Thermo Scientific Chemicals Methyl Red, pure, indicator

Description

Methyl Red, C15H15N3O2, CAS Number-493-52-7, Acid Red 2, 2-[4-(Dimethylamino)phenylazo]benzoic acid, C.I. 13020, 25g, 269.3, Pure, Warning, GHS H Statement: Harmful if swallowed.

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Indicator

Specifications

Chemical Identifiers

• CAS: 493-52-7
• Molecular Formula: C15H15N3O2
• Molecular Weight (g/mol): 269.304
• InChI Key: CEQFOVLGLXCDCX-UHFFFAOYSA-N
• Synonym: Acid Red 2, 2-[4-(Dimethylamino)phenylazo]benzoic acid, C.I. 13020
• PubChem CID: 10303
• IUPAC Name: 2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid
• SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O

• Melting Point: 178.0°C to 182.0°C
• Linear Formula: (CH₃)₂NC₆H₄N=NC₆H₄CO₂H
• Solubility Information: Solubility in water: almost insoluble. Other solubilities: soluble in ethanol, acetic acid
• Infrared Spectrum: Authentic
• Formula Weight: 269.3
• Grade: Pure
• Packaging: Glass bottle
• Specific Extinction: 650 min. (430nm, in buffer)
• Visual Transition Interval: from pH 4.2 (red) to pH 6.2 (yellow)
• Color: Red
• Quantity: 25 g
• Physical Form: Powder
• Chemical Name or Material: Methyl Red

Safety and Handling

Product Identifier

• Methyl Red

RUO – Research Use Only