Description

Dodecane,3-Methyl- CAS NO 17312-57-1 is a branched-chain alkane, specifically a methyl-substituted dodecane isomer. This compound serves as a high-purity intermediate and a valuable reference standard in analytical chemistry and industrial synthesis. It is essential for manufacturers and R&D laboratories in the petrochemical, specialty chemical, and advanced materials sectors requiring consistent, well-defined hydrocarbon structures.

Application

• Chemical Intermediate: Used in the synthesis of surfactants, lubricant additives, and specialty polymers where specific branching influences final product properties.
• Chromatographic Reference Standard: Acts as a critical calibration standard in Gas Chromatography (GC) and Gas Chromatography-Mass Spectrometry (GC-MS) for hydrocarbon analysis and method development.
• Solvent & Diluent: Employed as a non-polar solvent or diluent in formulations and research applications requiring a high-boiling, inert hydrocarbon medium.
• Petrochemical Research: Utilized in studies of fuel properties, combustion characteristics, and the behavior of branched alkanes in refining processes.
• Material Science: Investigated as a component or model compound in the development of phase change materials, specialty waxes, and advanced fluids.

Basic Information

Product Name	Dodecane,3-Methyl-
CAS No.	17312-57-1
Molecular Formula	C₁₃H₂₈
Molecular Weight	184.36 g/mol
Synonyms	3-Methyldodecane; 3-Methyl-dodecane; Dodecane, 3-methyl-; 3-Methyl Dodecane; 3-Methyl-n-dodecane; Iso-Tridecane (common name); 1-Ethyl-2-methylnonane; 2-Methylundecane, 3-ethyl- (alternative IUPAC); Tridecane, iso-
EINECS	241-347-5

Quality Control

Our Dodecane,3-Methyl- is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including Gas Chromatography (GC), to verify identity, purity, and the absence of critical impurities. A Certificate of Analysis (COA) detailing all test results is provided to ensure full traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong oxidizing agents. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	Colorless clear liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Refractive Index (n20/D)	Contact for details
Density (20°C)	Contact for details

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