Catalogue Number: | R-3511 |
Compound Name: | Rifaximin EP Impurity B (Rifamycin B) |
Synonyms: | 4-O-(Carboxymethyl)rifamycin |
CAS#: | 13929-35-6 |
Alternate CAS#: | |
Molecular Formula: | C39H49NO14 |
Molecular Weight: | 755.81 |
Rifaximin EP Impurity C Sodium Salt (Rifamycin SV Sodium Salt)
CAS No. 14897-39-3
C37H46NO12. Na
M.W. 696.77 22.99