Description

1-Methylene-2-Phenylcyclopropane is a specialized, high-value cyclopropane derivative featuring a reactive exocyclic methylene group. This unique structure makes it a versatile and critical building block in advanced organic synthesis, particularly for constructing complex, strained ring systems. It is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors seeking to develop novel compounds with specific three-dimensional architectures.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), especially those containing cyclopropane motifs known for metabolic stability and conformational restriction.
• Agrochemical Synthesis: Used in the research and development of new-generation pesticides and herbicides, where the cyclopropane ring can enhance biological activity and environmental profile.
• Ligand and Catalyst Development: Employed in the creation of specialized ligands and organometallic catalysts for asymmetric synthesis and polymerization reactions.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of polymers with unique thermal or mechanical properties derived from the strained ring system.
• Academic & Industrial R&D: A valuable tool for methodological development in organic chemistry, including cycloaddition reactions and C-H functionalization studies.
• Fine Chemical Production: Utilized in the multi-step synthesis of complex fragrance compounds, flavors, and other high-value specialty chemicals.

Basic Information

Item	Details
Product Name	1-Methylene-2-Phenylcyclopropane
CAS No.	29817-09-2
Molecular Formula	C10H10
Molecular Weight	130.19 g/mol
Synonyms	2-Phenyl-1-methylenecyclopropane; 1-Methylene-2-phenylcyclopropane; 2-Phenylcyclopropylidene methane; Methylene(phenyl)cyclopropane; Benzene, (1-methylenecyclopropyl)-; (Phenylcyclopropyl)methylene
EINECS	Contact for details

Quality Control

Every batch of 1-Methylene-2-Phenylcyclopropane is produced and analyzed under strict quality management protocols to ensure consistency and purity for demanding synthetic applications. Our standard grade typically meets a purity specification of ≥97% (by GC or HPLC), with rigorous control of key impurities. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. Keep away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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