Description

Benzenesulfonic Acid, 3-Formyl-, Sodium Salt (1:1) is a high-purity, water-soluble sodium salt derivative of a formylbenzenesulfonic acid. This compound serves as a versatile and valuable chemical intermediate and building block in advanced organic synthesis. It is primarily required by industries involved in the production of specialty chemicals, including pharmaceuticals, dyes, and agrochemicals, where its unique functional groups enable precise molecular modifications.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and fine chemicals.
• Dye and Pigment Manufacturing: Used as a precursor and intermediate in the production of specialty dyes, colorants, and optical brighteners.
• Agrochemical Synthesis: Serves as a critical intermediate in the development of herbicides, fungicides, and other crop protection agents.
• Chemical Research & Development: Employed in organic synthesis for introducing sulfonate and formyl functional groups into target molecules.
• Surfactant and Detergent Industry: Potential intermediate for synthesizing specialized anionic surfactants with specific properties.
• Polymer Modification: Can be used to create functional monomers for water-soluble or ion-conducting polymers.

Basic Information

Product Name	Benzenesulfonic Acid, 3-Formyl-, Sodium Salt (1:1)
CAS No.	5330-48-3
Molecular Formula	C7H5NaO4S
Molecular Weight	208.17 g/mol
Synonyms	3-Formylbenzenesulfonic Acid Sodium Salt; Sodium 3-Formylbenzenesulfonate; m-Formylbenzenesulfonic Acid Sodium Salt; Sodium m-Sulfobenzaldehyde; Benzenesulfonic acid, 3-formyl-, monosodium salt; 3-Carboxybenzenesulfonic Acid Sodium Salt (related); m-Carboxybenzenesulfonate Sodium Salt (related)
EINECS	226-221-3

Quality Control

Our Benzenesulfonic Acid, 3-Formyl-, Sodium Salt (1:1) is manufactured under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards and consistent performance for your synthesis needs. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 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.