Claims
- 1. A compound of the formula ##STR11## wherein R and R.sub.1 are each independently hydrogen or alkyl or 1 to 4 carbon atoms;
- R.sub.4 is hydrogen, halogen, alkyl of 1 to 4 carbon atoms or alkoxy of 1 to 4 carbon atoms;
- B is cyano, acetyl, carbethoxy or carbamyl; and
- Het is a thiazole, oxazole, 1,3,4-thiadiazole, 1,2,4-thiazdiazole or 1,2,4-oxadiazole ring.
Priority Claims (1)
Number |
Date |
Country |
Kind |
20356 A/82 |
Mar 1982 |
ITX |
|
Parent Case Info
This is a division of Ser. No. 465,572, filed Feb. 10, 1983, now U.S. Pat. No. 4,548,944.
Divisions (1)
|
Number |
Date |
Country |
Parent |
465572 |
Feb 1983 |
|