Description

Cyclopropanecarboxylic Acid, 2,2-Dimethyl-, Ethyl Ester, (1R)- (9Ci) is a high-purity, chiral cyclopropane derivative of significant interest in advanced organic synthesis. This compound serves as a critical building block for the development of novel active pharmaceutical ingredients (APIs) and agrochemicals, where its unique three-membered ring structure imparts desirable biological and physicochemical properties. It is primarily sought by research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and synthesis of novel therapeutic agents, particularly in central nervous system (CNS) and antiviral drug candidates.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, where the cyclopropane moiety can enhance activity and environmental profile.
• Ligand and Catalyst Development: Serves as a precursor for chiral ligands and organocatalysts used in asymmetric synthesis.
• Flavor and Fragrance Industry: Potential use in the synthesis of complex, high-value aroma chemicals.
• Material Science Research: Investigated as a monomer or additive for creating polymers with specific thermal or mechanical properties.
• Academic and Industrial R&D: A valuable reagent for methodological studies and exploring new chemical spaces in organic chemistry.

Basic Information

Product Name	Cyclopropanecarboxylic Acid, 2,2-Dimethyl-, Ethyl Ester, (1R)- (9Ci)
CAS No.	91603-11-1
Molecular Formula	C8H14O2
Molecular Weight	142.20 g/mol
Synonyms	(1R)-2,2-Dimethylcyclopropanecarboxylic Acid Ethyl Ester; Ethyl (1R)-2,2-Dimethylcyclopropanecarboxylate; (+)-trans-2,2-Dimethylcyclopropanecarboxylic Acid Ethyl Ester; (R)-Ethyl 2,2-Dimethylcyclopropanecarboxylate; (R)-2,2-Dimethylcyclopropanecarboxylic Acid Ethyl Ester; (1R)-2,2-Dimethylcyclopropanecarboxylic Acid Ethyl Ester (9CI); Ethyl (R)-2,2-Dimethylcyclopropanecarboxylate
EINECS	Contact for details

Quality Control

Our Cyclopropanecarboxylic Acid, 2,2-Dimethyl-, Ethyl Ester, (1R)- (9Ci) is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high chemical purity suitable for sensitive synthetic applications. We provide comprehensive analytical data including chiral purity (enantiomeric excess) and chemical purity by validated methods. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available for every batch upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong acids and oxidizing agents. For long-term storage, consider storing 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%
Chiral Purity (Enantiomeric Excess)	≥ 98.0% ee
Specific Rotation [α]	Contact for details
Water Content (KF)	≤ 0.5%

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