Description

5-Methyl-1-Undecene is a high-purity, branched-chain terminal alkene (α-olefin) with the CAS number 74630-38-9. This specialty chemical serves as a valuable intermediate and building block in advanced organic synthesis, prized for its specific hydrocarbon structure. It is primarily utilized by R&D chemists and process engineers in the fine chemical, fragrance, and polymer industries for creating complex molecules and functional materials.

Application

• Organic Synthesis Intermediate: A key building block for the synthesis of complex pharmaceuticals, agrochemicals, and specialty chemicals via reactions like hydroformylation, polymerization, and functional group transformations.
• Fragrance & Flavor Ingredient: Used in the research and development of novel aroma chemicals and synthetic flavor compounds, contributing to unique olfactory profiles.
• Polymer & Material Science: Acts as a comonomer or chain transfer agent in the production of specialized polyolefins, lubricant additives, and surfactants to modify physical properties.
• Research & Development: Essential for academic and industrial laboratories studying reaction mechanisms, catalysis, and the development of new synthetic methodologies.
• Lubricant & Fuel Additive Precursor: Serves as a precursor in the manufacturing of performance-enhancing additives for synthetic lubricants and fuels.

Basic Information

Product Name	5-Methyl-1-Undecene
CAS No.	74630-38-9
Molecular Formula	C₁₂H₂₄
Molecular Weight	168.32 g/mol
Synonyms	1-Undecene, 5-methyl-; 5-Methylundec-1-ene; 5-Methyl-1-undecene; 5-Methylundecylene; Undecene, 5-methyl-; 1-Undecene,5-methyl-; 5-Methylundecene
EINECS	Contact for details

Quality Control

Our 5-Methyl-1-Undecene is manufactured under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including gas chromatography (GC), to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Recommended storage temperature is 2-25°C. Keep container tightly sealed when not in use to prevent evaporation and potential contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 95.0%
Density (20°C)	~0.76 g/mL
Refractive Index (20°C)	~1.425
Water Content (KF)	≤ 0.1%

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