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US 3,940,387 AGranted
Yohimbine derivatives, process for their preparation and their applications
OwnerGermain Saint-Ruf, Pham Huu Chanh +1inventors
InventorsGermain Saint-Ruf, Pham Huu Chanh, Buu Hoi
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Abstract
The present invention relates to yohimbine derivatives. Said derivatives have the general formula ##SPC1## In which R is a radical ##EQU1## or R.sub.1 being an alkyl, aralkyl, alkylaryl, aryl group optionally carrying a nitro group, R.sub.2, R.sub.3 and R.sub.4 being hydrogen, a hydroxy, alkoxy or mono- or dialkylamino group. They possess hypotensive and cardio-stimulant properties.
Claims3
The compound of formula ##SPC6##
- and its pharmaceutically acceptable acid addition salts.
The compound of formula ##SPC7##
- and its pharmaceutically acceptable acid addition salts.
The compound of formula ##SPC8##
- and its pharmaceutically acceptable acid addition salts.
Dependencies are inferred from the claim text.