Thermo Scientific Chemicals Methylthymol blue, sodium salt , indicator grade

Product Code	Brand	Quantity	Packaging
10560744	Thermo Scientific Chemicals 394210010	1 g	Glass bottle
10085573	Thermo Scientific Chemicals 394210050	5 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: 1945-77-3
• Molecular Weight (g/mol): 848.779
• InChI Key: LGVVZVZPOQJZKT-UHFFFAOYSA-N
• IUPAC Name: 2-[[5-[3-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-2-methyl-5-propan-2-ylphenyl]-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-2-hydroxy-6-methyl-3-propan-2-ylphenyl]methyl-(carboxymethyl)amino]acetic acid;sodium

• Molecular Formula: C37H44N2Na4O13S
• MDL Number: MFCD00148905
• PubChem CID: 131850582
• SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)CN(CC(=O)O)CC(=O)O)O)C(C)C)C(C)C)O)CN(CC(=O)O)CC(=O)O.[Na].[Na].[Na].[Na]

Specifications

• CAS: 1945-77-3
• MDL Number: MFCD00148905
• InChI Key: LGVVZVZPOQJZKT-UHFFFAOYSA-N
• SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)CN(CC(=O)O)CC(=O)O)O)C(C)C)C(C)C)O)CN(CC(=O)O)CC(=O)O.[Na].[Na].[Na].[Na]
• Molecular Weight (g/mol): 848.779
• Formula Weight: 844.76
• Suitability: pH 6.5 (yellow) to pH 8.5 (blue):Pass Test
• Physical Form: Crystalline Powder

• Molecular Formula: C37H44N2Na4O13S
• Solubility Information: Solubility in water: 460g/L (20°C).
• Infrared Spectrum: Authentic
• IUPAC Name: 2-[[5-[3-[3-[[bis(carboxymethyl)amino]methyl]-4-hydroxy-2-methyl-5-propan-2-ylphenyl]-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-2-hydroxy-6-methyl-3-propan-2-ylphenyl]methyl-(carboxymethyl)amino]acetic acid;sodium
• PubChem CID: 131850582
• Grade: ACS Reagent
• Color: Red
• Chemical Name or Material: Methylthymol blue, tetrasodium salt

Safety and Handling

Product Identifier

• Methylthymol Blue, tetrasodium salt

RUO – Research Use Only