Methyl orange AR

C.I. 13025

Synonyms: C.I. 13025; Acid Orange 52; Methyl orange sodium salt; Sodium 4-(4-dimethylaminop­henylazo)benze­nesulphonate; C.I. Acid Orange 52; Dexon; Diazoben; Eniamethyl Orange; Helianthine; Gold Orange; Methyl Orange B; Orange 3; Tropaeol;

SPECIFICATION

• CAS No.: 547-58-0
• EINECS: 208-925-3
• Molecular Weight: 327.33
• Chemical Formula: C₁₄H₁₄N₃NaO₃S
• Appearance: orange powder
• Odour: odourless
• Solubility: soluble in hot water
• S.G. 0.891.0 g/ml @20C
• Melting Point: 300 °C
• Boiling Point: not available
• Flash Point: not available
• Vapour density: 11.3