Methyl Red, ACS

CAS: 493-52-7

Ref. 02-036682

Product Information

• Name: Methyl Red, ACS
• Synonyms: methyl red, 2-((4-Dimethylamino)Phenyl)Azo)-Benzoic Acid, 2-(4-Dimethylaminophenylazo)Benzoic Acid, 2-(4-Dimethylaminophenylazo)benzoesaeure, 2-(N,N-Dimethyl-4-aminophenyl)azobenzenecarboxylic acid, 2-Carboxy-4'-(dimethylamino)azobenzene, 2-[(p-Dimethylamino)phenyl]azobenzoic acid, 2-[2-[4-(Dimethylamino)phenyl]diazenyl]benzoic acid, 2-[[4-(Dimethylamino)phenyl]diazenyl]benzoic acid, 4'-(Dimethylamino)azobenzene-2-carboxylic acid, 4-(2-Carboxyphenylazo)-N,N-dimethylaniline, Acid Red 2, Acide 2-(4-dimethylaminophenylazo)benzoique, Acido 2-(4-Dimetilaminofenilazo)Benzoico, Benzoic acid, 2-[2-[4-(dimethylamino)phenyl]diazenyl]-, Methyl Red, Methyl red C.I. 13020, Nsc 215212, Nsc 34729, Nsc 9597, P-Dimethylaminophenylazo-Benzenecarboxylic Acid, o-Methyl red, o-[[p-(Dimethylamino)phenyl]azo]benzoic acid, p-(Dimethylamino)azobenzene-o-carboxylic acid

Description

pH indicator in pH range 4.2 - 6.3Methyl red is used as a pH indicator. It is red in pH less than 4.4 and yellow in pH over 6.2. It is used to study its degradation using Fenton's reagent. In microbiology, it is used to identify bacteria producing stable acids by mechanisms of mixed acid fermentation of glucose. 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: 269.30
• Formula: C₁₅H₁₅N₃O₂
• InChI key: CEQFOVLGLXCDCX-UHFFFAOYSA-N