Description

3-Chloro-4-(Isopropylsulfonyl)Thiophene-2-Carbonyl Chloride is a high-purity, multi-functional chemical building block essential for advanced organic synthesis. Its reactive acyl chloride and sulfonyl chloride functionalities make it a critical intermediate for constructing complex heterocyclic molecules with tailored properties. This compound is primarily sought after by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for creating novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel thiophene-based drug candidates, particularly in kinase inhibitor and antiviral research.
• Agrochemical Synthesis: Used in the development of next-generation herbicides and fungicides, leveraging the thiophene scaffold for bioactivity.
• Material Science Precursor: Serves as a monomer or cross-linking agent in the production of specialty polymers and advanced organic electronic materials.
• Chemical Research (R&D): A versatile reagent for constructing complex sulfonamide and amide derivatives in academic and industrial research laboratories.
• Dye and Pigment Intermediate: Employed in the synthesis of specialized colorants and functional dyes due to the electron-rich thiophene core.

Basic Information

Item	Details
Product Name	3-Chloro-4-(Isopropylsulfonyl)Thiophene-2-Carbonyl Chloride
CAS No.	175202-28-5
Molecular Formula	C9H8Cl2O3S2
Molecular Weight	307.19 g/mol
Synonyms	3-Chloro-4-(1-methylethylsulfonyl)thiophene-2-carbonyl chloride; 2-Thiophenecarbonyl chloride, 3-chloro-4-[(1-methylethyl)sulfonyl]-; 3-Chloro-4-isopropylsulfonylthiophene-2-carbonyl chloride; 175202-28-5; 3-Chloro-4-(propan-2-ylsulfonyl)thiophene-2-carbonyl chloride
EINECS	Contact for details

Quality Control

Every batch of 3-Chloro-4-(Isopropylsulfonyl)Thiophene-2-Carbonyl Chloride is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high chemical purity and structural identity. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided with each shipment to guarantee consistency and traceability for your critical synthesis work.

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 strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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