Methyl Orange(547-58-0)

• Name: Methyl Orange
• Synonyms:Benzenesulfonicacid, 4-[[4-(dimethylamino)phenyl]azo]-, sodium salt (9CI);Benzenesulfonicacid, p-[[p-(dimethylamino)phenyl]azo]-, sodium salt (8CI);Orange III (6CI);4-Dimethylaminoazobenzene-4'-sulfonic acid sodium salt;Acid Orange 52;AlbionMethyl Orange;C.I. 13025;C.I. Acid Orange 52;Diazoben;Eniamethyl Orange;Gold orange;Helianthine;Helianthine B;KCA Methyl Orange;Methyl Orange B;Orange 3;Sodium 4-(dimethylamino)azobenzene-4'-sulfonate;Sodium 4-[4-(dimethylamino)phenylazo]benzenesulfonate;Sodium4'-(dimethylamino)azobenzene-4-sulfonate;Sodium p-[[p-(dimethylamino)phenyl]azo]benzenesulfonate;Sodium p-dimethylaminoazobenzenesulfonate;Tropaeolin D;
• Molecular Formula:C₁₄H₁₄N₃NaO₃S
• Molecular Weight:327.339
• CAS Registry Number:547-58-0
• EINECS:208-925-3
• Melting Point:300 °C
• Water Solubility:Soluble in ethanol. Partially soluble in hot water. Slightly soluble in cold water and pyrimidine. Insoluble in ether and alcohol.