Description

3,4-Dimethylundecane is a high-purity branched alkane hydrocarbon, identified by CAS number 17312-78-6. This specialized organic compound serves as a critical intermediate and reference standard in advanced chemical synthesis and analytical research. It is primarily utilized by R&D laboratories, fine chemical manufacturers, and petrochemical research facilities requiring well-defined, high-purity hydrocarbon structures for process development and calibration.

Application

• Chemical Synthesis Intermediate: Used as a building block in the production of complex organic molecules, including specialty surfactants, lubricant additives, and pharmaceutical precursors.
• Chromatographic Reference Standard: Serves as a high-purity calibration standard in Gas Chromatography (GC) and Gas Chromatography-Mass Spectrometry (GC-MS) for hydrocarbon analysis in petrochemical and environmental testing.
• Petrochemical Research: Employed in studies of fuel properties, combustion characteristics, and as a model compound for understanding the behavior of branched alkanes in complex mixtures.
• Specialty Solvent & Fluid: Functions as a component in high-performance solvent blends or heat transfer fluids where specific volatility and chemical inertness are required.
• Polymer & Material Science: Acts as a plasticizer or processing aid in the development of specialized polymeric materials.
• Fragrance & Flavor Industry: May be used as a starting material or intermediate in the synthesis of specific aroma chemicals.

Basic Information

Product Name	3,4-Dimethylundecane
CAS No.	17312-78-6
Molecular Formula	C13H28
Molecular Weight	184.36 g/mol
Synonyms	Undecane, 3,4-dimethyl-; 3,4-Dimethylhendecane; NSC 74144; 3,4-Dimethyl-n-undecane; Branched C13 Alkane
EINECS	Contact for details

Quality Control

Our 3,4-Dimethylundecane is manufactured under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including Gas Chromatography (GC) for purity and identity confirmation, to ensure it meets exacting specifications for research and industrial use. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Colorless clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.1%
Density (at 20°C)	~0.76 g/mL
Refractive Index (n20/D)	~1.425

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