Method for preparation of gemcitabine and intermediate compounds associated
2007
The present invention relates to novel intermediate compounds which preferably comprise derivatives of 2,2-difluoro-3-hydroxy-3- (2,2-dialkyldioxolan-4-yl) alkyl propionate and 3-substituted derivatives 2-deoxy-2,2-difluoro-1-oxo-D-ribose substituted in 3 and 5. the present invention also provides processes for producing such intermediate compounds and gemcitabine production processes therewith.
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