Claims
- 1. A 1-phenyl-3-pyrazolidinone salt of the formula ##STR14## in which X.sup..crclbar. is an inorganic anion,
- L represents the atoms necessary to complete an unsubstituted pyrrolidine, piperidine or morpholine ring,
- R.sub.1 is phenyl which is unsubstituted or substituted by alkyl, alkoxy, chloro, hydroxyl or amino,
- R.sub.2 and R.sub.3 are each hydrogen or lower alkyl which is unsubstituted or substituted or hydroxyl, alkoxy, aryloxy or amino, and
- R.sub.4 and R.sub.5 are each hydrogen, lower alkyl which is unsubstituted or substituted by hydroxyl, alkoxy, aryloxy or amino, or phenyl which is unsubstituted or substituted by alkyl, alkoxy, chloro, hydroxyl or amino.
- 2. A 1-phenyl-3-pyrazolidinone salt according to claim 1, wherein R.sub.2 and R.sub.3 are each hydrogen, methyl, hydroxymethyl or hydroxyethyl.
- 3. A 1-phenyl-3-pyrazolidinone salt according to claim 1, wherein R.sub.4 and R.sub.5 are each hydrogen.
- 4. A 1-phenyl-3-pyrazolidinone salt according to claim 1, wherein R.sub.1 is phenyl, p-tolyl or p-anisyl.
Priority Claims (1)
Number |
Date |
Country |
Kind |
8506803 |
Mar 1985 |
GBX |
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Parent Case Info
This application is a division of Ser. No. 834,985 filed Feb. 28, 1986, now U.S. Pat. No. 4,687,846.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
3247201 |
De Marle et al. |
Apr 1966 |
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Foreign Referenced Citations (2)
Number |
Date |
Country |
943928 |
Dec 1963 |
GBX |
1006320 |
Sep 1965 |
GBX |
Divisions (1)
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Number |
Date |
Country |
Parent |
834985 |
Feb 1986 |
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