Description

Ethyl 2-(Isocyanatosulfonyl)Benzoate is a specialized organic sulfonyl isocyanate ester, a high-value intermediate in advanced chemical synthesis. This compound is critical for introducing both the reactive isocyanate and sulfonyl functional groups into target molecules, enabling the creation of novel polymers and fine chemicals. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for developing new active ingredients and performance materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of sulfonylurea and sulfonamide-based drug candidates, particularly in diabetes and hypertension research.
• Agrochemical Synthesis: Used in the production of novel herbicides and pesticides, leveraging its dual functional groups for potent biological activity.
• Polymer Modification: Serves as a cross-linking agent or monomer for producing polyurethanes, polyureas, and other specialty polymers with enhanced thermal or chemical resistance.
• Chemical Research (R&D): A versatile reagent in organic synthesis for constructing complex heterocycles and functionalized aromatic compounds.
• Material Science: Employed in surface coating formulations and adhesive development to improve durability and bonding performance.

Basic Information

Product Name	Ethyl 2-(Isocyanatosulfonyl)Benzoate
CAS No.	77375-79-2
Molecular Formula	C10H9NO5S
Molecular Weight	255.25 g/mol
Synonyms	Benzoic acid, 2-(isocyanatosulfonyl)-, ethyl ester; Ethyl o-(isocyanatosulfonyl)benzoate; 2-(Isocyanatosulfonyl)benzoic acid ethyl ester; Ethyl 2-sulfonylisocyanatobenzoate; o-(Isocyanatosulfonyl)benzoic Acid Ethyl Ester; CAS 77375-79-2
EINECS	Contact for details

Quality Control

Our production of Ethyl 2-(Isocyanatosulfonyl)Benzoate adheres to stringent quality management protocols. Each batch is analyzed using advanced techniques including HPLC, GC, and NMR to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment 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 place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Melting Point	Contact for details

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