sorafenib and its Impurities
A tosylate salt of Sorafenib which is a kinase inhibitor drug. It is used for the treatment of kidney, liver and thyroid cancer. It works by inhibiting the VEGFR-2/PDGFR-beta signaling cascade, thereby blocking tumor angiogenesis. Reference standards of Sorafenib API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.


2-(4-(4-(3-(2-Chloro-3-(Trifluoromethyl)phenyl)ureido)Phenoxy)-6-Methylpicolinamido)-4-Methylbenzenesulfonic Acid
2-(4-(4-(3-(2-Chloro-3-(Trifluoromethyl)phenyl)ureido)Phenoxy)-6-Methylpicolinamido)-4-Methylbenzenesulfonic Acid
Catalogue No.:PA 46 17510
CAS :
NA
Molecular Formula : C28H22ClF3N4O6S
Molecular Weight : 635.01


4,4'-((((Azanediylbis(carbonyl))bis(azanediyl))bis(4,1-phenylene))bis(oxy))bis(N-methylpicolinamide)
4,4'-((((Azanediylbis(carbonyl))bis(azanediyl))bis(4,1-phenylene))bis(oxy))bis(N-methylpicolinamide)
Catalogue No.:PA 46 0171014
CAS :
2206827-18-9
Molecular Formula : C28H25N7O6
Molecular Weight : 555.55