Process for preparing cyclopentenone derivatives

Details Process for preparing cyclopentenone derivatives Process for preparing cyclopentenone derivatives

1981-08-26

1983-05-17

Reamer, James H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

568386, 560231, C07C 4559, C07C 4561

Patent

active

043841449

ABSTRACT:
A process for preparing cyclopentenone derivatives represented by the formula: ##STR1## wherein R.sub.1 is methyl or ethyl, and R.sub.2 is hydrogen, methyl or acetyl, characterized in that a 1,4-diketone derivative represented by the formula:

REFERENCES:
patent: 2387587 (1945-10-01), Hunsdiecker
patent: 2661374 (1953-12-01), Schechter et al.
patent: 2768965 (1956-10-01), Stansbury et al.
patent: 3387003 (1968-06-01), Martel et al.
patent: 3591643 (1971-07-01), Fanta et al.
Kankaanpera, Chem. Abst., vol. 71, #12227h (1969).
Journal Organic Chemistry 35, 320 (1970).

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