3-Bromorifamycin S CAS 57375-25-4

Purity >90%In StockPharmaceutical Standards
CAS No.57375-25-4
Molecular FormulaC37H44BrNO12
Molecular Weight774.65 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Bromorifamycin S CAS 57375-25-4 chemical structure

Description

3-Bromorifamycin S (CAS 57375-25-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C37H44BrNO12. Molecular weight: 774.65 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC37H44BrNO12
Molecular Weight774.65 g/mol
Purity>90%
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)16.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1973
Halogen ContentBr-containing
Nitrogen Atoms1

Recommended Standards

Why CATO?