Claims
- 1. A substituted benzopyranopyridine of the formula: ##SPC5##
- wherein R.sub.1 and R.sub.2 may be hydrogen, hydroxy, or lower alkoxy.
- 2. The compound according to claim 1 which is 3-[2-(hexahydro-1H-azepin-1-yl)ethyl]-1,2,3,4-tetrahydro-8,9-dimethoxy-5H-[1]benzopyrano[3,4-c]pyridin-5-one dihydrochloride.
- 3. A method of producing a bronchodilation in a mammal which comprises the administration of an effective amount of the compound according to claim 1 to said mammal.
Parent Case Info
This application is a continuation-in-part of our application Ser. No. 534,502, filed Dec. 19, 1974, now U.S. Pat. No. 3,946,008, the disclosure of which is hereby incorporated by reference, which is in turn a continuation-in-part of our application Ser. No. 343,613, filed Mar. 21, 1973, now abandoned, which is in turn a continuation-in-part of our application Ser. No. 122,498, filed Mar. 9, 1971 and now abandoned.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
3514464 |
Pars et al. |
May 1970 |
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Continuation in Parts (3)
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Number |
Date |
Country |
Parent |
534502 |
Dec 1974 |
|
Parent |
343613 |
Mar 1973 |
|
Parent |
122498 |
Mar 1971 |
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