Claims
- 1. A compound of the formula: ##STR11## where R is hydrogen or lower alkyl and R.sub.1 is piperidino having attached as substituents on carbon atoms thereof 0 to 3 lower alkyl, inclusive, and in addition 1 or 2 hydroxy or lower acyloxy groups selected from the group consisting of acetoxy and propionoxy, the free base form or an acid addition salt selected from the group consisting of hydrochloric, hydrobromic, maleic, and pamoic.
- 2. A compound according to claim 1 where R is hydrogen, R.sub.1 is a substituted piperidino substituent selected from the group consisting of 4-hydroxypiperidine, 3-hydroxypiperidine, 4-methyl-4-hydroxypiperdine, 3-acetoxypiperidine, 4-acetoxypiperidine, and 4-propionoxypiperidine, and where the acid addition salt is hydrochloric or maleic.
- 3. A compound according to claim 2 wherein R.sub.1 is 3-hydroxypiperidino and R is hydrogen.
- 4. A compound according to claim 2 wherein R.sub.1 is 4-hydroxypiperidino and R is hydrogen.
Parent Case Info
This is a continuation of application Ser. No. 132,153, filed Apr. 7, 1971, and now abandoned.
US Referenced Citations (3)
Number |
Name |
Date |
Kind |
3382248 |
Anthony et al. |
May 1968 |
|
3461461 |
Anthony et al. |
Aug 1969 |
|
3639667 |
Ursprung et al. |
Feb 1972 |
|
Continuations (1)
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Number |
Date |
Country |
Parent |
132153 |
Apr 1971 |
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