Description

Benzoic Acid, 3-(Aminosulfonyl)-4-Chloro-, Ethyl Ester is a high-purity sulfonamide derivative, a key synthetic intermediate valued for its reactive ester and sulfonamide functionalities. This compound is essential for researchers and manufacturers requiring a versatile building block for the development of novel chemical entities. It is primarily utilized in the pharmaceutical and agrochemical industries for the synthesis of active ingredients and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for sulfonamide-based drugs.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Building Block: Serves as a versatile reagent for constructing complex molecules in medicinal chemistry and material science research.
• Dye and Pigment Manufacturing: Employed in the synthesis of specialized dyes and colorants due to its aromatic and sulfonyl chloride precursor nature.
• Chemical Research & Development: A valuable tool for academic and industrial R&D labs exploring new synthetic pathways and compound libraries.

Basic Information

Product Name	Benzoic Acid, 3-(Aminosulfonyl)-4-Chloro-, Ethyl Ester
CAS No.	1211-77-4
Molecular Formula	C9H10ClNO4S
Molecular Weight	263.70 g/mol
Synonyms	4-Chloro-3-sulfamoylbenzoic acid ethyl ester; Ethyl 4-chloro-3-sulfamoylbenzoate; Benzoic acid, 4-chloro-3-sulfamoyl-, ethyl ester; 3-(Aminosulfonyl)-4-chlorobenzoic acid ethyl ester; 4-Chloro-3-sulphamoylbenzoic acid ethyl ester; Ethyl 4-chloro-3-sulphamoylbenzoate; 1211-77-4; NSC 403697
EINECS	214-925-4

Quality Control

Our Benzoic Acid, 3-(Aminosulfonyl)-4-Chloro-, Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specific results for assay, impurities, and physical parameters are provided with every shipment to guarantee compliance with your project specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Melting Point	Contact for details
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%
Heavy Metals	≤20 ppm

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