Description

3-Chloro-2,2-Bis(Chloromethyl)Propanoyl Chloride is a highly reactive, multi-functional acid chloride intermediate of significant industrial importance. Its value lies in its ability to act as a versatile building block for synthesizing more complex molecules, particularly in the production of specialty polymers and fine chemicals. This compound is essential for manufacturers and R&D chemists in the pharmaceutical, agrochemical, and polymer industries seeking to introduce specific functional groups or create novel materials with tailored properties.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a chloromethyl or acid chloride functional handle.
• Agrochemical Synthesis: Used in the manufacturing of herbicides, fungicides, and insecticides, where its reactive sites allow for the construction of complex molecular scaffolds.
• Polymer & Resin Production: Acts as a monomer or cross-linking agent in the synthesis of specialty polymers, including flame-retardant resins, epoxy hardeners, and polyamide precursors.
• Fine Chemical Synthesis: Employed in organic synthesis laboratories for introducing the propanoyl chloride moiety and for further functionalization reactions like esterification and amidation.
• Ligand & Catalyst Preparation: Useful in the preparation of specialized ligands for metal catalysis or as a starting material for synthesizing catalyst components.

Basic Information

Item	Details
Product Name	3-Chloro-2,2-Bis(Chloromethyl)Propanoyl Chloride
CAS No.	50547-79-0
Molecular Formula	C6H7Cl4O
Molecular Weight	239.93 g/mol
Synonyms	3-Chloro-2,2-bis(chloromethyl)propionyl chloride; 1,1-Bis(chloromethyl)-2-chloroethyl chloroformate; 2,2-Bis(chloromethyl)-3-chloropropionyl chloride; 3-Chloro-2,2-bis(chloromethyl)propanoic acid chloride; Pentachlorobutyl chloride (obsolete); Propanoyl chloride, 3-chloro-2,2-bis(chloromethyl)-; TCPC (abbreviation); Chlorinated butyryl chloride derivative
EINECS	Contact for details

Quality Control

Our 3-Chloro-2,2-Bis(Chloromethyl)Propanoyl Chloride is produced under stringent process controls to ensure batch-to-batch consistency and high purity. All products undergo rigorous quality testing, including assay and impurity profile analysis via techniques like GC and HPLC, to ensure compliance with customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases, alcohols, and amines. Due to its nature as a strong acid/organic solvent, it should be handled in a controlled environment with appropriate safety measures. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Individual impurity ≤ 1.0%
Total Impurities	≤ 2.0%
Density (at 20°C)	~1.50 g/cm³

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