Process for preparing (1-oxo-2-cyclopentyl-2-methyl-6,7-dichloro

Details Process for preparing (1-oxo-2-cyclopentyl-2-methyl-6,7-dichloro Process for preparing (1-oxo-2-cyclopentyl-2-methyl-6,7-dichloro

1974-02-15

1976-09-21

Morgenstern, Norman

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2603321, 2603322A, 2603323P, 2603265B, 2603473, 2603474, 260468G, 260473F, 260514G, 260590FA, C07C 6514, C07C 6995

Patent

active

039819116

ABSTRACT:
A process for preparing (1-oxo-2-cyclopentyl-2-methyl-6,7-dichloro-5-indanyloxy)acetic acid comprising reacting 5-cyclopentyl-5-methyl-2-cyclopentenone with a 4-carbon conjugated (open or cyclic) diene bearing vicinal chlorines adjacent to an ether group; aromatizing the resulting adduct to yield the desired indanone.

REFERENCES:
patent: 3668241 (1972-06-01), Cragoe et al.
patent: 3704314 (1972-11-01), Cragoe et al.
Beilstein, Band 7 (1925) pp. 360-363.
Elsevier's, "Encyclopedia of Organic Chemistry," (1948) vol. 12 A pp. 103-106, 219.

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