Description

2-Cyclopropene-1-Carboxylicacid,2-(1-Methylethyl)-,Methylester(9Ci) CAS NO 81977-11-9 is a specialized cyclopropene derivative, a high-value chemical intermediate prized for its unique strained-ring structure and functional group reactivity. This compound is critical for advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily sought after by R&D chemists and process development teams in the pharmaceutical and agrochemical sectors for the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly those requiring complex, three-dimensional carbon frameworks.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where the cyclopropene moiety can impart unique biological activity.
• Material Science Research: Investigated as a monomer or precursor for creating polymers with specific mechanical or optical properties due to its strained ring system.
• Organic Synthesis Reagent: Employed in academic and industrial laboratories for cycloaddition reactions and other transformations that leverage its reactive double bond and ester functionality.
• Ligand and Catalyst Development: Acts as a precursor for synthesizing specialized ligands used in asymmetric catalysis and organometallic chemistry.

Basic Information

Product Name	2-Cyclopropene-1-Carboxylicacid,2-(1-Methylethyl)-,Methylester(9Ci)
CAS No.	81977-11-9
Molecular Formula	C8H12O2
Molecular Weight	140.18 g/mol
Synonyms	2-Isopropylcycloprop-2-ene-1-carboxylic acid methyl ester; Methyl 2-isopropylcycloprop-2-ene-1-carboxylate; 2-(1-Methylethyl)-2-cyclopropene-1-carboxylic acid methyl ester; 2-Isopropyl-2-cyclopropenecarboxylic acid methyl ester; 2-Cyclopropenecarboxylic acid, 2-(1-methylethyl)-, methyl ester; Methyl 2-isopropyl-1-cyclopropene-1-carboxylate
EINECS	Contact for details

Quality Control

Every batch of 2-Cyclopropene-1-Carboxylicacid,2-(1-Methylethyl)-,Methylester(9Ci) is produced and analyzed under strict quality management protocols. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and organic solvents. Recommended storage temperature is 2-8°C for long-term stability. The container should be kept tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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