Description

2-Methyl Methylenecyclopentane is a specialized, highly volatile cyclic olefin with the CAS number 41158-41-2. This compound serves as a valuable and reactive intermediate in advanced organic synthesis, enabling the construction of complex molecular frameworks. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for applications requiring precise, high-energy building blocks.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel active pharmaceutical ingredients (APIs) and complex drug candidates.
• Agrochemical Synthesis: Acts as a key building block for creating advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, flavors, and fragrances.
• Polymer & Material Science: Serves as a monomer or co-monomer in the development of specialty polymers and advanced materials.
• Organic Synthesis Research: A crucial reagent in academic and industrial R&D for Diels-Alder reactions and other cycloaddition chemistry.
• Catalysis & Ligand Development: Used in the preparation of novel organometallic catalysts and ligands.

Basic Information

Item	Detail
Product Name	2-Methyl Methylenecyclopentane
CAS No.	41158-41-2
Molecular Formula	C7H12
Molecular Weight	96.17 g/mol
Synonyms	2-Methylidenecyclopentylmethane; 2-Methylenemethylcyclopentane; 1-Methyl-1-cyclopentene (common misnomer); Methylenecyclopentane, 2-methyl-; 2-Methylcyclopentylidene methane; Cyclopentane, methylene-, 2-methyl derivative
EINECS	Contact for details

Quality Control

Our 2-Methyl Methylenecyclopentane is produced under stringent quality management systems. Every batch undergoes comprehensive analytical testing, including GC, GC-MS, and NMR, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications. We support cGMP and ISO 9001 standards for industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile nature, store in a cool, well-ventilated place at temperatures between 2°C and 8°C (refrigerated) or as specified for specific grades. Keep away from heat, sparks, and open flames. Containers must be kept tightly sealed to prevent evaporation and potential contamination.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Non-volatile Residue	≤ 0.1%

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