Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...
Reexamination Certificate
2008-07-08
2008-07-08
Balasubram, Venkataraman (Department: 1624)
Organic compounds -- part of the class 532-570 series
Organic compounds
Nitrogen attached directly or indirectly to the purine ring...
C544S332000, C544S330000
Reexamination Certificate
active
07396927
ABSTRACT:
The present invention provides processes for preparing calcium salts of statin, particularly rosuvastatin calcium salt substantially free of impurities on an industrial scale.
REFERENCES:
patent: 4231938 (1980-11-01), Monaghan et al.
patent: 4346227 (1982-08-01), Terahara et al.
patent: 4444784 (1984-04-01), Hoffman et al.
patent: 4739073 (1988-04-01), Kathawala
patent: 5006530 (1991-04-01), Angerbauer et al.
patent: 5177080 (1993-01-01), Angerbauer et al.
patent: 5260440 (1993-11-01), Hirai et al.
patent: 5354879 (1994-10-01), Konoike et al.
patent: RE37314 (2001-08-01), Hirai et al.
patent: 6316460 (2001-11-01), Creekmore et al.
patent: 6333198 (2001-12-01), Edmeades et al.
patent: 6777552 (2004-08-01), Niddam-Hildesheim et al.
patent: 6858618 (2005-02-01), Raza et al.
patent: 2005/0131066 (2005-06-01), Niddam-Hildesheim et al.
patent: 2005/0222415 (2005-10-01), Kumar et al.
patent: 2006/0116391 (2006-06-01), Horbury et al.
patent: 0 850 902 (1998-07-01), None
patent: 0 521 471 (2000-10-01), None
patent: WO 00/17150 (2000-03-01), None
patent: WO 00/49014 (2000-08-01), None
patent: WO 01/60804 (2001-08-01), None
patent: WO 03/016317 (2003-02-01), None
patent: WO 03/032995 (2003-04-01), None
patent: WO 03/087112 (2003-10-01), None
patent: WO 03/097614 (2003-11-01), None
patent: WO 2004/014872 (2004-02-01), None
patent: WO 2004/052867 (2004-06-01), None
patent: WO 2005/021511 (2005-03-01), None
patent: WO 2006/035277 (2006-04-01), None
patent: WO 2006/079611 (2006-08-01), None
patent: WO 2006 100689 (2006-09-01), None
patent: WO 2006/106526 (2006-10-01), None
patent: WO 2006/136407 (2006-12-01), None
patent: WO 2006/136408 (2006-12-01), None
patent: WO 2007/007119 (2007-01-01), None
Watanabe et al. Synthesis and Biological Activity of Methanesulfonamide Pyrimidine- and N-methanesulfonyl Pyrrole-Substituted 3,5-Dihydroxy-6-heptenoates, a Novel Series of HMG-CoA Reductase Inhibitors. Bioorg Med Chem. Feb. 1997;5(2):437-44.
Anelli, et al., “Fast And Selective Oxidation Of Primary Alcohols To Aldehydes Or To Carboxylic Acids And Of Secondary Alcohols To Ketones Mediated By Oxoammonium Salts Under Two-Phase Conditions”,J. Org. Chem., 1987, pp. 2559-2562, vol. 52, No. 12.
Hull, et al., “Quantification Of Rosuvastatin In Human Plasma By Automated Solid-Phase Extraction Using Tandem Mass Spectrometric Detection”,Journal of Chromatography B: Biomedical Sciences&Applications, 2002, pp. 219-228, vol. 772, No. 2.
Konoike, et al. “Practical Synthesis of Chiral Synthons for the Preparation of HMG-CoA Reductase Inhibitors” J. Org. Chem., vol. 59, 1994, pp. 7849-7854.
Lenz, et al., “Tetra-N-Propylammonium Perruthenate (TPAP)-Catalysed Oxidations Of Alcohols Using Molecular Oxygen As A Co-Oxidant”,J. Chem. Soc., Perkin Trans. 1, 1997, 3291-3292.
Ley, et al.,Synthesis, 1994, 639-666.
Lipid Research Clinics Program, “The Lipid Research Clinics Coronary Primary Prevention Trial Results: I. Reduction In Incidence Of Coronary Heart Disease”,J.A.M.A., 1984, 351-74, vol. 251, No. 3.
Shionogi Annual Report, 1996, Direct Communications, Shionogi, Feb. 8, 1999 & Feb. 25, 2000.
Scandinavian Simvastatin Survival Study Group, “Randomised Trial Of Cholesterol Lowering In 4444 Patients With Coronary Heart Disease: The Scandinavian Survival Study (4s)”,The Lancet, 1994, pp. 1383-1389, vol. 344.
Snyder, et al.,Introduction To Modern Liquid Chromatography, 2nd ed., John Wiley & Sons: New York, 1979, pp. 549, 552, 571-572.
Strobel, et al.,Chemical Instrumentation: A Systematic Approach, 3rded., Wiley & Sons: New York, 1989, pp. 391-393, 879, 894, 922, 924-925, 953.
Witztum, “Chapter 36: Drugs Used In The Treatment Of Hyperlipoproteinemias”,Goodman&Gilman's The Pharmacological Basis Of Therapeutics, 9thed., pp. 875-897.
Niddam-Hildesheim Valerie
Sterimbaum Greta
Balasubram Venkataraman
Kenyon & Kenyon LLP
Teva Pharmaceutical Industries Ltd.
LandOfFree
Process for preparation of rosuvastatin calcium 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 preparation of rosuvastatin calcium, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for preparation of rosuvastatin calcium will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2758186