Description

1-Ethyl-1-Ethynylcyclopropane is a high-purity, specialized organic building block featuring a unique cyclopropane ring substituted with both ethyl and ethynyl groups. This compound matters for its role as a versatile intermediate in advanced organic synthesis, enabling the construction of complex molecular architectures. It is needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and materials science industries for applications such as medicinal chemistry, ligand synthesis, and the development of novel polymers.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for introducing strained ring systems.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides where the cyclopropane moiety can enhance biological activity.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of advanced polymers with tailored thermal or mechanical properties.
• Ligand and Catalyst Development: Employed in organometallic chemistry to synthesize novel ligands for catalytic systems.
• Academic & Industrial R&D: A valuable reagent for methodology development and exploring new reaction pathways in organic chemistry.
• Fine Chemical Production: Utilized in the multi-step synthesis of complex, high-value specialty chemicals.

Basic Information

Product Name	1-Ethyl-1-Ethynylcyclopropane
CAS No.	2101782-55-0
Molecular Formula	C7H10
Molecular Weight	94.15 g/mol
Synonyms	1-Ethyl-1-ethynylcyclopropane; Ethyl(ethynyl)cyclopropane; 1-Ethynyl-1-ethylcyclopropane; Cyclopropane, 1-ethyl-1-ethynyl-; (Ethyl)(ethynyl)cyclopropane
EINECS	Contact for details

Quality Control

Our 1-Ethyl-1-Ethynylcyclopropane is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, NMR, and HPLC, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider maintaining under an inert atmosphere such as nitrogen or argon to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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