2H-benzofuran-3-one-derivatives and process for their preparatio

Details 2H-benzofuran-3-one-derivatives and process for their preparatio 2H-benzofuran-3-one-derivatives and process for their preparatio

1979-07-19

1987-06-02

Demers, Arthur P.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Having -c-, wherein x is chalcogen, bonded directly to...

514191, 514320, 514444, 514826, 546206, 549 60, 549466, C07D30783

Patent

active

046704574

ABSTRACT:
2H-Benzofuran-3-one derivatives, process for their preparation and pharmaceutical compositions containing them. The compounds and compositions are useful in the treatment of allergies.

REFERENCES:
patent: 3716531 (1973-02-01), Albrecht et al.
patent: 4067993 (1978-01-01), Scherren
patent: 4115567 (1978-09-01), Doria et al.
patent: 4143145 (1979-03-01), Doria et al.
patent: 4259340 (1981-03-01), Baker et al.
Marathey J. Org Chem. 20 (1955) pp. 563-571.
Schenck et al. Tet. Letters #19 (1968) pp. 2379-2381.

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