Methyl Orange, ACS

CAS: 547-58-0

Ref. 02-017874

Product Information

• Name: Methyl Orange, ACS
• Synonyms: methyl orange, 4-(4-Dimethylaminophenylazo)benzenesulfonate de sodium, 4-Dimethylaminoazobenzene, 4'-Sulfonic Acid Sodium Salt, 4-[[4-(Dimethylamino)phenyl]azo]benzenesulfonic acid sodium salt, Acid Orange 52, Albion Methyl Orange, Benzenesulfonic acid, 4-[2-[4-(dimethylamino)phenyl]diazenyl]-, sodium salt (1:1), Benzenesulfonic acid, p-[[p-(dimethylamino)phenyl]azo]-, sodium salt, Diazoben, Eniamethyl Orange, Gold orange, Helianthine, Helianthine B, KCA Methyl Orange, Methyl Orange, Methyl Orange B, Metilnaranja, Natrium-4-(4-dimethylaminophenylazo)benzolsulfonat, Orange 3, Orange III, P-(P-Dimethylaminophenylazo)-Benzene-Sulfonate Of Sodium, Sodium 4'-(dimethylamino)azobenzene-4-sulfonate, Sodium 4-(4-Dimethylaminophenylazo)Benzenesulphonate, Sodium 4-[(4-dimethylamino)phenyldiazenyl]benzenesulfonate, Sodium 4-[4-(dimethylamino)phenylazo]benzenesulfonate, Sodium p-[[p-(dimethylamino)phenyl]azo]benzenesulfonate, Sodium p-dimethylaminoazobenzenesulfonate, Tropaeolin D, C.I. 13025, Benzenesulfonic acid, 4-[[4-(dimethylamino)phenyl]azo]-, sodium salt

Description

Methyl orange is a pH indicator frequently used in titrations, also used for histological microscopy. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

• Brand: Alfa Aesar By Thermo Fisher Scientific

Chemical properties

• Molecular weight: 304.34
• Formula: C₁₄H₁₄N₃O₃S
• InChI key: IETWCRRCPURZOC-UHFFFAOYSA-M