Description

Propanoic Acid, 2,2-Dimethyl-, 1-[(1R,2R)-2-Ethoxycyclopropyl]Ethenyl Ester, Rel- (9Ci) is a high-purity, stereochemically defined ester derivative of pivalic acid, featuring a unique ethoxycyclopropyl moiety. This compound is valued for its role as a sophisticated chiral building block and intermediate in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily sought by research and development teams in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the research and development of new active pharmaceutical ingredients (APIs), particularly in medicinal chemistry programs.
• Agrochemical Synthesis: Used in the production of advanced crop protection agents and pesticides, where its specific stereochemistry can influence biological activity.
• Advanced Material Precursor: Serves as a specialized monomer or modifier in the synthesis of performance polymers and liquid crystals.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex natural products, flavors, and fragrances.
• Catalyst and Ligand Development: Potential precursor for novel chiral ligands or organocatalysts used in asymmetric synthesis.

Basic Information

Item	Details
Product Name	Propanoic Acid, 2,2-Dimethyl-, 1-[(1R,2R)-2-Ethoxycyclopropyl]Ethenyl Ester, Rel- (9Ci)
CAS No.	308143-36-4
Molecular Formula	C12H20O3
Molecular Weight	212.29 g/mol
Synonyms	rel-(1R,2R)-1-(2-Ethoxycyclopropyl)vinyl pivalate; 1-[(1R,2R)-2-Ethoxycyclopropyl]ethenyl 2,2-dimethylpropanoate; Pivalic Acid (1R,2R)-1-(2-Ethoxycyclopropyl)vinyl Ester; (1R,2R)-1-(2-Ethoxycyclopropyl)vinyl 2,2-dimethylpropanoate; 308143-36-4; (rel)-(1R,2R)-1-(2-Ethoxycyclopropyl)ethenyl pivalate
EINECS	Contact for details

Quality Control

Our production of Propanoic Acid, 2,2-Dimethyl-, 1-[(1R,2R)-2-Ethoxycyclopropyl]Ethenyl Ester, Rel- (9Ci) adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chiral purity analysis, to ensure it meets the exacting standards required for research and process development. Certificates of Analysis (COA) detailing identity, purity, and stereochemical composition are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong bases and incompatible organic solvents. For long-term storage, consider inert gas purging to maintain stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% de (diastereomeric excess)
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.