Description

Cyclopropanecarboxylic Acid, 2-Methoxy-3-Methyl-, Methyl Ester (9Ci) is a specialized cyclopropane derivative, a high-value chemical intermediate prized for its unique sterically constrained three-membered ring structure. This compound matters for its role in enabling complex molecular synthesis, particularly in the development of advanced active ingredients where its specific substitution pattern is critical. It is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel compounds, including potential drug candidates and crop protection agents.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds targeting specific biological pathways.
• Agrochemical Research: Used in the development of next-generation herbicides, fungicides, and insecticides, leveraging its unique structural properties.
• Fine Chemical Synthesis: Serves as a versatile intermediate in custom synthesis and the production of complex, high-value specialty chemicals.
• Material Science Research: Investigated as a monomer or precursor for novel polymers with specific thermal or mechanical properties.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploring new chemical spaces in organic chemistry laboratories.

Basic Information

Product Name	Cyclopropanecarboxylic Acid, 2-Methoxy-3-Methyl-, Methyl Ester (9Ci)
CAS No.	126639-13-2
Molecular Formula	C8H14O3
Molecular Weight	158.20 g/mol
Synonyms	Methyl 2-Methoxy-3-methylcyclopropanecarboxylate; 2-Methoxy-3-methylcyclopropanecarboxylic acid methyl ester; Cyclopropanecarboxylic acid, 2-methoxy-3-methyl-, methyl ester; Methyl (2-methoxy-3-methylcyclopropyl)formate
EINECS	Contact for details

Quality Control

Our Cyclopropanecarboxylic Acid, 2-Methoxy-3-Methyl-, Methyl Ester (9Ci) is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatography (GC/HPLC) and spectroscopy (NMR, IR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/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.