.

Drug, bio-affecting and body treating compositions

Antigen, epitope, or other immunospecific immunoeffector

Bacterium or component thereof or substance produced by said...

2603452, 424283, 542441, 546335, 546342, C07D40106

Patent

active

041772768

ABSTRACT:
Substituted 2-vinyl chromones are disclosed, wherein the chromone ring has an alkyl or alkenyl substituent at the 3-position, and a pyridyl-vinyl substituent at the 2-position. The compounds exhibit anti-allergy activity and can be used to treat allergic conditions.

REFERENCES:
patent: 3600403 (1971-08-01), Brinkhoff
patent: 3816466 (1974-06-01), Strandtmann et al.
patent: 3896114 (1975-07-01), Nohara et al.
patent: 3949085 (1976-04-01), Feuer et al.
patent: 3993669 (1976-11-01), Pfister
patent: 4033845 (1977-07-01), Cohen et al.
patent: 4115567 (1978-09-01), Doria et al.

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