Claims
- 1. A compound of the formula: ##STR29## wherein R.sub.1 is lower alkyl or carboxy esterified with lower alkyl or benzyl; and R.sub.2 is 2-propenyl.
- 2. The compound of claim 1 wherein said compound is 1-methoxycarbonyl-3-(2-propenyl)-4-oxo-cyclopent-2-ene.
CROSS REFERENCE TO RELATED APPLICATIONS
This is a division, of application Ser. No. 613,652 filed Sept. 15, 1975, now U.S. Pat. No. 4,089,889 which in turn is a divisional of Ser. No. 381,322 filed July 20, 1973, is a continuation-in-part of our pending U.S. application Ser. No. 300,633, filed Nov. 25, 1972, now abandoned.
US Referenced Citations (2)
Non-Patent Literature Citations (2)
Entry |
Traverso et al, Il Farmaco, 28 1041 (1973). |
Buchi et al, J. Org. Chem. 36, 2021 (1971). |
Divisions (2)
|
Number |
Date |
Country |
Parent |
613652 |
Sep 1975 |
|
Parent |
381322 |
Jul 1973 |
|
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
300633 |
Nov 1972 |
|