Description

Methyl 2,2,3,3-tetramethylcyclopropanecarboxylate is a high-purity, synthetically valuable cyclopropane derivative. This compound serves as a critical advanced intermediate and building block in the synthesis of complex molecules, prized for its unique sterically hindered structure. It is essential for research and production in pharmaceutical development, agrochemical formulation, and the creation of specialty materials.

Application

• Pharmaceutical Intermediate: A key synthon for constructing active pharmaceutical ingredients (APIs), particularly those requiring rigid, three-membered ring systems for biological activity.
• Agrochemical Synthesis: Used in the development of novel pesticides and herbicides, where the cyclopropane moiety can enhance stability and efficacy.
• Ligand and Catalyst Precursor: Serves as a starting material for synthesizing specialized ligands used in asymmetric catalysis and organometallic chemistry.
• Material Science Research: Employed in the development of monomers or additives for polymers with specific thermal or mechanical properties.
• Flavor and Fragrance Industry: Acts as an intermediate for synthesizing certain musky or amber odorants due to its bulky, lipophilic character.
• Organic Synthesis Building Block: Utilized in academic and industrial R&D for cyclopropanation reactions and the study of strained ring chemistry.

Basic Information

Product Name	Methyl 2,2,3,3-Tetramethylcyclopropanecarboxylate
CAS No.	2415-95-4
Molecular Formula	C9H16O2
Molecular Weight	156.22 g/mol
Synonyms	2,2,3,3-Tetramethylcyclopropanecarboxylic acid methyl ester; Methyl 2,2,3,3-tetramethyl-1-cyclopropanecarboxylate; Cyclopropanecarboxylic acid, 2,2,3,3-tetramethyl-, methyl ester; Methyl tetramethylcyclopropanecarboxylate
EINECS	219-324-5

Quality Control

Our Methyl 2,2,3,3-Tetramethylcyclopropanecarboxylate is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing to ensure high chemical purity and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key parameters such as assay, identity, and impurity profiles to meet your precise R&D or production requirements.

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. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and volatilization.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.440 - 1.450
Density (20°C)	0.95 - 0.98 g/mL

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