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QR090604
Rifamycin B;Rifaximin EP Impurity B;Rifamycin EP Impurity A
Molecular Formula: C39H49NO14
Molecular Weight: 755.80
CAS No.: 13929-35-6
QR090605
27-Desmethoxy-27-hydroxy-rifamycin SV
Molecular Formula: C36H45NO12
Molecular Weight: 683.74
CAS No.: 31718-67-9
QR090606
Rifamycin Impurity 6
Molecular Formula: C37H45NO13
Molecular Weight: 711.76
CAS No.: 59264-04-9
QR090607
Rifamycin Impurity 7
Molecular Formula: C39H47NO15
Molecular Weight: 769.80
CAS No.: NA
QR090608
Rifamycin Impurity 8
Molecular Formula: C39H49NO14
Molecular Weight: 755.81
CAS No.: 26117-02-2
QR090609
Rifamycin Impurity 9
Molecular Formula: C34H41NO11
Molecular Weight: 639.70
CAS No.: NA
QR090610
Rifamycin Impurity 10
Molecular Formula: C36H43NO12
Molecular Weight: 681.74
CAS No.: NA
QR090611
Rifamycin Impurity 11
Molecular Formula: C37H45NO12
Molecular Weight: 695.76
CAS No.: NA
QR090612
Rifamycin Impurity 12
Molecular Formula: C37H45NO12
Molecular Weight: 695.76
CAS No.: NA
QR090613
Rifamycin Impurity 13
Molecular Formula: C34H43NO11
Molecular Weight: 641.71
CAS No.: NA
QR090614
Rifamycin Impurity 14
Molecular Formula: C37H47NO13
Molecular Weight: 713.78
CAS No.: NA
QR090615
Rifamycin Impurity 15
Molecular Formula: C37H47NO12
Molecular Weight: 697.78
CAS No.: NA
QR090616
Rifamycin Impurity 16
Molecular Formula: C37H47NO12
Molecular Weight: 697.78
CAS No.: NA
QR090617
3-Bromorifamycin S
Molecular Formula: C37H44BrNO12
Molecular Weight: 774.66
CAS No.: 57375-25-4
QR090618
Rifamycin Impurity 18
Molecular Formula: C43H58N2O12
Molecular Weight: 794.94
CAS No.: NA
QR090619
Rifamycin Impurity 19
Molecular Formula: C38H45NO13
Molecular Weight: 723.77
CAS No.: 27557-15-9
QR090620
Rifamycin Impurity 20
Molecular Formula: C36H45NO12
Molecular Weight: 683.75
CAS No.: 16783-97-4
QR090621
Desacetyl Rifamycin S
Molecular Formula: C35H43NO11
Molecular Weight: 653.73
CAS No.: 17555-51-0
QR090622
25-Desacetyl Rifamycin O
Molecular Formula: C37H45NO13
Molecular Weight: 711.76
CAS No.: NA
QR090623
25-Desacetyl Rifamycin SV
Molecular Formula: C35H45NO11
Molecular Weight: 655.74
CAS No.: 17750-90-2
QR090624
Rifamycin Impurity 24 (Rifamycin Y)
Molecular Formula: C39H47NO15
Molecular Weight: 769.80
CAS No.: 15271-73-5
QR090625
Rifamycin Impurity 25
Molecular Formula: C37H45NO12
Molecular Weight: 695.76
CAS No.: NA
QR090626
Rifamycin Impurity 26
Molecular Formula: C46H62N4O12
Molecular Weight: 863.02
CAS No.: NA
QR090627
Rifamycin Impurity 27
Molecular Formula: C42H54N2O12
Molecular Weight: 778.90
CAS No.: NA
QR090628
Rifamycin Impurity 28
Molecular Formula: C34H41NO11
Molecular Weight: 639.70
CAS No.: NA
QR090629
Rifamycin Impurity 29
Molecular Formula: C40H52N2O11
Molecular Weight: 736.86
CAS No.: NA
QR090630
Rifamycin Impurity 30
Molecular Formula: C44H60N4O11
Molecular Weight: 820.98
CAS No.: NA
QR090631
Rifamycin Impurity 31
Molecular Formula: C43H56N2O13
Molecular Weight: 808.92
CAS No.: NA
QR090700
Rifabutin
Molecular Formula: C46H62N4O11
Molecular Weight: 847.00
CAS No.: 72559-06-9
QR090701
Rifabutin EP Impurity A
Molecular Formula: C9H17NO
Molecular Weight: 155.24
CAS No.: NA