Claims
- 1. A compound of the formula ##STR19## wherein R is straight or branched chain alkylene of one to four carbon atoms and X is hydrogen, halogen or alkyl or alkoxy of one to three carbon atoms.
- 2. A compound according to claim 1 in which the R is bonded to the four position of the ring.
Parent Case Info
This is a division of application Ser. No. 862,013 filed Dec. 19, 1977 now U.S. Pat. No. 4,143,152.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
3901921 |
Urry et al. |
Aug 1975 |
|
3922449 |
Griot |
Dec 1975 |
|
Divisions (1)
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Number |
Date |
Country |
Parent |
862013 |
Dec 1977 |
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