Claims
- 1. A compound of the formula ##STR29## wherein R is lower alkyl containing from 1 to 7 carbon atoms, or carboxy esterified with either a lower alkyl containing from 1 to 7 carbon atoms or benzyl group; R.sub.2 is --CH.sub.2 --C.dbd.CR.sub.3 or --CH.sub.2 --R'; R' is carboxy esterified either with a lower alkyl containing from 1 to 7 carbon atoms or benzyl group, R.sub.3 is hydrogen or lower alkyl containing from 1 to 7 carbon atoms, and the dotted bond can be optionally hydrogenated
- or enantiomers or racemates thereof.
- 2. The compound of claim 1 wherein R.sub.2 is 2-propenyl or methylcarbomethoxy.
- 3. The compound of claim 2 wherein said compound is 4.alpha.-methoxycarbonyl-3.beta.-cyano-2.alpha.-(2-propenyl)-cyclopentanone.
- 4. A compound of the formula ##STR30## wherein R is hydrogen, lower alkyl containing from 1 to 7 carbon atoms or carboxy or carboxy esterified either with a lower alkyl containing from 1 to 7 carbon atoms, or benzyl group; and R.sub.1 is hydroxy or oxo
- or enantiomers or racemates thereof.
- 5. The compound of claim 4 wherein said compound is 2.alpha.-carboxymethyl-3.beta.-cyano-4.alpha.-methoxycarbonylcyclopentanone.
CROSS REFERENCE TO RELATED APPLICATIONS
This application is a divisional application of Ser. No. 381,322 filed July 20, 1973, now abandoned which is a continuation-in-part of our pending U.S. application Ser. No. 300,633, filed Nov. 25, 1972, now abandoned.
US Referenced Citations (5)
Divisions (1)
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Number |
Date |
Country |
Parent |
381322 |
Jul 1973 |
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Continuation in Parts (1)
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Number |
Date |
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Parent |
300633 |
Nov 1972 |
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