25-Deacetoxy-25-hydroxyrifamycin S

About 25-Deacetoxy-25-hydroxyrifamycin S

25-Deacetoxy-25-hydroxyrifamycin S is a metabolite or degradation product of Rifamycin carrying the CAS registry number 17555-51-0. Formula C35H43NO11, molecular weight 653.7 g/mol. It is also known as 25-Dehr or 25-Deacetoxy-25-epi-hydroxyrifamycin S.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

It is used in metabolite identification, stability-indicating method development and impurity profiling of Rifamycin, as well as in QC testing and ANDA/DMF documentation. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer 25-Deacetoxy-25-hydroxyrifamycin S in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Rifamycin

View every impurity, metabolite and intermediate we list for Rifamycin.

Rifamycin impurities

Specifications & identifiers

Chemical identifiers
Product name	25-Deacetoxy-25-hydroxyrifamycin S
Catalogue No.	VQ-027808
CAS Number	17555-51-0
IUPAC name	(9E,19E,21Z)-2,13,15,17-tetrahydroxy-11-methoxy-3,7,12,14,16,18,22-heptamethyl-8,30-dioxa-24-azatetracyclo[23.3.1.14,7.05,28]triaconta-1(28),2,4,9,19,21,25-heptaene-6,23,27,29-tetrone
Molecular formula	C₃₅H₄₃NO₁₁
Molecular weight	653.7 g/mol
Exact mass	653.2836
Grade	Reference Standard
HSN code	38229090
InChIKey	PSMLZCCJKKGSFH-AUPUHSLKSA-N
SMILES	CC1/C=C/C=C(\C(=O)NC2=CC(=O)C3=C(C2=O)C(=C(C4=C3C(=O)C(O4)(O/C=C/C(C(C(C(C(C(C1O)C)O)C)O)C)OC)C)C)O)/C
PubChem CID	5974005

Physical properties
Physical form	Solid
LogP (XLogP3)	3.5
H-bond donors / acceptors	5 / 11
TPSA	189 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of 25-Deacetoxy-25-hydroxyrifamycin S?

The CAS Registry Number of 25-Deacetoxy-25-hydroxyrifamycin S is 17555-51-0. It is also known as 25-Dehr, 25-Deacetoxy-25-epi-hydroxyrifamycin S.

What is the molecular formula and molecular weight of 25-Deacetoxy-25-hydroxyrifamycin S?

25-Deacetoxy-25-hydroxyrifamycin S has the molecular formula C35H43NO11 and a molecular weight of 653.7 g/mol.

What is 25-Deacetoxy-25-hydroxyrifamycin S used for?

25-Deacetoxy-25-hydroxyrifamycin S is supplied as a characterised reference material related to Rifamycin. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 25-Deacetoxy-25-hydroxyrifamycin S can I order?

We supply 25-Deacetoxy-25-hydroxyrifamycin S in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 25-Deacetoxy-25-hydroxyrifamycin S?

Yes. Every lot of 25-Deacetoxy-25-hydroxyrifamycin S is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can 25-Deacetoxy-25-hydroxyrifamycin S be shipped internationally?

Yes. We export 25-Deacetoxy-25-hydroxyrifamycin S worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.