Description

Cyclopropanecarboxylic Acid, 2,2,3,3-Tetramethyl-, 3-Cyclopropyl-2-Methyl-4-Oxo-2-Cyclopenten-1-Yl Ester is a high-purity, synthetically valuable ester compound with a complex bicyclic structure. This specialized chemical serves as a critical advanced intermediate in the synthesis of complex organic molecules, prized for its unique sterically hindered cyclopropane and cyclopentenone moieties. It is primarily sought by pharmaceutical R&D and fine chemical synthesis teams for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the research and development of novel drug candidates, particularly in areas requiring complex, rigid molecular scaffolds.
• Agrochemical Synthesis: Used in the production of advanced, high-performance pesticides and herbicides where specific stereochemistry and stability are required.
• Fine Chemical Production: Serves as a precursor for synthesizing specialty chemicals, including fragrances, flavors, and performance additives.
• Material Science Research: Investigated as a monomer or cross-linking agent for creating polymers with unique thermal or mechanical properties.
• Academic & Industrial R&D: Employed in organic chemistry research for methodology development and the study of sterically hindered reaction pathways.

Basic Information

Item	Details
Product Name	Cyclopropanecarboxylic Acid, 2,2,3,3-Tetramethyl-, 3-Cyclopropyl-2-Methyl-4-Oxo-2-Cyclopenten-1-Yl Ester
CAS No.	81910-08-9
Molecular Formula	C17H24O3
Molecular Weight	276.37 g/mol
Synonyms	2,2,3,3-Tetramethylcyclopropanecarboxylic Acid 3-Cyclopropyl-2-methyl-4-oxo-2-cyclopenten-1-yl Ester; 3-Cyclopropyl-2-methyl-4-oxo-2-cyclopenten-1-yl 2,2,3,3-tetramethylcyclopropanecarboxylate; Tetramethylcyclopropanecarboxylic Acid Cyclopentenyl Ester; (3-Cyclopropyl-2-methyl-4-oxocyclopent-2-en-1-yl) 2,2,3,3-tetramethylcyclopropane-1-carboxylate
EINECS	Contact for details

Quality Control

Our Cyclopropanecarboxylic Acid, 2,2,3,3-Tetramethyl-, 3-Cyclopropyl-2-Methyl-4-Oxo-2-Cyclopenten-1-Yl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing including HPLC, GC, NMR, and IR spectroscopy to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical specifications are provided and available upon request to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 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.