Description

2-Amino-4-Isopropyl-5-Chlorobenzenesulfonic Acid is a key sulfonated aniline derivative, serving as a crucial organic intermediate in advanced chemical synthesis. Its value lies in providing a functionalized aromatic core that enables the construction of more complex molecules, particularly dyes and pigments. This compound is essential for manufacturers in the agrochemical and specialty chemical industries seeking to develop products with specific performance characteristics.

Application

• Primary Intermediate for Dyes and Pigments: A vital building block in the synthesis of azo dyes, acid dyes, and other colorants, contributing to lightfastness and color properties.
• Agrochemical Synthesis: Used in the manufacturing of certain herbicides and plant growth regulators, where its sulfonic acid group aids in solubility and bioavailability.
• Pharmaceutical Intermediates: Employed in the research and development of active pharmaceutical ingredients (APIs) that require a functionalized benzenesulfonic acid moiety.
• Research & Development: Serves as a versatile reagent in organic chemistry laboratories for coupling reactions and the study of sulfonated compounds.
• Specialty Chemical Production: Acts as a precursor for surfactants, corrosion inhibitors, and other performance chemicals where its aromatic structure is beneficial.

Basic Information

Product Name	2-Amino-4-Isopropyl-5-Chlorobenzenesulfonic Acid
CAS No.	88-57-3
Molecular Formula	C9H12ClNO3S
Molecular Weight	249.71 g/mol
Synonyms	5-Chloro-2-amino-4-isopropylbenzenesulfonic Acid; 4-Amino-6-chloro-3-isopropylbenzenesulfonic Acid; 2-Amino-5-chloro-4-isopropylbenzenesulfonic Acid; 5-Chloro-4-isopropyl-2-aminobenzenesulfonic Acid; Benzenesulfonic acid, 2-amino-5-chloro-4-(1-methylethyl)-; 4-Isopropyl-5-chloro-2-aminobenzenesulfonic Acid; 5-Chloro-2-amino-4-(1-methylethyl)benzenesulfonic Acid
EINECS	201-842-2

Quality Control

Our production of 2-Amino-4-Isopropyl-5-Chlorobenzenesulfonic Acid adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability. Every lot is analyzed against comprehensive specifications, including purity assay and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product stability and handling properties.

Specification

Item	Specification
Appearance	Off-white to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition (Sulfated Ash)	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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