Description

3(2H)-Thiophenone, 2,5-Dichloro- is a specialized heterocyclic organic compound with the CAS number 43225-57-6. This chemical serves as a valuable building block and intermediate in advanced organic synthesis, enabling the creation of complex molecular architectures. It is primarily required by pharmaceutical, agrochemical, and material science R&D teams for developing novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides, contributing to novel modes of action.
• Material Science Research: Acts as a precursor for the synthesis of functional polymers, liquid crystals, and organic electronic materials.
• Chemical Research & Development: Employed in academic and industrial labs for methodological studies in heterocyclic chemistry and as a ligand or catalyst component.
• Dye and Pigment Intermediate: Utilized in the synthesis of specialized dyes and pigments due to its thiophene core structure.

Basic Information

Product Name	3(2H)-Thiophenone, 2,5-Dichloro-
CAS No.	43225-57-6
Molecular Formula	C4H2Cl2OS
Molecular Weight	168.03 g/mol
Synonyms	2,5-Dichloro-3(2H)-thiophenone; 2,5-Dichloro-2H-thiophen-3-one; 2,5-Dichlorothiophen-3(2H)-one; 3(2H)-Thiophenone, 2,5-dichloro-; 2,5-Dichloro-3-oxo-2,3-dihydrothiophene; 2,5-Dichloro-2,3-dihydrothiophen-3-one
EINECS	Contact for details

Quality Control

Our 3(2H)-Thiophenone, 2,5-Dichloro- is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, GC for residual solvents, and NMR/IR for structural confirmation. We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and storage should minimize exposure to direct light.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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