Description

4-Formyl-1,3-Benzenedisulfonicacidsodiumsalt is a key aromatic sulfonate derivative, serving as a versatile and reactive chemical intermediate. Its value lies in its dual sulfonic acid groups and formyl functionality, which enable precise chemical modifications and synthesis of complex molecules. This compound is essential for manufacturers in the pharmaceutical, dye, and specialty chemical industries seeking to develop advanced materials and active ingredients.

Application

• Pharmaceutical Intermediate: A crucial building block for synthesizing active pharmaceutical ingredients (APIs), particularly in the development of sulfonamide-based drugs.
• Dye and Pigment Synthesis: Used in the production of high-performance, water-soluble dyes and organic pigments due to its sulfonic acid groups.
• Chemical Crosslinking Agent: Functions as a reactive site in polymer chemistry for creating crosslinked networks in resins and advanced materials.
• Ligand and Chelating Agent Precursor: Serves as a starting material for synthesizing specialized ligands used in catalysis and metal ion sequestration.
• Analytical Reagent: Employed in research and development as a standard or reagent in analytical chemistry methodologies.
• Specialty Surfactant Intermediate: Acts as a precursor for anionic surfactants with specific functional properties.

Basic Information

Product Name	4-Formyl-1,3-Benzenedisulfonicacidsodiumsalt
CAS No.	119557-95-8
Molecular Formula	C7H5NaO7S2
Molecular Weight	288.22 g/mol
Synonyms	4-Formylbenzene-1,3-disulfonic acid sodium salt; Sodium 4-formyl-1,3-benzenedisulfonate; 1,3-Benzenedisulfonic acid, 4-formyl-, sodium salt; 4-Formyl-m-benzenedisulfonic acid sodium salt; 4-Carboxybenzaldehyde-1,3-disulfonate sodium salt (related); Isophthalaldehyde-4-sulfonic acid sodium salt derivative; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 4-Formyl-1,3-Benzenedisulfonicacidsodiumsalt is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. Certificates of Analysis (COA) documenting these results are provided to guarantee batch-to-batch consistency and 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). This product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation. For long-term storage, consider using an inert atmosphere to minimize oxidation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.5%

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