Description

2-Cyclohexene-1-Carbonyl Chloride, 4-Methyl- (8Ci) is a versatile and reactive organic intermediate, specifically an acid chloride derivative of a substituted cyclohexene carboxylic acid. This compound matters for its role as a crucial building block in the synthesis of more complex molecules, enabling the introduction of the 4-methyl-2-cyclohexenecarbonyl moiety. Industries that need it include pharmaceutical research for developing novel active ingredients and agrochemical manufacturing for creating advanced crop protection agents.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of proprietary drug candidates and active pharmaceutical ingredients (APIs), particularly those with complex cyclic structures.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides, where its reactive carbonyl chloride group facilitates the creation of amide or ester linkages.
• Organic Synthesis Reagent: Employed in research and development laboratories for the acylation of amines, alcohols, and other nucleophiles to construct novel organic compounds.
• Polymer Chemistry: Serves as a monomer or cross-linking agent in the development of specialty polymers with tailored thermal or mechanical properties.
• Fine Chemical Production: Acts as a precursor in the manufacture of dyes, fragrances, and other high-value specialty chemicals.

Basic Information

Item	Detail
Product Name	2-Cyclohexene-1-Carbonyl Chloride, 4-Methyl- (8Ci)
CAS No.	19876-41-6
Molecular Formula	C8H11ClO
Molecular Weight	158.62 g/mol
Synonyms	4-Methyl-2-cyclohexene-1-carbonyl chloride; 4-Methyl-2-cyclohexenecarboxylic acid chloride; 4-Methyl-δ2-cyclohexene-1-carbonyl chloride; 4-Methyl-1,2,3,6-tetrahydrobenzoyl chloride; 4-Methyl-3-cyclohexene-1-carbonyl chloride (incorrect numbering); 4-Methylcyclohex-2-ene-1-carbonyl chloride
EINECS	Contact for details

Quality Control

Our 2-Cyclohexene-1-Carbonyl Chloride, 4-Methyl- (8Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent decomposition.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/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.