Description

Methyl 2-Nitrobenzenesulfonate is a versatile organic sulfonate ester, a key building block in advanced chemical synthesis. Its value lies in its role as an effective methylating and sulfonylating agent, enabling the precise construction of complex molecular architectures. This high-purity intermediate is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where reliable quality and consistent performance are paramount.

Application

• Pharmaceutical Intermediate: A critical reagent in the synthesis of active pharmaceutical ingredients (APIs), particularly for introducing methyl or sulfonate groups into complex molecules.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection agents requiring specific sulfonate ester functionalities.
• Dye and Pigment Manufacturing: Serves as a key intermediate in the synthesis of sulfonated azo dyes and other colorants.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the development of specialty polymers and resins with tailored properties.
• Organic Synthesis Reagent: Employed in academic and industrial R&D laboratories for nucleophilic substitution reactions and as a protecting group in multi-step syntheses.
• Material Science Research: Utilized in the creation of novel organic electronic materials and liquid crystals.

Basic Information

Product Name	Methyl 2-Nitrobenzenesulfonate
CAS No.	30384-53-3
Molecular Formula	C7H7NO5S
Molecular Weight	217.20 g/mol
Synonyms	2-Nitrobenzenesulfonic Acid Methyl Ester; Methyl o-Nitrobenzenesulfonate; o-Nitrobenzene Methyl Sulfonate; Methyl 2-Nitrobenzene-1-sulfonate; Benzenesulfonic acid, 2-nitro-, methyl ester; Methyl 2-nitrobenzene sulfonate; Methyl o-nitrobenzene sulfonate
EINECS	250-168-7

Quality Control

Our Methyl 2-Nitrobenzenesulfonate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets exacting standards for research and industrial use. A Certificate of Analysis (COA) detailing specific results 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). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be amber-colored or stored in light-resistant secondary packaging.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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