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Catalog Number:
01240
CAS Number:
63451-28-5
Methyl red hydrochloride
Synonym(s):
4-Dimethylaminoazobenzene-2'-carboxylic acid, Acid red 2, CI 13020
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$20.00 /25G
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Product Information

Methyl red hydrochloride is a versatile pH indicator widely utilized in various fields, including chemistry, biology, and environmental science. This compound exhibits a distinct color change from red to yellow at a pH range of approximately 4.4 to 6.2, making it an essential tool for researchers and industry professionals who require precise pH monitoring. Its ability to provide clear visual cues allows for easy interpretation of acidity levels in laboratory experiments, titrations, and quality control processes in manufacturing.

In addition to its role as a pH indicator, methyl red hydrochloride is also employed in microbiological assays and as a dye in various applications, including textiles and food products. Its unique properties enable it to serve as a reliable marker in biochemical research, particularly in studies involving enzyme activity and metabolic processes. The compound's stability and ease of use make it a preferred choice for professionals seeking accurate and efficient solutions in their work.

Synonyms
4-Dimethylaminoazobenzene-2'-carboxylic acid, Acid red 2, CI 13020
CAS Number
63451-28-5
Molecular Formula
C15H15N3O2·HCl
Molecular Weight
305.8
MDL Number
MFCD00012614
PubChem ID
113227
Melting Point
175 °C (dec.)
Appearance
Dark blush violet crystalline powder
Conditions
Store at RT
General Information
Synonyms
4-Dimethylaminoazobenzene-2'-carboxylic acid, Acid red 2, CI 13020
CAS Number
63451-28-5
Molecular Formula
C15H15N3O2·HCl
Molecular Weight
305.8
MDL Number
MFCD00012614
PubChem ID
113227
Melting Point
175 °C (dec.)
Appearance
Dark blush violet crystalline 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

Methyl red hydrochloride is widely utilized in research focused on:

  • pH Indicator: Commonly used in titrations and laboratory experiments to indicate pH changes, providing a clear visual cue for researchers.
  • Biological Research: Employed in microbiology for determining the metabolic activity of bacteria, helping researchers assess growth conditions.
  • Textile Industry: Acts as a dye in the textile industry, offering vibrant colors and stability, which is essential for fabric production.
  • Pharmaceuticals: Used in the formulation of certain medications, enhancing the stability and effectiveness of active ingredients.
  • Environmental Testing: Applied in assessing water quality, particularly in determining the acidity of samples, which is crucial for environmental monitoring.

Citations