Bortezomib Trimer ((1R,2S)-Bortezomib Trimer)
CAS No. 390800-88-1
C57H69B3N12O9
M.W. 1098.68

Bortezomib Impurity 40 (Mixture of Isomers)
C57H69B3N12O9
M.W. 1098.67

Bortezomib Impurity F
CAS No. 73058-37-4
C15H15N3O3
M.W. 285.30

Bortezomib Impurity 48
CAS No. 289472-81-7
C19H24N4O3
M.W. 356.43

Bortezomib Impurity H
CAS No. 1446194-56-4
C19H24N4O2
M.W. 340.43

Bortezomib Impurity 41
CAS No. 289472-80-6
C14H14N4O2
M.W. 270.29

Bortezomib Impurity 2 (S,R-Isomer)
CAS No. 289472-78-2
C19H24N4O3
M.W. 356.43
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