Description

trans-2-Methyl-3-Heptene is a high-purity, highly volatile alkene compound with the CAS number 20488-34-0. This specialty intermediate is valued for its defined stereochemistry and reactivity, making it a critical building block in advanced organic synthesis. It is primarily sought after by research and development laboratories and fine chemical manufacturers in the pharmaceutical, agrochemical, and fragrance industries.

Application

• As a key chiral intermediate in the synthesis of complex pharmaceutical active ingredients.
• In the research and development of novel agrochemicals, including pesticides and herbicides.
• As a precursor for the synthesis of flavor and fragrance compounds, leveraging its specific hydrocarbon structure.
• Used in organic catalysis research and the development of new polymerization initiators or ligands.
• Serves as a standard or reference material in analytical chemistry and gas chromatography.
• Employed in material science for the surface modification of polymers or as a monomer in specialty copolymerizations.

Basic Information

Product Name	trans-2-Methyl-3-Heptene
CAS No.	20488-34-0
Molecular Formula	C8H16
Molecular Weight	112.21 g/mol
Synonyms	(E)-2-Methyl-3-heptene; trans-2-Methylhept-3-ene; 3-Heptene, 2-methyl-, (E)-; 2-Methyl-trans-3-heptene; (E)-2-Methyl-3-hepten; (3E)-2-Methyl-3-heptene; Heptene, 2-methyl-, (E)-
EINECS	243-861-2

Quality Control

Our trans-2-Methyl-3-Heptene is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including Gas Chromatography (GC) and Nuclear Magnetic Resonance (NMR), to verify identity, isomeric purity, and chemical composition. Certificates of Analysis (COA) detailing all specifications are provided to ensure traceability and batch-to-batch consistency for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile nature, store in a cool, well-ventilated place at room temperature (15-25°C/59-77°F). Keep away from heat, sparks, and open flames. For long-term storage, consider maintaining under an inert atmosphere to preserve purity.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0% (Area %)
Isomeric Purity (trans-)	≥ 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.