CATO supplies Pigment Red 31 (CAS 6448-96-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C31H23N5O6. Molecular weight: 561.54 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
Molecular Formula
C31H23N5O6
Molecular Weight
561.54 g/mol
Appearance
Pale yellow to yellow crystalline powder
Purity
97%+
Storage
Store in a cool place (≤25°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