Claims
- 1. A compound of the formula ##STR24## in which R is the group ##STR25## wherein R.sub.1 is hydrogen or alkyl of 1 to 4 carbon atoms, and R.sub.2 is hydrogen, alkyl of 1 to 4 carbon atoms or phenyl.
- 2. The compound of the formula of claim 1 in which R is carbonamide.
- 3. The compound of the formula of claim 1 in which R is carboxylic acid-phenylamide.
Priority Claims (1)
Number |
Date |
Country |
Kind |
2533960 |
Jul 1975 |
DE |
|
Parent Case Info
This application is a division of application Ser. No. 707,751 filed July 22, 1976, now U.S. Pat. No. 4,064,349.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
3892803 |
Diamond et al. |
Jul 1975 |
|
Foreign Referenced Citations (2)
Number |
Date |
Country |
952629 |
Nov 1956 |
DE |
794885 |
May 1958 |
GB |
Divisions (1)
|
Number |
Date |
Country |
Parent |
707751 |
Jul 1976 |
|