Description

Ethyl 2,2,3,3-Tetramethylcyclopropane-Carboxylate is a specialized cyclopropane derivative ester valued for its unique sterically hindered structure. This compound serves as a crucial high-purity intermediate in advanced organic synthesis, particularly for constructing complex molecular frameworks. It is primarily sought by R&D and production teams in the pharmaceutical, agrochemical, and fine chemical industries for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for synthesizing sterically constrained active pharmaceutical ingredients (APIs) and prodrugs.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides with specific activity profiles.
• Fine Chemical Production: Serves as a precursor for specialty chemicals, including flavors, fragrances, and advanced polymers.
• Material Science Research: Employed in developing novel organic compounds for electronic materials or liquid crystals.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic chemistry and catalysis.

Basic Information

Product Name	Ethyl 2,2,3,3-Tetramethylcyclopropane-Carboxylate
CAS No.	771-10-8
Molecular Formula	C10H18O2
Molecular Weight	170.25 g/mol
Synonyms	Ethyl 2,2,3,3-Tetramethylcyclopropanecarboxylate; 2,2,3,3-Tetramethylcyclopropanecarboxylic Acid Ethyl Ester; Ethyl Tetramethylcyclopropanecarboxylate; Cyclopropanecarboxylic acid, 2,2,3,3-tetramethyl-, ethyl ester; TMCP-COOEt
EINECS	212-247-7

Quality Control

Our Ethyl 2,2,3,3-Tetramethylcyclopropane-Carboxylate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing including GC, HPLC, and NMR to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant specifications. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for critical synthesis applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place away from strong bases and heat sources. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use. Recommended storage temperature is 2-8°C for long-term stability, though short-term storage at 15-25°C is acceptable.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Purity (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.