Prodrugs of piperazine and substituted piperidine antiviral...

Organic compounds -- part of the class 532-570 series – Organic compounds – Nitrogen attached directly or indirectly to the purine ring...

Reexamination Certificate

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Reexamination Certificate

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07745625

ABSTRACT:
This invention provides for prodrug Compounds I, pharmaceutical compositions thereof, and their use in treating HIV infection.wherein:X is C or N with the proviso that when X is N, R1does not exist;W is C or N with the proviso that when W is N, R2does not exist;V is C;E is hydrogen or a pharmaceutically acceptable salt thereof; andY is selected from the group consisting ofAlso, this invention provides for intermediate Compounds II useful in making prodrug Compounds I.wherein:L and M are independently selected from the group consisting of C1-C6alkyl, phenyl, benzyl, trialkylsilyl, -2,2,2-trichloroethoxy and 2-trimethylsilylethoxy.

REFERENCES:
patent: 6476034 (2002-11-01), Wang et al.
patent: 7354924 (2008-04-01), Wang et al.
patent: 2002/0061892 (2002-05-01), Wang et al.
patent: 2003/0069266 (2003-04-01), Wang et al.
patent: 2003/0207910 (2003-11-01), Wang et al.
patent: 2006/0172974 (2006-08-01), Chen et al.
patent: 2007/0070589 (2007-03-01), Chen et al.
patent: WO 00/76521 (2000-12-01), None
patent: WO 01/62255 (2001-08-01), None
patent: WO 03/082881 (2003-10-01), None
Dorwald F. A. Side Reactions in Organic Synthesis, 2005, Wiley: VCH, Weinheim, p. IX of Preface.
T. Heimbach, et al, “Absorption Rate Limit Cosiderations for Oral Phosphate Prodrugs,” Pharmaceutical Research, 20(6), pp. 848-856, 2003.
Stella, V.J., et al, Pharmacokinetics of Drug Targeting: Specific Implications for Targeting Via Prodrugs, Handbook of Experimental Pharamcology, Chapter 4, pp. 71-103, 1991.
Stella, V.J., et al, “Prodrugs. Do They Have Advantages in Clinical Practice?,”Drugs, 29(5), pp. 455-473, 1985.
Stella, V.J., “Trends in Prodrug Research,” Pharmacy International, 5(11), pp. 276-279, 1984.

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