Thermo Scientific Chemicals Bromocresol Green

Description

CAS: 76-60-8 | C21H14Br4O5S | 698.014 g/mol

Bromocresol Green is a pH sensitive indicator used in the growth medium for microorganisms and titrations. It is useful in various colorimetric detection studies and as an actively tracking dye for DNA agarose gel electrophoresis. It acts as an inhibitor of prostaglandin E₂ transport protein. It is also used in TLC for visualizing compounds containing functional groups having pKa less than 5.

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.

Applications
Bromocresol Green is a pH sensitive indicator used in the growth medium for microorganisms and titrations. It is useful in various colorimetric detection studies and as an actively tracking dye for DNA agarose gel electrophoresis. It acts as an inhibitor of prostaglandin E₂ transport protein. It is also used in TLC for visualizing compounds containing functional groups having pKa less than 5.

Solubility
Soluble in benzene, ethanol and diethyl ether. Sparingly soluble in water.

Notes
Transition interval: pH 3.8 (yellow) to pH 5.4 (blue).Incompatible with strong oxidizing agents.

Specifications

Chemical Identifiers

• CAS: 76-60-8
• Molecular Formula: C21H14Br4O5S
• Molecular Weight (g/mol): 698.014
• MDL Number: MFCD00005874
• InChI Key: FRPHFZCDPYBUAU-UHFFFAOYSA-N
• Synonym: Bromcresol Green
• PubChem CID: 6451
• IUPAC Name: 2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1$l^{6}-benzoxathiol-3-yl]-3-methylphenol
• SMILES: CC1=C(C(=C(C=C1C2(C3=CC=CC=C3S(=O)(=O)O2)C4=CC(=C(C(=C4C)Br)O)Br)Br)O)Br

• Melting Point: ∼225°C (decomposition)
• Beilstein: 372527
• Merck Index: 14,1386
• Solubility Information: Soluble in benzene,ethanol and diethyl ether. Sparingly soluble in water.
• Formula Weight: 698.02
• Quantity: 5 g
• Chemical Name or Material: Bromocresol Green

Safety and Handling

EINECSNumber	200-972-8
RTECSNumber	SJ7456000
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only