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Catalog Number:
01833
CAS Number:
76-59-5
Bromothymol blue
Grade:
ACS reagent
Synonym(s):
3',3''-Dibromothymolsulfonaphthalein
Documents
$75.00 /25G
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Product Information

Bromothymol blue is a versatile pH indicator widely utilized in various fields, including biology, chemistry, and environmental science. This compound exhibits a distinct color change from yellow to blue as the pH transitions from acidic to neutral and alkaline conditions, making it an invaluable tool for researchers and educators. Its sensitivity to pH changes allows for precise monitoring in titrations and other analytical applications, enhancing the accuracy of experimental results.

In laboratory settings, Bromothymol blue is commonly employed in cell culture media to assess the pH of growth environments, ensuring optimal conditions for cell viability. Additionally, it serves as a visual indicator in various biochemical assays, facilitating the detection of metabolic activity. Its unique properties, such as high stability and low toxicity, further enhance its appeal for use in educational demonstrations and experiments. With its broad range of applications, Bromothymol blue remains a staple in scientific research and education.

Synonyms
3',3''-Dibromothymolsulfonaphthalein
CAS Number
76-59-5
Grade
ACS reagent
Molecular Formula
C27H28Br2O5S
Molecular Weight
624.4
MDL Number
MFCD00005872
PubChem ID
6450
Melting Point
200 - 202 °C (Lit)
Appearance
Light pink to light purple or cream-colored powder
Conditions
Store at RT
General Information
Synonyms
3',3''-Dibromothymolsulfonaphthalein
CAS Number
76-59-5
Grade
ACS reagent
Molecular Formula
C27H28Br2O5S
Molecular Weight
624.4
MDL Number
MFCD00005872
PubChem ID
6450
Melting Point
200 - 202 °C (Lit)
Appearance
Light pink to light purple or cream-colored powder
Conditions
Store at RT
Properties
Additional property information coming soon!
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Safety and Regulations
Hazmat
No
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

Bromothymol blue is widely utilized in research focused on:

  • pH Indicator: Commonly used in laboratories to determine the acidity or alkalinity of solutions. It changes color from yellow in acidic conditions to blue in alkaline environments, making it a reliable choice for titrations and other chemical analyses.
  • Biological Research: Employed in cell culture and microbiology to monitor pH changes in growth media, ensuring optimal conditions for cell viability and growth.
  • Environmental Testing: Used in water quality testing to assess the pH of natural water bodies, helping researchers and environmentalists monitor ecosystem health.
  • Education: A popular choice in educational settings for teaching students about acid-base chemistry through visual demonstrations, enhancing understanding of chemical concepts.
  • Pharmaceuticals: Applied in drug formulation processes to ensure the stability and efficacy of medications by maintaining appropriate pH levels during production.

Citations