Description

Cis,Cis,trans-1,2,4-Trimethylcyclopentane is a branched cyclic hydrocarbon with the CAS number 4850-28-6. This specialized cyclopentane derivative serves as a valuable intermediate and solvent in advanced chemical synthesis and materials research. It is primarily sought after by R&D chemists and process engineers in the fine chemical, pharmaceutical, and polymer industries for its unique structural properties.

Application

• As a specialty solvent and reaction medium in organic synthesis, particularly for sensitive reactions.
• An important intermediate in the synthesis of complex organic molecules, including fragrances and pharmaceuticals.
• Used in polymer research as a monomer or co-monomer for developing novel polymeric materials with specific characteristics.
• As a standard or reference compound in analytical chemistry, particularly in gas chromatography (GC) and mass spectrometry (MS).
• Employed in fuel and lubricant additive research to study the effects of branched cyclic structures on performance.
• A potential component in specialty hydrocarbon mixtures for calibration or testing purposes.

Basic Information

Product Name	Cis,Cis,trans-1,2,4-Trimethylcyclopentane
CAS No.	4850-28-6
Molecular Formula	C8H16
Molecular Weight	112.21 g/mol
Synonyms	1,2,4-Trimethylcyclopentane (mixed isomers); (1R,2S,4S)-1,2,4-Trimethylcyclopentane; Trimethylcyclopentane; Cyclopentane, 1,2,4-trimethyl-; cis,cis,trans-1,2,4-Trimethylcyclopentane; 1,2,4-TMC
EINECS	Contact for details

Quality Control

Our Cis,Cis,trans-1,2,4-Trimethylcyclopentane is produced and handled under a strict quality management system. Each batch undergoes comprehensive analytical testing, including GC and GC-MS, to verify identity, purity, and isomer composition. Certificates of Analysis (COA) documenting all critical parameters are available upon request to ensure full traceability and compliance with your project 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 acids and oxidizing agents. Recommended storage temperature is 2-25°C. The container should be kept tightly sealed to prevent evaporation and contamination.

Specification

Item	Specification
Appearance	Clear, colorless liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0% (sum of isomers)
Isomer Composition (GC)	Reported on COA
Water Content (KF)	≤ 0.1%
Density (20°C)	~0.76 g/mL
Refractive Index (n20D)	~1.42

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