معرف متیل اورانژ

Methyl orange
IUPAC name 4-dimethylaminoazobenzene-4'-sulfonic acid sodium salt
Other names p-dimethylamino-azobenzenesulfonic acid
Properties Molecular formula C14H14N3NaO3S Molar mass 327.33 g/mol Density 1.28 g/cm3, solid Melting point >300 °C (Not precisely defined.) Boiling point Decomposes. Solubility in water Soluble in hot water