Description

Undecane, 3-Methylene- is a high-purity, branched alkene hydrocarbon building block. This specialty chemical is valued for its role as a versatile intermediate in advanced organic synthesis and materials science. It is particularly relevant for researchers and manufacturers in the fragrance, polymer, and fine chemical industries seeking to develop novel compounds with specific structural characteristics.

Application

• Fragrance and Flavor Intermediate: Serves as a key precursor in the synthesis of unique musk-like odorants and complex aroma molecules.
• Organic Synthesis Building Block: Used in research and production for creating specialized surfactants, lubricant additives, and other functional chemicals.
• Polymer Science Research: Acts as a co-monomer or chain transfer agent in the development of novel polyolefins with modified properties.
• Pharmaceutical Intermediates: Employed in the synthesis of specific active pharmaceutical ingredients (APIs) requiring its unique carbon skeleton.
• Specialty Solvents and Carriers: Utilized in high-performance formulations where specific volatility and solvency profiles are required.
• Chemical Reference Standard: Supplied as a high-purity standard for analytical calibration and method development in chromatography.

Basic Information

Product Name	Undecane, 3-Methylene-
CAS No.	71138-64-2
Molecular Formula	C12H24
Molecular Weight	168.32 g/mol
Synonyms	3-Methyleneundecane; 1-Undecene, 3-methylene-; Undecane, 3-methylene-; 3-Methylenylundecane; 3-Methylideneundecane; 3-Ethylidene-1-decene (tautomer); 3-(1-Propenyl)octane (structural isomer reference)
EINECS	Contact for details

Quality Control

Every batch of Undecane, 3-Methylene- is produced and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets your specific research or production requirements. A detailed Certificate of Analysis (COA) is available for each lot, confirming identity, purity, and other critical parameters.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, ensure containers are 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	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.1%
Specific Gravity (20°C)	0.75 - 0.78
Refractive Index (20°C)	1.425 - 1.435

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