Thermo Scientific Chemicals Methyl Red, sodium salt, indicator, pure

Product Code	Brand	Quantity	Packaging
10651365	Thermo Scientific Chemicals 151410250	25 g	Glass bottle
10296000	Thermo Scientific Chemicals 151411000	100 g	Glass bottle
10025973	Thermo Scientific Chemicals 151415000	500 g	Glass bottle

Description

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

Chemical Identifiers

• CAS: 845-10-3
• Molecular Weight (g/mol): 291.286
• InChI Key: GNTPCYMJCJNRQB-UHFFFAOYSA-M
• PubChem CID: 4465632
• SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)[O-].[Na+]

• Molecular Formula: C15H14N3NaO2
• MDL Number: MFCD00002426
• Synonym: 2-[4-(Dimethylamino)phenylazo]benzoic acid, sodium salt, C.I. 13020, MR
• IUPAC Name: sodium;2-[[4-(dimethylamino)phenyl]diazenyl]benzoate

Specifications

• CAS: 845-10-3
• Linear Formula: (CH₃)₂NC₆H₄N=NC₆H₄CO₂Na
• Beilstein: 16, 329
• Synonym: 2-[4-(Dimethylamino)phenylazo]benzoic acid, sodium salt, C.I. 13020, MR
• Infrared Spectrum: Authentic
• IUPAC Name: sodium;2-[[4-(dimethylamino)phenyl]diazenyl]benzoate
• PubChem CID: 4465632
• Grade: Pure
• Color Index No.: 13020
• Physical Form: Flakes

• Molecular Formula: C15H14N3NaO2
• MDL Number: MFCD00002426
• Merck Index: 15, 6192
• InChI Key: GNTPCYMJCJNRQB-UHFFFAOYSA-M
• SMILES: CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)[O-].[Na+]
• Molecular Weight (g/mol): 291.286
• Formula Weight: 291.27
• Visual Transition Interval: From pH 4.2 (red) to pH 6.2 (yellow)
• Color: Beige or White to Yellow
• Chemical Name or Material: Methyl Red, sodium salt, pure

Safety and Handling

GHS H Statement:
Toxic if swallowed.

GHS P Statement:
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.

WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

GHS Signal Word: Danger

RUO – Research Use Only