Description

3-[(Isopropylamino)Carbonyl]-4-Methoxybenzenesulfonyl Chloride is a specialized sulfonyl chloride derivative, a key reactive intermediate in advanced organic synthesis. Its core value lies in its ability to act as a versatile sulfonylation reagent, enabling the efficient introduction of the sulfonyl functional group into target molecules. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of sulfonamide-based drug candidates, including enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and pesticides that incorporate sulfonylurea or sulfonamide moieties.
• Chemical Research & Development: Serves as a versatile reagent in academic and industrial labs for creating sulfonated compounds for material science and catalysis studies.
• Fine Chemical Production: Employed in the multi-step synthesis of complex, high-value specialty chemicals and dyes.
• Proteomics & Biochemistry: Potential use in modifying peptides or proteins via sulfonylation of specific amino acid residues for biochemical studies.

Basic Information

Product Name	3-[(Isopropylamino)Carbonyl]-4-Methoxybenzenesulfonyl Chloride
CAS No.	952947-02-3
Molecular Formula	C12H16ClNO4S
Molecular Weight	305.78 g/mol
Synonyms	4-Methoxy-3-[(propan-2-ylcarbamoyl)]benzenesulfonyl chloride; 3-(Isopropylcarbamoyl)-4-methoxybenzenesulfonyl chloride; 4-Methoxy-3-[(isopropylamino)carbonyl]benzenesulfonyl chloride; 3-Carbamoyl-4-methoxybenzenesulfonyl chloride, N-isopropyl-; Benzenesulfonyl chloride, 4-methoxy-3-[(1-methylethylamino)carbonyl]-; N-Isopropyl-4-methoxy-3-sulfamoylbenzamide sulfonyl chloride (precursor form)
EINECS	Contact for details

Quality Control

Our 3-[(Isopropylamino)Carbonyl]-4-Methoxybenzenesulfonyl Chloride is produced under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided and available upon request to support your quality and regulatory documentation 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 decomposition. Keep away from heat, sparks, open flames, and incompatible materials such as strong bases, amines, and alcohols.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.