Description

trans-3,4-Dimethyl-2-Pentene is a high-purity, branched-chain alkene of significant interest in advanced organic synthesis and materials research. Its defined stereochemistry and structure make it a valuable building block for creating complex molecules and specialty polymers. This compound is primarily utilized by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries for applications requiring precise molecular architecture.

Application

• Organic Synthesis Intermediate: Serves as a key precursor in the synthesis of complex pharmaceutical actives and fine chemicals, leveraging its reactive double bond for functionalization.
• Polymer & Material Science: Used as a co-monomer or cross-linking agent in the development of specialty polymers with tailored physical properties.
• Agrochemical Research: Acts as an intermediate in the production of advanced crop protection agents and plant growth regulators.
• Flavor & Fragrance Industry: Employed in the synthesis of specific aroma chemicals and odorants due to its hydrocarbon backbone.
• Catalysis & Ligand Development: Useful in the study and development of novel organometallic catalysts and ligands for industrial processes.
• Standard & Reference Material: Supplied as a high-purity analytical standard for chromatography and spectroscopy in quality control laboratories.

Basic Information

Product Name	trans-3,4-Dimethyl-2-Pentene
CAS No.	4914-92-5
Molecular Formula	C7H14
Molecular Weight	98.19 g/mol
Synonyms	(E)-3,4-Dimethyl-2-pentene; 3,4-Dimethyl-trans-2-pentene; trans-3,4-Dimethylpent-2-ene; 2-Pentene, 3,4-dimethyl-, (E)-; 4914-92-5; (E)-3,4-Dimethylpent-2-ene; 3,4-Dimethyl-2-pentene (trans)
EINECS	225-527-7

Quality Control

Every batch of trans-3,4-Dimethyl-2-Pentene is manufactured and tested under a strict quality management system. We ensure compliance with relevant industry standards, and comprehensive analytical testing is performed to verify identity, purity, and composition. A Certificate of Analysis (COA) detailing specific results for each parameter is provided with every shipment to guarantee traceability and product integrity.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat, sparks, and open flame. Due to its highly volatile nature, containers must be kept tightly sealed when not in use to prevent evaporation and maintain purity. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 98.0%
Boiling Point	~94-96 °C
Density (at 20°C)	~0.71 g/mL
Refractive Index (n20D)	~1.405 - 1.410

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