Description

cis-3,4-Dimethyl-2-Pentene is a high-purity, branched-chain alkene with the CAS number 4914-91-4, valued for its specific stereochemistry and reactivity as an olefinic intermediate. Its defined structure makes it a crucial building block in organic synthesis, particularly for creating complex molecules and specialty polymers. This compound is essential for research and development chemists, process engineers, and manufacturers in the fine chemical, pharmaceutical, and advanced materials sectors who require precise and reliable chemical intermediates.

Application

• Organic Synthesis Intermediate: Serves as a key starting material or building block for the synthesis of more complex organic molecules, including pharmaceuticals and agrochemicals.
• Polymer & Material Science: Used in the development and modification of polymers, where its olefinic bond can participate in copolymerization reactions to alter material properties.
• Catalysis & Ligand Research: Acts as a substrate or precursor in catalytic studies and for the development of novel organometallic complexes and ligands.
• Flavor & Fragrance Industry: Potential use as an intermediate in the synthesis of specific aroma chemicals due to its hydrocarbon structure.
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new reaction pathways and synthesizing novel compounds.
• Specialty Solvents & Additives: Can be utilized in formulating specialized solvent blends or as an additive in various industrial processes.

Basic Information

Product Name	cis-3,4-Dimethyl-2-Pentene
CAS No.	4914-91-4
Molecular Formula	C7H14
Molecular Weight	98.19 g/mol
Synonyms	(Z)-3,4-Dimethyl-2-pentene; 3,4-Dimethyl-cis-2-pentene; (2Z)-3,4-Dimethyl-2-pentene; 2-Pentene, 3,4-dimethyl-, (Z)-; 2-Pentene, 3,4-dimethyl-, cis-; cis-3,4-Dimethylpent-2-ene
EINECS	225-533-5

Quality Control

Our cis-3,4-Dimethyl-2-Pentene is produced and handled under a strict quality management system. Each batch undergoes comprehensive analytical testing, including GC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance protocols.

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 storage temperature is 2-8°C to minimize oxidation and maintain stability. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Isomeric Purity (cis-isomer)	≥ 95.0%
Water Content (KF)	≤ 0.1%

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