Description

4,4-Dimethylcyclopentene is a specialized, high-purity cyclic olefin monomer with unique structural properties. This compound serves as a critical building block in advanced organic synthesis and materials science, valued for its reactivity and defined molecular architecture. It is primarily utilized by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for developing novel compounds and functional materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of complex, biologically active molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Serves as a key precursor in the development of novel pesticides, herbicides, and plant growth regulators.
• Specialty Polymer Monomer: Employed in the production of advanced polymers with tailored thermal and mechanical properties.
• Organic Synthesis Reagent: Acts as a versatile reagent in Diels-Alder reactions, hydrogenations, and other cycloaddition chemistry for fine chemical production.
• Fragrance & Flavor Chemistry: Utilized as an intermediate in the creation of specific aroma chemicals and flavoring agents.
• Material Science Research: Investigated for use in liquid crystal materials, organic semiconductors, and other advanced electronic applications.

Basic Information

Product Name	4,4-Dimethylcyclopentene
CAS No.	19037-72-0
Molecular Formula	C7H12
Molecular Weight	96.17 g/mol
Synonyms	4,4-Dimethyl-1-cyclopentene; 1-Cyclopentene, 4,4-dimethyl-; 4,4-Dimethylcyclopent-1-ene; NSC 163023
EINECS	Contact for details

Quality Control

Our 4,4-Dimethylcyclopentene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, GC-MS, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee compliance with your research and production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, well-ventilated place. Due to its highly volatile nature, keep containers tightly sealed and away from heat, sparks, and open flame. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Non-volatile Residue	≤ 0.1%

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