Description

trans-1-Ethyl-2-Methylcyclopentane is a high-purity, branched-chain alicyclic hydrocarbon with a defined stereochemistry, serving as a valuable intermediate and specialty solvent in advanced chemical synthesis. Its unique structural configuration provides specific steric and electronic properties that are critical for applications in catalysis, material science, and fine chemical manufacturing. This compound is essential for R&D laboratories and industrial producers in the pharmaceutical, agrochemical, and fragrance sectors seeking precise molecular building blocks.

Application

• Chemical Intermediate: A key building block in the synthesis of complex organic molecules, including pharmaceuticals and agrochemicals.
• Catalysis Research: Used as a ligand precursor or a model substrate in the development and study of stereoselective catalytic processes.
• Specialty Solvent: Employed in niche applications requiring a non-polar, high-boiling solvent with specific solvation properties.
• Material Science: Acts as a monomer or additive in the research and production of specialized polymers and advanced materials.
• Fragrance & Flavor Synthesis: Serves as a starting material for creating specific musk or woody odorant compounds.
• Analytical Reference Standard: Utilized as a high-purity standard in gas chromatography (GC) and other analytical methods for identification and quantification.

Basic Information

Product Name	trans-1-Ethyl-2-Methylcyclopentane
CAS No.	930-90-5
Molecular Formula	C8H16
Molecular Weight	112.21 g/mol
Synonyms	trans-1-Ethyl-2-methylcyclopentane; (1R,2S)-1-Ethyl-2-methylcyclopentane; (1S,2R)-1-Ethyl-2-methylcyclopentane; 1-Ethyl-2-methylcyclopentane, trans-; 2-Methyl-1-ethylcyclopentane; Cyclopentane, 1-ethyl-2-methyl-, trans-; NSC 74144; 1-Ethyl-cis-2-methylcyclopentane (common misnomer)
EINECS	Contact for details

Quality Control

Our trans-1-Ethyl-2-Methylcyclopentane is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including GC, GC-MS, and NMR, to confirm identity, purity, and isomeric composition. A detailed Certificate of Analysis (COA) is provided with each shipment, ensuring traceability and compliance with your research or production 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. The product is highly volatile and flammable; keep away from open flames and ignition sources.

Specification

Item	Specification
Appearance	Colorless clear liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0% (Area %)
Isomeric Purity (trans-)	≥ 95.0%
Water Content (KF)	≤ 0.1%
Non-volatile Residue	≤ 0.01%

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