Description

4-Bromo-5-Propylthiophene-2-Carbonyl Chloride is a high-purity, reactive organic intermediate essential for advanced chemical synthesis. This compound is a critical building block for constructing complex heterocyclic molecules, offering precise functionalization points for bromine and acid chloride groups. It is primarily utilized by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting CNS disorders and anti-inflammatory agents.
• Agrochemical Synthesis: Used in the research and development of new-generation herbicides, fungicides, and insecticides with tailored biological activity.
• Material Science Precursor: Serves as a monomer or functionalization agent in the production of advanced polymers and organic electronic materials.
• Ligand and Catalyst Development: Employed in organometallic chemistry to create specialized ligands for catalytic systems.
• Custom Synthesis and Contract Manufacturing: A vital starting material for custom synthesis projects and scale-up production under cGMP conditions.
• Academic and Industrial R&D: Supports fundamental research in organic chemistry and the development of new synthetic methodologies.

Basic Information

Product Name	4-Bromo-5-Propylthiophene-2-Carbonyl Chloride
CAS No.	1160249-08-0
Molecular Formula	C8H8BrClOS
Molecular Weight	267.57 g/mol
Synonyms	2-Carbonyl Chloride-4-Bromo-5-Propylthiophene; 4-Bromo-5-propylthiophene-2-carboxylic acid chloride; 5-Propyl-4-bromothiophene-2-carbonyl chloride; Thiophene-2-carbonyl chloride, 4-bromo-5-propyl-; 1160249-08-0; 4-Bromo-5-propyl-2-thiophenecarbonyl chloride
EINECS	Contact for details

Quality Control

Every batch of 4-Bromo-5-Propylthiophene-2-Carbonyl Chloride is manufactured and tested under strict quality management systems. We provide comprehensive analytical data to ensure the material meets the precise requirements for advanced synthetic applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for each lot and provided with every shipment.

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 and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.