Process for the synthesis of 3-keto-cyclopentene-5-oxy derivativ

Details Process for the synthesis of 3-keto-cyclopentene-5-oxy derivativ Process for the synthesis of 3-keto-cyclopentene-5-oxy derivativ

1981-07-28

1983-11-01

Gantz, Delbert E.

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

Organic compounds

Oxygen containing

568353, 568379, 204158R, C07C 4545, C07G 1300

Patent

active

044131453

ABSTRACT:
Process for the synthesis of the 3-keto-cyclopentene-5-oxy derivatives (rethrolones) having the general formula: ##STR1## wherein: R.sub.1 is hydrogen, saturated or unsaturated C.sub.1 -C.sub.10 alkyl.

REFERENCES:
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patent: 4181807 (1980-01-01), Green
Chemical Abstracts, vol. 89 #59452q "Chem. Phys. Letter" 1978, pp. 543-546.
Buchi et al. Journal of the American Chemical Society "A New Synthesis of Rethrolone" Aug. 1971, pp. 4319-4320.
Cooper et al. Tetrahedron "The Chemistry of .gamma. Oxosulfones" 1976, pp. 4675-4678.
Floyd J. Org. Chem. "Prostaglandins and Congeners" 1978, pp. 1641-1643.
Hirsch et al. "The Hydrolysis of .alpha..alpha.'-Dimethoxydihydrofurans" Jun. 1972--pp. 523-529.
Piancatelli et al. Tetrahedron "A New Synthesis of Cxocyclopentenes" 1978, pp. 2775-2778.
Romanet et al. Journal of the American Chemical Society "A New and Highly Efficient Synthesis of Rethrolones" Mar. 1974, pp. 3701-3702.
Shono et al. Chemistry Letters "A Facile and General Synthesis of 4-Hydroxycyclopentenones" 1976, pp. 1249-1252.
Sih et al. Journal of American Chemical Society "Total Synthesis of Prostaglandins" 1973, pp. 1676-1677.
Stork et al. Journal of the American Chemical Society "A Route to Prostaglandins . . . " 1975, pp. 3258-3260.
Levisalles "Pyridazines II.-La preparation den pyridazines a partir de derives da furanne", Bull. Chem. Soc. France, 997-1003, (1957).

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