Organic compounds -- part of the class 532-570 series – Organic compounds – Carbohydrates or derivatives
Reexamination Certificate
2006-09-22
2008-10-21
Lewis, Patrick T (Department: 1623)
Organic compounds -- part of the class 532-570 series
Organic compounds
Carbohydrates or derivatives
C536S018500, C536S025300
Reexamination Certificate
active
07439344
ABSTRACT:
The present invention relates to a one-step process for the selective O-acylation of the hydroxy groups of a nucleoside under basic conditions utilizing DMAP and a carboxylic acid anhydride in aqueous heterogenous solvent mixture.
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Buckwalter Brian L.
Lewis Patrick T
Roche Palo Alto LLC
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