Vat Orange 1 (CAS 1324-11-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C24H10Br2O2. Molecular weight: 490.14 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
Molecular Formula
C24H10Br2O2
Molecular Weight
490.14 g/mol
Appearance
Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity
97%+
Storage
Store at room temperature, protect from light
Solubility (reference)
Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
Stability
May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions