Method for preparing hydroxamic acids

Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent

Reexamination Certificate

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C548S262200, C548S262400, C548S300100

Reexamination Certificate

active

11146723

ABSTRACT:
Processes for using a compound of formula III:to make compounds of formulae I and II:and processes for making the compound of formula III, where R1-5and J are as defined herein.

REFERENCES:
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patent: 6225311 (2001-05-01), Levin et al.
patent: 6387901 (2002-05-01), Chupak
patent: WO 97/20824 (1997-06-01), None
patent: WO 98/34918 (1998-08-01), None
patent: WO 03/037852 (2003-05-01), None
Sorbera et al., “Prinmostat: oncolytic, matrix metalloprotase inhibitor,”Drugs of the Future(2000) 25(2):150-158.
Shirokova et al., “Novel acyclic nucleotides and nucleoside 5′-triphosphates imitating 2′,3′-dideoxy-2′,3′-didehydronucleotides: synthesis and biological properties,”J Med Chem(1994) 37(22):3739-3748.

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