UMI-77 CAS 518303-20-3

Purity 97%+In StockPharmaceutical Standards
CAS No.518303-20-3
Molecular FormulaC18H14BrNO5S2
Molecular Weight468.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

UMI-77 CAS 518303-20-3 chemical structure

Description

UMI-77 (CAS 518303-20-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H14BrNO5S2. Molecular weight: 468.34 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC18H14BrNO5S2
Molecular Weight468.34 g/mol
Purity97%+
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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1984
Halogen ContentBr-containing
Nitrogen Atoms1
Sulfur Atoms2

Recommended Standards

Why CATO?