Process for the production of beraprost and its salts

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C549S458000, C549S214000

Reexamination Certificate

active

07005527

ABSTRACT:
The present invention relates to a new process for the preparation of beraprost of formula (I) using new intermediates.

REFERENCES:
patent: 0 024 943 (1981-03-01), None
patent: 0 084 856 (1983-08-01), None
patent: 3-69909 (1991-11-01), None
Bruce E. Maryanoff et al.; Chem. Rev.; vol. 89, pp. 863-927, 1989.
Hisanori Wakita et al.; Tetrahedron; vol. 55, pp. 2449-2474, 1999.
Silylating Agents, Fluka Chemie AG, Second Edition, 1995, pp. 1-100.
Wakita et al., Tetrahedron, vol. 55, pp. 2449-2474 (1999).
Chandrasekhar et al., J. Org. Chem., vol. 62, No., 8, pp. 2628-2629 (1997).
Rodriguez et al., Tetrahedron Letters, vol. 40, pp. 5161-5164 (1999).
Cossy, Tetrahedron Letters, vol. 30, No. 31, pp. 4113-4116 (1989).
Blaser et al., Helv. Chim. Acta., vol. 74, No. 1, pp. 141-145 (1991).
Mahrwald et al., J. Prakt. Chem., vol. 328, No. 576, pp. 777-783 (1986).
Tolstikov et al., J. Org. Chem., vol. 28, No. 4.1, pp. 543-552 (1992).
Roland et al., Bull. Soc. Chim. Fr., vol. 133, No. 11, pp. 1149-1154 (1996).

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Process for the production of beraprost and its salts does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for the production of beraprost and its salts, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the production of beraprost and its salts will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3667331

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.