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Catalog Number:
22782
CAS Number:
493-52-7
Ácido libre rojo de metilo
Purity:
≥ 96% (Contenido de colorante)
Synonym(s):
Ácido 4-dimetilaminoazobenceno-2'-carboxílico, CI 13020
Documents
$18.50 /25G
Tamaño
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Product Information

Methyl Red free acid is a versatile azo dye widely recognized for its application as a pH indicator in various chemical and biological processes. This compound exhibits a distinct color change from red to yellow at a pH range of 4.4 to 6.2, making it an invaluable tool in titrations and other analytical methods. Its ability to provide clear visual cues allows researchers and industry professionals to monitor pH levels effectively, ensuring precise control in laboratory experiments and industrial applications.

In addition to its role as a pH indicator, Methyl Red free acid is utilized in the textile and food industries for dyeing and coloring purposes. Its stability and vibrant coloration make it suitable for use in a variety of products, from food additives to laboratory reagents. Methyl Red free acid is also employed in microbiological assays, where it helps differentiate between various bacterial species based on their metabolic activity. With its unique properties and broad applicability, Methyl Red free acid stands out as a reliable choice for professionals seeking quality and performance in their chemical applications.

Synonyms
Ácido 4-dimetilaminoazobenceno-2'-carboxílico, CI 13020
CAS Number
493-52-7
Purity
≥ 96% (Contenido de colorante)
Molecular Formula
C15H15N3O2
Molecular Weight
269.3
MDL Number
MFCD00002425
PubChem ID
10303
Melting Point
177 - 184 °C (Literatura)
Appearance
Polvo de color rojo oscuro o morado oscuro
Conditions
Tienda en RT
General Information
Synonyms
Ácido 4-dimetilaminoazobenceno-2'-carboxílico, CI 13020
CAS Number
493-52-7
Purity
≥ 96% (Contenido de colorante)
Molecular Formula
C15H15N3O2
Molecular Weight
269.3
MDL Number
MFCD00002425
PubChem ID
10303
Melting Point
177 - 184 °C (Literatura)
Appearance
Polvo de color rojo oscuro o morado oscuro
Conditions
Tienda en 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 free acid is widely utilized in research focused on:

  • pH Indicator: Commonly used in titrations, it changes color at a pH range of 4.4 to 6.2, making it ideal for determining the acidity of solutions in laboratories.
  • Biological Research: Employed as a staining agent in microbiology to differentiate between various types of bacteria based on their metabolic activity.
  • Textile Industry: Utilized as a dye for fabrics, providing vibrant colors while being less toxic compared to some other synthetic dyes, thus promoting safer manufacturing processes.
  • Food Industry: Used as a food coloring agent in certain products, offering a visually appealing option while adhering to regulatory standards for safety.
  • Environmental Testing: Applied in assessing the acidity of soil and water samples, helping researchers monitor environmental health and compliance with regulations.

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