Process for preparing enantiomerically enriched (1S,4R)...

Details Process for preparing enantiomerically enriched (1S,4R)... Process for preparing enantiomerically enriched (1S,4R)...

Filed on

2005-12-13

Date issued

2005-12-13

Examiner

Lankford, Jr., Leon B. (Department: 1651)

Patent Class

Drug, bio-affecting and body treating compositions

SubClass

Designated organic active ingredient containing

SubSubClass

Ester doai

Other Related Categories

C514S529000, C514S506000, C514S548000, C514S549000, C568S591000, C568S579000, C435S132000, C435S155000

Type

Reexamination Certificate

Status

active

Patent number

06974834

Description

ABSTRACT:
This invention relates to a process for the synthesis of enantiomerically enriched (1S,4R) 1-acetoxy-4-hydroxycyclopent-2-ene of Formula I, a compound useful as an intermediate in the synthesis of prostaglandins and prostanoids.

REFERENCES:
patent: 293 136 (1991-08-01), None
T.T. Curran, et al., Tetrahedron, 53, 1983-2004 (1997).
S. Miura, et al., Tetrahedron, 32, 1893-1898 (1976).
F. Thiel, et al., Liebigs Ann. Chem., 195-200 (1991).
F. Thiel, et al., Synthesis, 540-541 (1988).
F. Theil, et al., Tetrahedron 47, 7569-7582 (1991).

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