Rifamycin Related Products


SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Rifamycin, pharmacopeial and non-pharmacopeial Rifamycin impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Rifamycin impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Rifamycin-related products are thoroughly characterized. Rifamycin products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

Rifamycin O

SZ CAT No:: SZ-R058004
CAS No: 14487-05-9
Mol.F.: C39H47NO14
Mol.Wt.: 753.8
Inv. Status: In Stock
Rel. CAT No: SZ-R027007 ,

Rifamycin S

SZ CAT No:: SZ-R058003
CAS No: 13553-79-2
Mol.F.: C37H45NO12
Mol.Wt.: 695.8
Inv. Status: In Stock
Rel. CAS No: 133956-65-7 (Sodium Salt)
Rel. CAT No: SZ-R027006 ,

Rifamycin Sodium

SZ CAT No:: SZ-R058001
CAS No: 14897-39-3
Mol.F.: C37H46NO12 : Na
Mol.Wt.: 696.8 : 23.0
Inv. Status: In Stock
Rel. CAS No: 6998-60-3 (free base)
Rel. CAT No: SZ-R027004 ,

25-Deacetoxy-25-hydroxyrifamycin S

SZ CAT No:: SZ-R058006
CAS No: 17555-51-0
Mol.F.: C35H43NO11
Mol.Wt.: 653.7
Inv. Status: Custom Synthesis
Rel. CAT No: SZ-R031007 ,

25-Desacetyl Rifamycin-O

SZ CAT No:: SZ-R058010
CAS No: NA
Mol.F.: C37H45NO13
Mol.Wt.: 711.8
Inv. Status: Custom Synthesis

25-O-Desacetyl Rifamycin

SZ CAT No:: SZ-R058005
CAS No: 17750-90-2
Mol.F.: C35H45NO11
Mol.Wt.: 655.7
Inv. Status: Custom Synthesis

Rifamycin B

SZ CAT No:: SZ-R058002
CAS No: 13929-35-6
Mol.F.: C39H49NO14
Mol.Wt.: 755.8
Inv. Status: Custom Synthesis
Rel. CAS No: 102585-47-7 (Sodium Salt)
Rel. CAT No: SZ-R027003 ,

Rifamycin Impurity 1

SZ CAT No:: SZ-R058007
CAS No: NA
Mol.F.: C44H52N4O13
Mol.Wt.: 844.9
Inv. Status: Custom Synthesis

Rifamycin Impurity 2

SZ CAT No:: SZ-R058008
CAS No: NA
Mol.F.: C40H47NO15
Mol.Wt.: 781.8
Inv. Status: Custom Synthesis

Rifamycin Impurity 3

SZ CAT No:: SZ-R058011
CAS No: 17778-33-5
Mol.F.: C39H45NO15
Mol.Wt.: 767.8
Inv. Status: Custom Synthesis

Rifamycin Y

SZ CAT No:: SZ-R058009
CAS No: 15271-73-5
Mol.F.: C39H47NO15
Mol.Wt.: 769.8
Inv. Status: Custom Synthesis

Rifamycin Impurity 4

SZ CAT No:: SZ-R058012
CAS No: 59264-04-9
Mol.F.: C37H45NO13
Mol.Wt.: 711.8
Inv. Status:

Rifamycin Impurity 5

SZ CAT No:: SZ-R058013
CAS No: 1251926-28-9
Mol.F.: C39H47NO15
Mol.Wt.: 769.8
Inv. Status:
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