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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Rifamycin, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Rifamycin impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Rifamycin-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Rifamycin Related Compounds

API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Rifamycin API CS-O-02237 6998-60-3 In Stock
Rifamycin Y API CS-O-40949 15271-73-5 Enquire


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3-Fomyl Rifamycin Metabolite CS-O-11173 13292-22-3 In Stock


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
25-Desacetyl Rifamycin-O Impurity CS-O-49041 Not Available In Stock
3-Amino-4-imino-Rifamycin S Impurity CS-O-32173 Not Available Enquire
3-Aminorifamycin S Impurity CS-T-66600 51756-80-0 Enquire
3-Nitrorifamycin S Impurity CS-O-54970 72788-67-1 Enquire
4-Methylpiperazine-1-yl-imino Rifamycin O Impurity CS-P-08830 Not Available Enquire
Desacetyl Rifamycin S Impurity CS-P-08865 17555-51-0 Enquire
Rifamycin R Impurity CS-ED-00270 59264-04-9 Enquire
Rifamycin sodium salt Impurity CS-T-61154 14897-39-3 In Stock
Rifaximin EP Impurity B Impurity CS-T-41832 13929-35-6 Enquire


Therapeutic

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3-(Isonicotinoylhydrazonomethyl) Rifamycin Therapeutic CS-T-56828 13292-53-0 In Stock