Levofloxacin
CAS No. 100986-85-4
C18H20FN3O4
M.W. 361.37

Levofloxacin EP Impurity C (Levofloxacin N-Oxide)
CAS No. 117678-38-3
C18H20FN3O5
M.W. 377.37

Ofloxacin EP Impurity D (S-Isomer) (9-Piperazine Levofloxacin Impurity)
CAS No. 178912-62-4
C18H20FN3O4
M.W. 361.37

(S)-Ofloxacin EP Impurity B (Decarboxyl Levofloxacin)
CAS No. 178964-53-9
C17H20FN3O2
M.W. 317.36

Levofloxacin EP Impurity F (Levofloxacin Related Compound B)
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C13H9F2NO4
M.W. 281.21

Levofloxacin EP Impurity D (Defluoro Levofloxacin)
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C18H21N3O4
M.W. 343.38
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