Gemcitabine Hydrochloride And Its Intermediates

assay:97.5%~101.5%

related substance:cytosinea?¤0.1%

?±-anomera?¤0.1%

Any single impuritya?¤0.1%

Total of impuritiesa?¤0.2%

 

its intermediates:

2-deoxy-2, 2-difluoro-D-erythro-pentofuranos-1-ulose-3, 5- dibenzoate

CAS:122111-01-7

2-deoxy-2, 2-difluoro-D-ribofuranose -3, 5- dibenzoate-1-methanesulfonate

CAS:122111-11-9