Organic compounds -- part of the class 532-570 series – Organic compounds – Chalcogen in the nitrogen containing substituent
Reexamination Certificate
2005-08-23
2005-08-23
Shameem, Golam M M (Department: 1626)
Organic compounds -- part of the class 532-570 series
Organic compounds
Chalcogen in the nitrogen containing substituent
C548S406000, C548S530000, C546S184000, C546S248000, C549S356000, C549S357000, C549S369000, C549S375000
Reexamination Certificate
active
06933385
ABSTRACT:
The invention relates to new protected 3,5-dihydroxy-2,2-dimethyl-valeroamides for the synthesis of epothilones and derivatives and process for the production and the use of the new compounds for the production of epothilones or epothilone derivatives.
REFERENCES:
patent: WO 00/58254 (2000-10-01), None
Taylor et al., “Total Synthesis of Epothilones B and D,”Organic Letters, vol. 3, No. 14, 2001, pp. 2221-2224.
Fürstner et al., “Concise Total Syntheses of Epothilone A and C Based on Alkyne Metathesis,”Chem. Commun., 2001, pp. 1057-1059.
Mulzer et al., “Total Syntheses of Epothilones B and D,”J. Org. Chem., vol. 65, No. 22, 2000, pp. 7456-7467.
Petrov Orlin
Platzek Johannes
Westermann Jurgen
Millen White Zelano & Branigan P.C.
Schering AG
Shameem Golam M M
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