Description

Benzoyl Chloride, 4-Chloro-2-Ethyl- (9Ci) is a specialized aromatic acid chloride derivative, serving as a critical building block in advanced organic synthesis. Its value lies in its dual functional groups, which enable precise and efficient acylation reactions to construct complex molecular architectures. This high-purity intermediate is essential for research chemists and process development scientists in the pharmaceutical and agrochemical industries, where it is used to create novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a substituted benzoyl moiety.
• Agrochemical Synthesis: Used in the manufacturing of herbicides, fungicides, and insecticides, where its structure contributes to biological activity.
• Dyestuff and Pigment Production: Acts as an intermediate for creating azo dyes and complex organic pigments, influencing color properties and stability.
• Polymer Chemistry: Employed as a monomer or modifying agent in the production of specialty polymers, including polyamides and polyesters.
• Chemical Research & Development: A versatile reagent in academic and industrial R&D labs for exploring new synthetic pathways and material science applications.
• Liquid Crystal and OLED Material Synthesis: Used in the precise construction of organic electronic materials due to its ability to introduce specific functional groups.

Basic Information

Product Name	Benzoyl Chloride, 4-Chloro-2-Ethyl- (9Ci)
CAS No.	618891-97-7
Molecular Formula	C9H8Cl2O
Molecular Weight	203.07 g/mol
Synonyms	4-Chloro-2-ethylbenzoyl chloride; 2-Ethyl-4-chlorobenzoyl chloride; (4-Chloro-2-ethylphenyl)methanoyl chloride; Benzoyl chloride, 4-chloro-2-ethyl-; 618891-97-7 (CAS); 4-Chloro-o-ethylbenzoyl chloride
EINECS	Contact for details

Quality Control

Every batch of Benzoyl Chloride, 4-Chloro-2-Ethyl- (9Ci) is manufactured and tested under a strict quality management system to ensure batch-to-batch consistency and reliability for your synthetic processes. We provide comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, ensuring the material meets the stringent requirements for use in regulated industries like pharmaceuticals.

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. Recommended storage temperature is 2-8°C for long-term stability. Due to its nature as a strong acid/organic solvent, handle and store with appropriate chemical safety precautions.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Density	~1.3 g/cm³

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