Order Pigment Red 4 (CAS 2814-77-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C16H10ClN3O3. Molecular weight: 327.72 g/mol. COA included with every batch.
Physical & Chemical Properties
Molecular Formula
C16H10ClN3O3
Molecular Weight
327.72 g/mol
Appearance
Pale yellow to yellow crystalline powder. (slight halide-like odor)
Purity
>80%
Storage
Store at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)
Soluble in DMSO, DMF, methanol
Stability
May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions