Claims
- 1. A compound of the formula: ##STR16## wherein R.sup.1 is amino or protected amino, and R.sup.2.sub.g is lower alkyl of from one to six carbon atoms substituted with a substituent selected from the group consisting of amino, lower alkoxycarboxamido, lower alkenylthio, substituted phenyl with, amino (lower) alkyl or amido (lower) alkyl substituent, heterocyclic selected from the group consisting of furyl, pyrrolyl, imidazolyl, pyrazolyl, pyridyl, picolyl, pyrimidinyl, pyrazinyl, pyridazinyl, triazolyl, tetrazolyl, oxazolyl, isoxazolyl, oxadiazolyl, thiazolyl, isothiazolyl and thiadiazolyl, and substituted heterocyclic with at least one lower alkyl, hydroxy or amino substituent, and its ester and a salt thereof.
- 2. The compound of claim 1 wherein the substituent on the lower alkyl of R.sup.2 g is amino.
- 3. The compound of claim 1 wherein the substituent on the lower alkyl of R.sup.2 g is lower alkoxycarboxamido.
- 4. The compound of claim 1 wherein the substituent on the lower alkyl of R.sup.2 g is lower alkenylthio.
- 5. The compound of claim 1 wherein the substituent on the lower alkyl of R.sup.2 g is phenyl substituted with amino (lower) alkyl.
- 6. The compound of claim 1 wherein the substituent on the lower alkyl of R.sup.2 g is phenyl substituted with amido (lower) alkyl.
- 7. The compound of claim 1 wherein the substituent on the lower alkyl of R.sup.2 g is heterocyclic selected from the group consisting of furyl, pyrrolyl, imidazolyl, pyrazolyl, pyridyl, picolyl, pyrimidinyl, pyrazinyl, pyridazinyl, triazolyl, tetrazolyl, oxazolyl, isoxazolyl, oxadiazolyl, thiazolyl, isothiazolyl and thiadiazolyl, and substituted heterocyclic with at least one lower alkyl, hydroxy or amino substituent.
Priority Claims (1)
Number |
Date |
Country |
Kind |
31694/78 |
Jul 1978 |
GBX |
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Parent Case Info
This application is a continuation of Ser. No. 421,024 filed Sept. 22, 1982, now abandoned which is a divisional of Ser. No. 253,026 filed Apr. 10, 1981, now U.S. Pat. No. 4,372,952 which is a divisional of Ser. No. 059,893, filed July 23, 1979, now U.S. Pat. No. 4,284,631.
US Referenced Citations (3)
Number |
Name |
Date |
Kind |
4152432 |
Heymes et al. |
May 1979 |
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4278793 |
Durckheimer |
Jul 1981 |
|
4288434 |
Heymes |
Sep 1981 |
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Divisions (2)
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Number |
Date |
Country |
Parent |
253026 |
Apr 1981 |
|
Parent |
59893 |
Jul 1979 |
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Continuations (1)
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Number |
Date |
Country |
Parent |
421024 |
Sep 1982 |
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