Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1992-03-05
1993-08-10
Higel, Floyd D.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
5483031, C07D49504, C07D49104, C07D33332, C07D47300
Patent
active
052350657
ABSTRACT:
The present invention relates to a process for the preparation of heterocyclic compounds which are suitable as intermediates for the preparation of D-(+)-biotin, and to a process for the preparation of D-(+)-biotin itself. The invention further relates to intermediates in this process.
REFERENCES:
patent: 3740350 (1973-06-01), Shanefield
patent: 3740416 (1973-06-01), Gerecke et al.
patent: 3876656 (1975-04-01), Aoki et al.
patent: 4636566 (1987-01-01), Holick et al.
patent: 4876350 (1989-10-01), McGarrity et al.
patent: 4877882 (1989-10-01), Poetsch et al.
Rawal et al., J. Org. Chem. vol. 55, pp. 5181 to 5183 (1990).
Isaka et al., Jap. Bull. Pharm. Chem, vol. 88(8), pp. 1068-1073 (1968).
Oyke, "The Chemistry of Vitamins", Chapter 9, pp. 161-181 (1965).
Casutt Michael
Eckstein Jurgen
Schwarz Michael
Higel Floyd D.
Merck Patent Gesellschaft mit beschrankter Haftung
LandOfFree
Process for the preparation of a D-(+)-biotin intermediate 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 preparation of a D-(+)-biotin intermediate, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the preparation of a D-(+)-biotin intermediate will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1726435