Process for preparing prostaglandin derivatives and starting...

Details Process for preparing prostaglandin derivatives and starting... Process for preparing prostaglandin derivatives and starting...

2008-03-18

2008-03-18

Shameem, Golam M. M. (Department: 1626)

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C549S200000, C549S429000, C549S456000

Reexamination Certificate

active

10528256

ABSTRACT:
The present invention provides a process for preparing benzoprostacycline derivatives of formula (1), i.e. 5,6,7-trinor-4,8-inter-m-phenylene PGI2 derivatives, and vinyl tin compounds of formula (III) as starting materials for the same.

REFERENCES:
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patent: 5233059 (1993-08-01), Larock et al.
patent: 6852880 (2005-02-01), Ham et al.
patent: 6989458 (2006-01-01), Ham et al.
patent: WO-93/06095 (1993-04-01), None
patent: WO-2004/005274 (2004-01-01), None
H. Wakita et al., “Heterocycles”, vol. 48, No. 2, pp. 2559-2571 (1998).

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