Thermo Scientific Chemicals Bromothymol Blue, sodium salt, pure, water soluble, indicator

Catalog No.	Quantity	Packaging
AC151370250	25 g	Glass bottle
AC151371000	100 g	Glass bottle

Catalog No. AC151370250 Supplier Thermo Scientific Chemicals Supplier No. 151370250

Description

CAS: 34722-90-2 | C27H27Br2NaO5S | 646.37 g/mol

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: 34722-90-2
• Molecular Formula: C27H27Br2NaO5S
• Molecular Weight (g/mol): 646.37
• MDL Number: MFCD00077263,MFCD00077263,MFCD00077263
• InChI Key: NMKFVGALBGZKGW-FKWCIMQXSA-M
• Synonym: Bromthymol Blue, sodium salt, 3', 3''-Dibromothymolsulfonephthalein, sodium salt, BTB
• PubChem CID: 102183223
• IUPAC Name: sodium;2-bromo-4-[(Z)-(3-bromo-2-methyl-4-oxo-5-propan-2-ylcyclohexa-2,5-dien-1-ylidene)-(2-sulfophenyl)methyl]-3-methyl-6-propan-2-ylphenolate
• SMILES: [Na+].CC(C)C1=CC(\C(C2=CC=CC=C2S([O-])(=O)=O)=C2/C=C(C(C)C)C(=O)C(Br)=C2C)=C(C)C(Br)=C1O

• Merck Index: 15, 1455
• Solubility Information: Solubility in water: soluble.
• Infrared Spectrum: Authentic
• Formula Weight: 646.35
• Grade: Pure
• Packaging: Glass bottle
• UV Spectrometry: Complies
• Visual Transition Interval: from pH 6.0 (yellow) to pH 7.6 (blue)
• Color: Brown/Orange to Green
• Quantity: 25 g
• Physical Form: Powder
• Chemical Name or Material: Bromothymol Blue, sodium salt

Safety and Handling

EINECSNumber	252-169-7
TSCA	TSCA

SDS

RUO – Research Use Only