Description

Cyclopentene, 1-Ethenyl-2-(1-Propynyl)- (9Ci) is a specialized, high-value organic intermediate characterized by its unique cyclopentene core functionalized with both ethenyl and propynyl groups. This compound matters for its role as a versatile building block in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for creating novel active ingredients, as well as by material scientists exploring new polymers and specialty chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and pesticides with unique modes of action.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of advanced polymers and specialty materials.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex, polycyclic, or strained organic molecules.
• Ligand and Catalyst Development: Utilized to create novel ligand frameworks for catalytic systems in asymmetric synthesis.
• Fine Chemical Production: Integral to the multi-step synthesis of high-value flavors, fragrances, and electronic chemicals.

Basic Information

Product Name	Cyclopentene, 1-Ethenyl-2-(1-Propynyl)- (9Ci)
CAS No.	176965-25-6
Molecular Formula	C9H10
Molecular Weight	118.18 g/mol
Synonyms	1-Ethenyl-2-(1-propynyl)cyclopentene; 2-(1-Propynyl)-1-vinylcyclopentene; 1-Vinyl-2-prop-1-yn-1-ylcyclopentene; (2-Propynyl)-1-vinylcyclopentene; Cyclopentene, 1-vinyl-2-(1-propynyl)-; 176965-25-6; 1-Vinyl-2-(prop-1-yn-1-yl)cyclopentene
EINECS	Contact for details

Quality Control

Our Cyclopentene, 1-Ethenyl-2-(1-Propynyl)- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical parameters. For custom synthesis or specific purity requirements, our technical team is available to discuss tailored quality specifications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated area. Recommended long-term storage temperature is between 2°C and 8°C. Keep away from heat, sparks, open flames, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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