Claims
- 1. A compound of formula (II): ##STR321## wherein, R.sup.1 is dimethylamino, C.sub.1 -C.sub.12 alkyl, C.sub.2 -C.sub.6 alkenyl, C.sub.2 -C.sub.6 alkynl, C.sub.3 -C.sub.10 cycloalkyl, aryl, 2-thienyl, 3-thienyl, 2-furyl, 3-furyl, 2-pyrrolyl, 3-pyrrolyl, 2-imidazolyl, 1-pyrazolyl, 2-pyridyl, 3-pyridyl, 4-pyridyl, 2-pyrimidyl, 3-pyridazinyl, 2-pyrazinyl, 3-triazolyl, 2-thiazolyl, 4-thiazolyl, 5-tetrazolyl, 3-isothiazolyl, 2-pyrrolidinyl, 2-imidazolidinyl, 4-pyrazolidinyl, 4-piperidyl, 2-piperadinyl, 4-indolyl, 7-indolyl, 5-quinolyl, 8-quinolyl, 8-isoquinolyl, or morpholino; and R.sup.7 is hydrogen or an amino protecting group.
Priority Claims (1)
Number |
Date |
Country |
Kind |
2-172050 |
Jun 1990 |
JPX |
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Parent Case Info
This is a divisional application of Ser. No. 07/719,492, filed on Jun. 24, 1991 now U.S. Pat. No. 5,194,608.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4791102 |
Bernat et al. |
Dec 1988 |
|
Divisions (1)
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Number |
Date |
Country |
Parent |
719492 |
Jun 1991 |
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