Description

Cyclohexanecarbonyl Chloride, 4-Chloro-2-Methyl- (9Ci) is a versatile and reactive organic intermediate, specifically a substituted cyclohexanecarbonyl chloride derivative. Its value lies in its role as a key building block for synthesizing more complex molecules, particularly in the pharmaceutical and agrochemical sectors. This compound is essential for research chemists and process development scientists working on novel active ingredients, fine chemicals, and specialty materials.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of active pharmaceutical ingredients (APIs), especially those with complex cyclohexane-based structures.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides where its chlorinated methylcyclohexane moiety is incorporated.
• Organic Synthesis & Research: Serves as a versatile acylating agent and building block in academic and industrial laboratories for creating novel organic compounds.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, dyes, and functional materials requiring specific chlorinated carbonyl functionalities.
• Polymer Chemistry: Can be utilized as a monomer or modifying agent in the synthesis of specialty polymers with tailored properties.

Basic Information

Item	Detail
Product Name	Cyclohexanecarbonyl Chloride, 4-Chloro-2-Methyl- (9Ci)
CAS No.	90403-99-9
Molecular Formula	C8H12Cl2O
Molecular Weight	195.09 g/mol
Synonyms	4-Chloro-2-methylcyclohexanecarbonyl chloride; 2-Methyl-4-chlorocyclohexanecarbonyl chloride; 4-Chloro-2-methyl-cyclohexanecarboxylic acid chloride; (4-Chloro-2-methylcyclohexyl)carbonyl chloride
EINECS	Contact for details

Quality Control

Our Cyclohexanecarbonyl Chloride, 4-Chloro-2-Methyl- (9Ci) is produced under stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure high purity, consistency, and traceability. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay and impurity profiles. Our quality systems are designed to support cGMP requirements for pharmaceutical intermediate applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and reacts with strong acids/organic solvents; ensure the container is sealed under an inert atmosphere (e.g., nitrogen or argon) after each use to prevent degradation. Keep away from heat, open flames, and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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