Novel 5-membered cyclic compounds, process for production thereo

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Ester doai

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560 53, 560118, 560121, 562463, 562500, 562503, 514573, C07C17700, A61K 31557

Patent

active

047661470

ABSTRACT:
Novel 5-alkylidene-4-substituted-2-cyclopentenones and 5-(1-hydroxy-aliphatic hydrocarbon)-4-substituted-2-cyclopentenones.
These novel cyclopentenones and 5-alkylidene-3-hydroxy-4-substituted cyclopentanones have a pharmaceutical activity for treatment of tumors.

REFERENCES:
patent: 4099014 (1978-07-01), Peterson
patent: 4560703 (1985-12-01), Fukushima
Bohlmann, Phytochemistry, 21, 125 (1982) abstract only.

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