Description

1-Cyclopentene-1-Carbonyl Chloride, 2-(Cyanomethyl)- (8Ci) is a highly reactive and versatile bifunctional organic intermediate, combining an acid chloride group with a nitrile functionality. This compound is critical for advanced organic synthesis, enabling the efficient construction of complex molecular architectures through acylation and subsequent cyano-group transformations. It is primarily sought after by research institutions and pharmaceutical companies for the development of novel active pharmaceutical ingredients (APIs), agrochemicals, and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing complex heterocyclic compounds and novel drug candidates, particularly in kinase inhibitor and antiviral research.
• Agrochemical Synthesis: Used in the production of advanced herbicides and fungicides, where its reactive groups allow for the introduction of specific bioactive moieties.
• Polymer Chemistry: Serves as a monomer or cross-linking agent for specialty polymers, including polyamides and polyesters with tailored properties.
• Material Science Research: Employed in the development of organic semiconductors, liquid crystals, and other advanced functional materials.
• Chemical Biology & Proteomics: Acts as a versatile linker or labeling reagent for bioconjugation and probe development.
• Custom Synthesis & Contract Manufacturing: A valuable starting material for custom synthesis projects requiring precise, multi-step functionalization.

Basic Information

Product Name	1-Cyclopentene-1-Carbonyl Chloride, 2-(Cyanomethyl)- (8Ci)
CAS No.	25297-43-2
Molecular Formula	C8H8ClNO
Molecular Weight	169.61 g/mol
Synonyms	2-(Cyanomethyl)-1-cyclopentene-1-carbonyl chloride; 1-Cyclopentene-1-carbonyl chloride, 2-(cyanomethyl)-; 2-Cyanomethyl-1-cyclopentene-1-carbonyl chloride; (2-Cyanocyclopent-1-en-1-yl)carbonyl chloride; 1-Cyclopentene-1-carbonyl chloride, 2-(cyanomethyl)- (9CI); 2-(Cyanomethyl)cyclopent-1-ene-1-carbonyl chloride
EINECS	Contact for details

Quality Control

Our production of 1-Cyclopentene-1-Carbonyl Chloride, 2-(Cyanomethyl)- adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We support cGMP compliance for pharmaceutical applications and can tailor purity grades to meet specific project requirements.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (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.