Rifamycin S
Rifamycin S (CAS 13553-79-2) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-026715.
About Rifamycin S
Rifamycin S belongs to the Rifaximin reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 13553-79-2, formula C37H45NO12 and molar mass 695.8 g/mol. It is handled as a solid.
Typical applications
- Analytical method development
- Method validation (AMV)
- QC release testing
- ANDA / DMF filings
Safe handling
Classified under GHS with signal word Warning and hazard statements H302, H371, H400 and H410. Read the SDS before first use.
Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
See every impurity, metabolite and related compound we list for this API.
Rifaximin standardsTypical uses
- Analytical method development
- Method validation (AMV)
- QC release testing
- ANDA / DMF filings
Applications
Specifications and identifiers
| Product name | Rifamycin S |
|---|---|
| Catalogue number | ZX-026715 |
| CAS number | 13553-79-2 |
| IUPAC name | [(7S,9E,11S,12R,13S,14R,15R,16R,17S,18S,19E,21Z)-2,15,17-trihydroxy-11-methoxy-3,7,12,14,16,18,22-heptamethyl-6,23,27,29-tetraoxo-8,30-dioxa-24-azatetracyclo[23.3.1.14,7.05,28]triaconta-1(28),2,4,9,19,21,25-heptaen-13-yl] acetate |
| Molecular formula | C37H45NO12 |
| Molar mass | 695.8 g/mol |
| Exact mass | 695.2942 |
| Grade | Reference Standard |
| Physical form | Solid |
| XLogP3 | 4.1 |
| H-bond donors / acceptors | 4 / 12 |
| Topological polar surface area | 195 Ų |
| HS code | 38229090 |
| InChIKey | BTVYFIMKUHNOBZ-ODRIEIDWSA-N |
| SMILES | C[C@H]1/C=C/C=C(\C(=O)NC2=CC(=O)C3=C(C2=O)C(=C(C4=C3C(=O)[C@](O4)(O/C=C/[C@@H]([C@H]([C@H]([C@@H]([C@@H]([C@@H]([C@H]1O)C)O)C)OC(=O)C)C)OC)C)C)O)/C |
| PubChem CID | 6436726 |
| Synonyms | 1,4-Dideoxy-1,4-dihydro-1,4-dioxorifamycin, Rifomycin S, Rifampicin S, Rifamycin, 1,4-dideoxy-1,4-dihydro-1,4-dioxo-, Rafamycin S, 1,4-Dideoxy-1,4-dioxo-rifamycin |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H302Harmful if swallowed
- H371May cause damage to organs
- H400Very toxic to aquatic life
- H410Very toxic to aquatic life with long lasting effects
Precautionary statements P260, P264, P270, P273, P301 + P317, P308 + P316, P330, P391, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 10 mg | Quoted on request | |
| 25 mg | Quoted on request | |
| 50 mg | Quoted on request | |
| 100 mg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Rifamycin S
Which CAS number identifies Rifamycin S?
What are the formula and molar mass of Rifamycin S?
How is Rifamycin S used in pharmaceutical QC?
What grade and pack sizes are available for Rifamycin S?
Which documents come with Rifamycin S?
Can Zemixal ship Rifamycin S to my country?
More Rifaximin standards
More in API Impurities
Have a list of compounds to price?
Paste up to 200 CAS numbers into Bulk CAS lookup, or send one enquiry for everything in your quote list. We reply with price, lead time and documents.