Description

Cyclopropanecarboxylic Acid, 2-Ethoxy-1-Methyl-, Methyl Ester (9Ci) is a specialized organic ester building block characterized by its unique cyclopropane and ethoxy-methyl functional groups. This compound matters as a high-value intermediate for synthesizing complex molecules in advanced research and development. It is primarily needed by pharmaceutical, agrochemical, and fine chemical industries for applications in drug discovery, crop protection, and material science.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for candidates with complex stereochemistry.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where the cyclopropane ring can contribute to biological activity.
• Fine Chemical Manufacturing: Serves as a versatile building block for creating specialty chemicals, flavors, and fragrances.
• Material Science Research: Investigated as a monomer or precursor for developing polymers with specific thermal or mechanical properties.
• Academic & R&D Laboratories: Employed in methodological studies and as a reference standard in organic chemistry research.

Basic Information

Product Name	Cyclopropanecarboxylic Acid, 2-Ethoxy-1-Methyl-, Methyl Ester (9Ci)
CAS No.	344354-79-6
Molecular Formula	C8H14O3
Molecular Weight	158.20 g/mol
Synonyms	Methyl 2-ethoxy-1-methylcyclopropanecarboxylate; 2-Ethoxy-1-methylcyclopropanecarboxylic acid methyl ester; 1-Methyl-2-ethoxycyclopropanecarboxylic Acid Methyl Ester; Cyclopropanecarboxylic acid, 2-ethoxy-1-methyl-, methyl ester; Methyl 1-methyl-2-ethoxycyclopropanecarboxylate
EINECS	Contact for details

Quality Control

Our Cyclopropanecarboxylic Acid, 2-Ethoxy-1-Methyl-, Methyl Ester (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are 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, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 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.