Bisoprolol EP Impurity E (Dehydroxy Bisoprolol) (Mixture of Z and E Isomers)
CAS No. 1217245-60-7
C18H29NO3
M.W. 307.43

Bisoprolol EP Impurity B Hemifumarate
C18H31NO4. 0.5 C4H4O4
M.W. 325.45 0.5 116.07

Bisoprolol EP Impurity N
CAS No. 1346601-75-9
C17H29NO4
M.W. 311.42

Bisoprolol EP Impurity Q
CAS No. 1346604-00-9
C16H27NO4
M.W. 297.40

Bisoprolol EP Impurity R
CAS No. 5790-46-5
C13H21NO2
M.W. 223.32

Bisoprolol Fumarate EP Impurity S
CAS No. 123-08-0
C7H6O2
M.W. 122.12

Bisoprolol EP Impurity C DiHCl
CAS No. 1225195-70-9 (free base)
C25H38N2O4. 2 HCl
M.W. 430.59 2 36.46

Bisoprolol EP Impurity D DiHCl
C26H40N2O5. 2 HCl
M.W. 460.62 2 36.46
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