Regorafenib Impurity 1
C25H19F2N5O4
M.W. 491.46

N-Desmethyl Regorafenib-d3 N-Oxide
CAS No. 835621-12-0 (non-labelled)
C20H10D3ClF4N4O4
M.W. 487.81

Regorafenib N-Oxide (M2 Metabolite)
CAS No. 835621-11-9
C21H15ClF4N4O4
M.W. 498.82

N-Desmethyl Regorafenib N-Oxide (M5 Metabolite)
CAS No. 835621-12-0
C20H13ClF4N4O4
M.W. 484.80

Regorafenib EP Impurity C
C20H18FN5O3
M.W. 395.39

Regorafenib Impurity 6
CAS No. 1187945-05-6
C20H12ClF4N3O4
M.W. 469.78

Regorafenib EP Impurity E
C35H23Cl2F7N6O5
M.W. 811.49
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