Description

Benzoyl Chloride, 4-Ethyl-2-Methoxy- (9Ci) is a specialized aromatic acid chloride derivative, identified by CAS NO 213138-43-3. This compound serves as a critical high-purity building block in advanced organic synthesis, enabling the efficient introduction of the benzoyl moiety into complex molecular architectures. It is primarily required by pharmaceutical, agrochemical, and specialty chemical research and development teams for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring a substituted benzoyl group.
• Agrochemical Synthesis: Used in the manufacturing of herbicides, fungicides, and insecticides where its specific substitution pattern imparts desired biological activity.
• Dye and Pigment Manufacturing: Acts as a coupling agent or intermediate in the production of complex organic dyes and high-performance pigments.
• Polymer Chemistry: Employed as a monomer or modifying agent for synthesizing specialty polymers with tailored properties, such as liquid crystalline polymers.
• Chemical Research & Development: A valuable reagent in academic and industrial R&D labs for method development and exploring new chemical entities.
• Fine Chemical Production: Integral to the multi-step synthesis of various fine chemicals and performance materials used in electronics and coatings.

Basic Information

Product Name	Benzoyl Chloride, 4-Ethyl-2-Methoxy- (9Ci)
CAS No.	213138-43-3
Molecular Formula	C10H11ClO2
Molecular Weight	198.65 g/mol
Synonyms	4-Ethyl-2-methoxybenzoyl chloride; 2-Methoxy-4-ethylbenzoyl chloride; 4-Ethyl-o-anisoyl chloride; (4-Ethyl-2-methoxyphenyl)carbonyl chloride; Benzoyl chloride, 4-ethyl-2-methoxy-; 213138-43-3; 4-Ethyl-2-methoxybenzoic acid chloride
EINECS	Contact for details

Quality Control

Our Benzoyl Chloride, 4-Ethyl-2-Methoxy- (9Ci) is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for every shipment, supporting compliance in cGMP and ISO 9001 environments.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at 15-25°C. This compound is hygroscopic (moisture-sensitive) and reacts with strong acids/organic solvents; keep the container tightly sealed under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation. Isolate from incompatible materials such as strong bases, oxidizing agents, and alcohols.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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