Brom0phenol blue (sodium)

Bromophenol blue sodium is a pH indicator. It changes from yellow at pH 3.0 to blue at pH 4.6. Bromophenol blue sodium is also used as a tracking dye to monitor the process of agarose gel electrophoresis and polyacrylamide gel electrophoresis[1][2].

Product Specifications

CAS Number

[62625-28-9]

UNSPSC

12352200

Hazard Statement

H302, H315, H319, H335

Target

Biochemical Assay Reagents

Type

Biochemical Assay Reagents

Related Pathways

Others

Field of Research

Others

Assay Protocol

https://www.medchemexpress.com/bromophenol-blue-sodium.html

Solubility

DMSO : 50 mg/mL (ultrasonic) |H2O : 10 mg/mL (ultrasonic)

Smiles

O=S1(OC2=CC=CC=C2C1(C3=CC(Br)=C(O)C(Br)=C3)C4=CC(Br)=C(O[Na])C(Br)=C4)=O

Molecular Formula

C19H9Br4NaO5S

Molecular Weight

691.94

Precautions

H302, H315, H319, H335

References & Citations

[1]Shokrollahi A, Zare E. Determination of acidity constants of bromophenol blue and phenol red indicators by solution scanometric method and comparison with spectrophotometric results. Journal of Molecular Liquids, 2016, 219: 1165-1171.|[2]Gish G, Eckstein F. DNA and RNA sequence determination based on phosphorothioate chemistry. Science. 1988 Jun 10;240 (4858) :1520-2.