Description

Sodium 6,7-Dihydroxy-2-Oxo-2H-1-Benzopyran-4-Methylsulphonate is a high-purity, water-soluble derivative of esculetin, valued for its strong chelating and antioxidant properties. This compound is essential for industries requiring precise metal ion control and protection against oxidative degradation. It is primarily used by manufacturers in the pharmaceutical, cosmetic, and specialty chemical sectors for advanced formulation development.

Application

• Pharmaceutical Intermediates: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs) with antioxidant or metal-chelating activity.
• Cosmetic & Skincare Formulations: Used as a stabilizing and chelating agent in anti-aging serums, creams, and lotions to enhance product shelf-life and efficacy.
• Analytical Chemistry Reagents: Employed as a sensitive chromogenic and fluorogenic reagent for the spectrophotometric determination of metal ions like iron, aluminum, and zirconium.
• Industrial Chelating Agents: Functions in water treatment and process chemistry to sequester undesirable metal ions that can catalyze unwanted reactions or cause precipitation.
• Research & Development: A crucial compound in biochemical and pharmacological research for studying oxidative stress pathways and developing new therapeutic agents.
• Photographic Chemicals: Can be utilized in specialized photographic developers and sensitizers due to its light-interactive properties.

Basic Information

Product Name	Sodium 6,7-Dihydroxy-2-Oxo-2H-1-Benzopyran-4-Methylsulphonate
CAS No.	19524-62-0
Molecular Formula	C10H7NaO8S
Molecular Weight	310.21 g/mol
Synonyms	Esculetin-4-methylsulfonate Sodium Salt; 6,7-Dihydroxy-4-methylsulfonylcoumarin Sodium Salt; Sodium Esculetin-4-sulfonate; 4-Methylsulfonyl-6,7-dihydroxycoumarin Sodium Salt; 6,7-Dihydroxy-2-oxo-2H-chromene-4-sulfonic Acid Sodium Salt; Coumarin-4-methylsulfonic Acid Sodium Salt Derivative; 6,7-Dihydroxycoumarin-4-methylsulfonate Sodium
EINECS	Contact for details

Quality Control

Our Sodium 6,7-Dihydroxy-2-Oxo-2H-1-Benzopyran-4-Methylsulphonate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure compliance with stringent specifications. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). The product is hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition (Sulfated Ash)	20.0% - 24.0%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%
Solubility (in Water)	Clear, yellow solution

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.