Claims
- 1. A compound of the formula: ##STR15## wherein R is selected from the group consisting of N.sub.3, CF.sub.3 CONH-- and C.sub.6 H.sub.5 CH.sub.2 OCONH--.
Parent Case Info
This is a File-Wrapper continuation, of application Ser. No. 07/857,016, filed Mar. 24, 1992, now abandoned, which is a divisional application of U.S. Ser. No. 07/238,756, filed Aug. 30, 1988, issued as U.S. Pat. No. 5,143,831 on Sep. 1, 1992.
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2875194 |
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Feb 1959 |
|
4440854 |
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Apr 1984 |
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Non-Patent Literature Citations (9)
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Divisions (1)
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Number |
Date |
Country |
Parent |
238756 |
Aug 1988 |
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Continuations (1)
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Number |
Date |
Country |
Parent |
857016 |
Mar 1992 |
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