Title: 2-Tetrahydrofurfuryl-5-(methyl or phenyl)-9.beta.-methyl-2'-oxy-6,7-benzomorphans and salts thereof

Abstract: Compounds of the formula ##SPC1## Wherein R.sub.1 is methyl or phenyl, and R.sub.2 is hydrogen, methyl or acetyl, and non-toxic, pharmacologically acceptable acid addition salts thereof; the compounds as well as the salts are useful as analgesics.

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Inventors: Merz, Herbert (Ingelheim am Rhein, DT)
Langbein, Adolf (Ingelheim am Rhein, DT)
Walther, Gerhard (Bingen (Rhine), DT)
Stockhaus, Klaus (Bingen (Rhine), DT)

Application Number: 600374
Filing Date: 1975-07-30
Publication_date: 1976-09-21
Assignee: Boehringer Ingelheim GmbH (Ingelheim am Rhein, DT)
Primary Class(es): 514/295 546/97
Other Classes:
US Patent Ref:

2924603	Feb, 1960	Gordon et al.	260/293.
3700734	Oct, 1972	Robinson et al.	260/293.
3823150	Jul, 1974	Merz et al.	260/293.
3917606	Nov, 1975	Merz et al.	260/285.

Other Refs:
Primary Examiner: Todd, G. Thomas
Assistant Examiner:
Attorney: Hammond & Littell