Description

Disodium 2-Oxido-5-Nitrobenzenesulphonate is a high-purity, water-soluble organic salt widely utilized as a key intermediate and reagent in advanced chemical synthesis. Its significance lies in its role as a versatile building block for the production of dyes, pigments, and specialty chemicals, where consistent quality and reliable supply are paramount. This product is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and fine chemical industries seeking precise and effective synthetic pathways.

Application

• Dye and Pigment Intermediate: A crucial precursor in the synthesis of azo dyes and other complex colorants.
• Pharmaceutical Synthesis: Serves as a building block for active pharmaceutical ingredients (APIs) and other fine chemicals.
• Agrochemical Manufacturing: Used in the production of certain herbicides, pesticides, and plant growth regulators.
• Chemical Research & Development: A valuable reagent for organic synthesis and method development in laboratory settings.
• Photographic Chemicals: Can be employed in the formulation of specific light-sensitive compounds.
• Crosslinking Agent: Functions in polymer chemistry and material science for modifying polymer properties.

Basic Information

Product Name	Disodium 2-Oxido-5-Nitrobenzenesulphonate
CAS No.	34005-16-8
Molecular Formula	C6H3NNa2O7S
Molecular Weight	271.14 g/mol
Synonyms	2-Hydroxy-5-nitrobenzenesulfonic acid disodium salt; 5-Nitro-2-hydroxybenzenesulfonic acid disodium salt; Disodium 5-nitro-2-hydroxybenzenesulfonate; 2-Hydroxy-5-nitrobenzenesulfonate disodium; 5-Nitrosalicylsulfonic acid disodium salt; Nitrohydroxybenzenesulfonic acid sodium salt; Disodium 2-hydroxy-5-nitrobenzene-1-sulfonate
EINECS	Contact for details

Quality Control

Our Disodium 2-Oxido-5-Nitrobenzenesulphonate is manufactured under strict quality management systems. 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 and available upon request to support your quality assurance and regulatory compliance needs.

Storage

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

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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