Description

3-Cyclopentene-1-Carbonyl Chloride, 2,2,3-Trimethyl- (9Ci) is a specialized, high-purity organic intermediate featuring a reactive acid chloride functional group on a substituted cyclopentene ring. This compound is valued for its role as a key building block in the synthesis of complex molecules, enabling the introduction of the 2,2,3-trimethylcyclopentene carbonyl moiety. It is primarily sought after by research and development chemists and process engineers in the pharmaceutical and agrochemical industries for creating novel active ingredients and fine chemicals. Its unique structure makes it a critical reagent for advanced organic synthesis and medicinal chemistry projects.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block for synthesizing novel drug candidates, particularly in medicinal chemistry for creating libraries of bioactive compounds.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Acts as a key reagent in the multi-step synthesis of complex fragrances, flavors, and specialty performance chemicals.
• Material Science Research: Employed in the development of novel polymers, resins, or advanced organic materials with specific functional properties.
• Academic & Industrial R&D: A valuable tool for synthetic organic chemists in universities and corporate labs exploring new chemical reactions and methodologies.

Basic Information

Item	Details
Product Name	3-Cyclopentene-1-Carbonyl Chloride, 2,2,3-Trimethyl- (9Ci)
CAS No.	65514-84-3
Molecular Formula	C9H13ClO
Molecular Weight	172.65 g/mol
Synonyms	2,2,3-Trimethyl-3-cyclopentene-1-carbonyl chloride; 2,2,3-Trimethylcyclopent-3-ene-1-carbonyl chloride; 1-(Chlorocarbonyl)-2,2,3-trimethyl-3-cyclopentene; 3-Cyclopentene-1-carbonyl chloride, 2,2,3-trimethyl-; 2,2,3-Trimethyl-3-cyclopentenecarboxylic acid chloride
EINECS	Contact for details

Quality Control

Every batch of 3-Cyclopentene-1-Carbonyl Chloride, 2,2,3-Trimethyl- (9Ci) is produced and tested under strict quality management protocols to ensure consistency and reliability for your critical syntheses. We provide comprehensive analytical data, including HPLC purity and identity confirmation (IR, NMR). A detailed Certificate of Analysis (COA) is supplied with each shipment, and we support custom purity requirements to meet specific project needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and reacts with water and strong bases; containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent decomposition. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 0.5%

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