Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Bacterium or component thereof or substance produced by said...
Patent
1982-02-23
1983-05-10
Ford, John M.
Drug, bio-affecting and body treating compositions
Antigen, epitope, or other immunospecific immunoeffector
Bacterium or component thereof or substance produced by said...
546 62, 546 65, 546 89, 546 92, A61K 31455, C07D491052
Patent
active
043829392
ABSTRACT:
Anticholinergic 3-[2-(mono- and dialkylamino)-propyl]-1,2,3,4-tetrahydro-5H-[1]benzopyrano[3,4-c]-pyridin- 5-ones useful for treating bronchospastic diseases in mammals are disclosed. Also disclosed are methods for preparing said compounds, pharmaceutical compositions containing them and methods for using said pharmaceutical compositions.
A method for preparing the intermediate which is required to prepare the unsubstituted benzopyrano-[3,4-c]pyridin-5-ones of the invention is also disclosed.
REFERENCES:
patent: 4276296 (1981-06-01), Brown et al.
Modern Synthetic Reactions, House, W. A. Benjamin, New York, p. 16 (1965).
Fieser et al., Advanced Organic Chem., Reinhold Publishing Co., p. 496-497 (1961).
Connor David T.
Schwender Charles F.
Sorenson Roderick J.
Unangst Paul C.
Daignault Ronald A.
Dentz Bernard
Ford John M.
Warner & Lambert Company
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