Pharmaceutical Reference Standards / Impurity Standards

Gemcitabine Hydrochloride
Gemcitabine EP Impurity A
Gemcitabine EP Impurity C
Gemcitabine EP Impurity B
4-Hydroxy-3,4-dihydro-gemcitabine
1-(3,3-difluoro-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)6-hydroxydihydropyrimidine-2,4(1H,3H)-dione
Gemcitabine Impurity 4
10-amino-5,5-difluoro-4-hydroxy-3,4,5,6,9,11a-hexahydro-3,6-epoxypyrimido[6,1-b][1,3]oxazocin-8(2H)-one
2-Deoxy-2,2-difluoro-D-erythro-ribofuranose-3,5-dibenzoate 1-Methanesulfonate
2`-Deoxy-3`,5`-di-O-benzoyl-2`,2`-difluorocytidine
((2R,3R,5R)-3-(Benzoyloxy)-4,4-difluoro-5-((methylsulfonyl)oxy)tetrahydrofuran-2-yl)methyl benzoate
3`-Epi Gemcitabine
Gemcitabine Impurity 9
Gemcitabine Impurity 10
Gemcitabine 5-benzoate
Gemcitabine 3-benzoate
Gemcitabine
(3R,4R)-1-ethoxy-2,2-difluoro-4,5-dihydroxy-1-oxopentan-3-yl benzoate
(R)-1-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-3-ethoxy-2,2-difluoro-3-oxopropyl benzoate
Gemcitabine Impurity 15
Gemcitabine Impurity 21
(R)-Glyceraldehyde acetonide
Gemcitabine Impurity 11
Gemcitabine Impurity 19
2-Deoxy-2,2-difluoro-D-erythro-pentofuranose
3,3,difluoro 4- hydroxy-5-(hydroxyl methyl) dihydrofuran-2(3H)-one
Gemcitabine Impurity 12
Gemcitabine Impurity 29
1`-Epi Gemcitabine 3`,5`-Dibenzoate
3`-Epi Gemcitabine 3`,5`-Dibenzoate
Gemcitabine Impurity 31

Metabolites

Gemcitabine triphosphate

Isotope Labelled Compounds

Gemcitabine-13C-15N2
Gemcitabine EP Impurity C-13C,15N2