Description

Cyclopentene, 1,3-Dimethyl-4,5-Bis(Methylene)-2-(1-Methylethyl)- (9Ci) is a specialized, high-purity organic compound identified by CAS number 147090-73-1. This chemical serves as a valuable advanced intermediate or building block in sophisticated organic synthesis, prized for its unique functionalized cyclopentene core. It is primarily utilized by pharmaceutical R&D teams and fine chemical manufacturers developing novel active ingredients, agrochemicals, and specialty materials.

Application

This functionalized cyclopentene derivative is engineered for high-value synthetic applications, including:

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a monomer or building block for developing specialized polymers and advanced organic materials.
• Catalysis & Ligand Development: Employed in the creation of novel chiral ligands and organometallic catalysts for asymmetric synthesis.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing unique terpene-based aroma chemicals.
• Academic & Industrial R&D: A versatile scaffold for methodological studies in organic chemistry and discovery chemistry programs.

Basic Information

Item	Details
Product Name	Cyclopentene, 1,3-Dimethyl-4,5-Bis(Methylene)-2-(1-Methylethyl)- (9Ci)
CAS No.	147090-73-1
Molecular Formula	C12H18
Molecular Weight	162.27 g/mol
Synonyms	1,3-Dimethyl-4,5-bis(methylene)-2-(1-methylethyl)cyclopentene; 2-Isopropyl-1,3-dimethyl-4,5-bis(methylene)cyclopentene; 4,5-Bis(methylene)-2-isopropyl-1,3-dimethylcyclopentene; (9CI) Cyclopentene derivative; 2-Isopropyl-1,3-dimethyl-4,5-dimethenylcyclopentene
EINECS	Contact for details

Quality Control

We maintain a rigorous quality management system to ensure batch-to-batch consistency and high purity for research and production use. Our products undergo comprehensive analytical testing, including GC, HPLC, and NMR analysis, to verify identity and purity. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. For long-term stability, storage at 2-8°C under an inert atmosphere is recommended. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0% (Area %)
Purity (HPLC)	≥ 94.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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