Discover the new Chem-Impex: Where innovation starts with a bond.

Catalog Number:
01223
CAS Number:
115-39-9
Bromophenol blue
Grade:
ACS reagent
Synonym(s):
3',3'',5',5''-Tetrabromophenolsulfonephthalein
Documents
$36.65 /25G
Pack Size Availability Price
Request Bulk Quote
Product Information

Bromophenol blue is a versatile pH indicator widely utilized in various laboratory and industrial applications. Known for its vivid color change from yellow at pH 3.0 to blue at pH 4.6, it serves as an essential tool in titrations and biochemical assays. Researchers often employ Bromophenol blue in gel electrophoresis as a tracking dye, allowing for the visualization of protein and nucleic acid migration. Its unique properties make it particularly valuable in the fields of biochemistry and molecular biology, where precise pH monitoring is crucial for experimental accuracy.

In addition to its role in laboratory settings, Bromophenol blue is also used in the textile industry as a dye and in the formulation of various products, including cosmetics and pharmaceuticals. Its stability and effectiveness as a pH indicator make it a preferred choice for professionals seeking reliable results in their experiments and formulations. With its broad range of applications and ease of use, Bromophenol blue stands out as a key compound for researchers and industry professionals alike.

Synonyms
3',3'',5',5''-Tetrabromophenolsulfonephthalein
CAS Number
115-39-9
Grade
ACS reagent
Molecular Formula
C19H10Br4O5S
Molecular Weight
669.98
MDL Number
MFCD00005875
PubChem ID
8272
Appearance
Pale orange solid
Conditions
Store at RT
General Information
Synonyms
3',3'',5',5''-Tetrabromophenolsulfonephthalein
CAS Number
115-39-9
Grade
ACS reagent
Molecular Formula
C19H10Br4O5S
Molecular Weight
669.98
MDL Number
MFCD00005875
PubChem ID
8272
Appearance
Pale orange solid
Conditions
Store at RT
Properties
Additional property information coming soon!
-
Safety and Regulations
Hazmat
No
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

Bromophenol blue is widely utilized in research focused on:

  • pH Indicator: Commonly used in laboratories to determine the acidity or alkalinity of solutions, making it essential for titrations and other chemical analyses.
  • Protein Electrophoresis: Serves as a tracking dye in gel electrophoresis, allowing researchers to visualize protein migration and assess molecular weight during separation processes.
  • Cell Staining: Employed in histology and cytology for staining cells, aiding in the examination of cellular structures under a microscope.
  • Biochemical Assays: Utilized in various assays to monitor enzymatic reactions, providing a colorimetric change that indicates the presence or concentration of specific biomolecules.
  • Environmental Testing: Applied in assessing water quality by indicating the presence of contaminants, thus supporting environmental monitoring and compliance efforts.

Citations