Description

4-tert-Butyl-4-Chlorobutyryl Chloride is a specialized organic acid chloride derivative, serving as a high-value building block in advanced synthetic chemistry. Its core value lies in its bifunctional reactivity, offering both an acid chloride and a tertiary alkyl chloride group for sequential or selective modifications. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical sectors who require precise intermediates for constructing complex molecules, such as active pharmaceutical ingredients (APIs) and novel crop protection agents.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of complex drug molecules, particularly those requiring the introduction of a tert-butyl-substituted butyric acid moiety.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides where its specific carbon chain provides favorable biological activity and metabolic stability.
• Polymer Chemistry: Acts as a monomer or cross-linking agent for creating specialty polymers with tailored properties like hydrophobicity or chemical resistance.
• Ligand and Catalyst Development: Serves as a precursor for synthesizing novel ligands used in asymmetric catalysis and metal-organic frameworks (MOFs).
• Organic Synthesis Reagent: Employed in academic and industrial R&D for nucleophilic acyl substitution reactions and further functionalization of the chlorinated alkyl chain.
• Fine Chemical Production: Intermediate in the manufacture of flavors, fragrances, and other high-value specialty chemicals.

Basic Information

Item	Details
Product Name	4-tert-Butyl-4-Chlorobutyryl Chloride
CAS No.	393516-80-8
Molecular Formula	C8H14Cl2O
Molecular Weight	197.10 g/mol
Synonyms	4-(tert-Butyl)-4-chlorobutanoyl chloride; 4-Chloro-4-tert-butylbutyryl chloride; 4-tert-Butyl-4-chlorobutanoyl chloride; 4-(1,1-Dimethylethyl)-4-chlorobutanoyl chloride; Butanoyl chloride, 4-(1,1-dimethylethyl)-4-chloro-; 4-tert-Butyl-4-chlorobutyroyl chloride
EINECS	Contact for details

Quality Control

Every batch of 4-tert-Butyl-4-Chlorobutyryl Chloride is manufactured and tested under a strict quality management system. We ensure compliance with relevant industry standards, and a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment. Our quality protocols are designed to meet the stringent requirements of pharmaceutical and fine chemical applications, guaranteeing batch-to-batch consistency and reliability for your critical processes.

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 and moisture-sensitive nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent decomposition. Keep away from heat, open flames, and incompatible materials such as strong bases, alcohols, and amines.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC/HPLC)	Total impurities ≤ 3.0%

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