TLC Standards
      
Products List (Parent drug: RIFAXIMIN)
Rifaximin-d6
CAS No. 1262992-43-7
C43H45D6N3O11 M.W. 791.93
R-351
Rifaximin-d6
Rifaximin
CAS No. 80621-81-4
C43H51N3O11 M.W. 785.89
R-352
Rifaximin
Rifaximin EP Impurity D
CAS No. N/A
C43H49N3O12 M.W. 799.88
R-353
Rifaximin EP Impurity D
Rifaximin Impurity H
CAS No. N/A
C43H51N3O12 M.W. 801.90
R-354
Rifaximin Impurity H
25-Desacetyl Rifaximin
CAS No. 80621-88-1
C41H49N3O10 M.W. 743.86
R-355
25-Desacetyl Rifaximin
25-Desacetyl Rifaximin-d6
C42H45N3O9D6 M.W. 747.93
R-356
25-Desacetyl Rifaximin-d6
Rifaximin Impurity 1(Rifaximin Impurity B)
CAS No. 1351775-04-6
C43H49N3O11 M.W. 783.88
R-357
Rifaximin Impurity 1(Rifaximin Impurity B)
Rifaximin Impurity 2
CAS No. 1351775-03-5
C43H49N3O11 M.W. 783.88
R-358
Rifaximin Impurity 2
Rifaximin Imine-N-Oxide
CAS No. 51963-55-4
C43H58N4O13 M.W. 838.96
R-359
Rifaximin Imine-N-Oxide
Rifaximin EP Impurity G
CAS No. 80621-76-7
C43H49N3O11 M.W. 783.88
R-3510
Rifaximin EP Impurity G
Rifaximin EP Impurity B (Rifamycin B)
CAS No. 13929-35-6
C39H49NO14 M.W. 755.82
R-3511
Rifaximin EP  Impurity B (Rifamycin B)
Rifaximin EP Impurity C (Rifamycin SV)
CAS No. 6998-60-3
C37H47NO12 M.W. 697.79
R-3512
Rifaximin EP  Impurity C (Rifamycin SV)
Rifamycin SV Sodium Salt
CAS No. 14897-39-3
C37H46NO12 . Na M.W. 696.78 22.99
R-3513
Rifamycin SV Sodium Salt
Rifaximin EP Impurity F (Rifamycin O)
CAS No. 14487-05-9
C39H47NO14 M.W. 753.81
R-3514
Rifaximin EP Impurity F (Rifamycin O)
Rifaximin EP Impurity E (Rifamycin S)
CAS No. 13553-79-2
C37H45NO12 M.W. 695.76
R-3515
Rifaximin EP Impurity E (Rifamycin S)
Rifaximin EP Impurity A
CAS No. 695-34-1
C6H8N2 M.W. 108.14
R-3516
Rifaximin EP Impurity A