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Catalog Number:
22943
CAS Number:
5808-22-0
Chromotropic acid disodium salt dihydrate
Grade:
ACS reagent
Synonym(s):
1,8-Dihydroxy-3,6-naphthalenedisulfonic acid disodium saltdihydrate, 4,5-Dihydroxy-2,7-naphthalene disulfonic acid disodium saltdihydrate
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Product Information

Chromotropic acid disodium salt dihydrate is a versatile compound widely recognized for its applications in analytical chemistry and dye manufacturing. This compound, also known as disodium 4,5-dihydroxynaphthalene-2,7-disulfonate, serves as an effective reagent for the detection of aluminum ions in various samples, making it invaluable in environmental monitoring and quality control processes. Its unique structure allows for high sensitivity and selectivity, which is crucial for researchers and professionals in fields such as materials science and environmental analysis.

In addition to its analytical uses, Chromotropic acid disodium salt dihydrate is employed in the textile industry as a dyeing agent, providing vibrant colors and excellent fastness properties. Its ability to form stable complexes with metal ions enhances its utility in various applications, including the development of colorimetric assays and in the formulation of specialty dyes. With its dual functionality and effectiveness, this compound stands out as a reliable choice for professionals seeking precision and quality in their work.

Synonyms
1,8-Dihydroxy-3,6-naphthalenedisulfonic acid disodium saltdihydrate, 4,5-Dihydroxy-2,7-naphthalene disulfonic acid disodium saltdihydrate
CAS Number
5808-22-0
Grade
ACS reagent
Molecular Formula
C10H6O8S2·2Na·2H2O
Molecular Weight
400.29
MDL Number
MFCD00150612
PubChem ID
2723846
Melting Point
300 °C (Approx.)
Appearance
Buff to off-white powder
Conditions
Store at RT
General Information
Synonyms
1,8-Dihydroxy-3,6-naphthalenedisulfonic acid disodium saltdihydrate, 4,5-Dihydroxy-2,7-naphthalene disulfonic acid disodium saltdihydrate
CAS Number
5808-22-0
Grade
ACS reagent
Molecular Formula
C10H6O8S2·2Na·2H2O
Molecular Weight
400.29
MDL Number
MFCD00150612
PubChem ID
2723846
Melting Point
300 °C (Approx.)
Appearance
Buff to off-white 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

Chromotropic acid disodium salt dihydrate is widely utilized in research focused on:

  • Colorimetric Analysis: This compound is often used as a reagent in colorimetric assays, particularly for the determination of aluminum ions in various samples, providing a simple and effective method for quantification.
  • Textile Industry: It serves as a dyeing agent, especially for wool and silk, offering vibrant colors and excellent fastness properties, which are crucial for high-quality textile production.
  • Analytical Chemistry: In laboratories, it is employed in the development of analytical methods for detecting and quantifying specific metal ions, enhancing the accuracy and reliability of results.
  • Environmental Monitoring: The compound is used in environmental studies to assess the presence of heavy metals in water samples, aiding in pollution control and regulatory compliance.
  • Pharmaceutical Applications: It has potential uses in drug formulation as a stabilizing agent, improving the solubility and bioavailability of certain medications.

Citations