Description

Cyclopropene CAS NO 2781-85-3 is a highly reactive, strained-ring hydrocarbon gas that serves as a fundamental building block in advanced organic synthesis. Its unique three-membered ring structure makes it a valuable and versatile intermediate for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science sectors, where it is used to develop novel active ingredients and specialty polymers.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of biologically active molecules, including potential drug candidates and complex natural product analogs.
• Agrochemical Research: Used to create novel herbicides, fungicides, and insecticides with unique modes of action.
• Polymer & Material Science: Acts as a monomer or co-monomer for developing specialty polymers with tailored thermal or mechanical properties.
• Organic Synthesis Reagent: Employed in cycloaddition reactions, ring-opening polymerizations, and as a ligand in organometallic chemistry.
• Chemical Research & Development: Fundamental reagent for studying reaction mechanisms involving strained alkenes and for exploring new synthetic methodologies.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing specific terpenoid-based aroma compounds.

Basic Information

Product Name	Cyclopropene
CAS No.	2781-85-3
Molecular Formula	C3H4
Molecular Weight	40.06 g/mol
Synonyms	Cycloprop-1-ene; 1-Cyclopropene; Trimethylene; Cyclopropylene; Cyclopropene, stabilized; UN 1027 (when applicable for transport)
EINECS	220-484-8

Quality Control

Our Cyclopropene is produced and handled under stringent conditions to ensure batch-to-batch consistency and high purity. Quality is verified through advanced analytical techniques including gas chromatography (GC) and infrared spectroscopy (IR). A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and gaseous nature, this product must be stored in a certified pressure-rated cylinder under an inert atmosphere (e.g., nitrogen or argon) in a cool, well-ventilated area, away from heat, sparks, and open flames. Cylinders should be securely fastened and stored upright.

Specification

Item	Specification
Appearance	Colorless gas
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Stabilizer Content	As specified (typically 100-200 ppm)
Moisture (KF)	≤ 50 ppm
Non-condensable gases	≤ 1.0%

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