Description

Cyclopropanol, 2-Ethyl-1-(1E)-1-Propenyl-, Methanesulfonate, (1R,2S)-Rel- (9Ci) is a high-purity, stereochemically defined chiral building block and intermediate of significant interest in advanced organic synthesis. This compound matters for its role in constructing complex molecular architectures, particularly in the development of active pharmaceutical ingredients (APIs) and specialty agrochemicals. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries seeking to introduce specific three-dimensional complexity into their target molecules.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel therapeutic agents, including potential antiviral or anticancer compounds.
• Agrochemical Synthesis: Used in the construction of advanced, stereoselective pesticide and herbicide molecules to enhance efficacy and environmental profile.
• Asymmetric Catalysis Ligand Precursor: Serves as a starting material for the synthesis of novel chiral ligands and catalysts.
• Fine Chemical Production: Employed in the multistep synthesis of complex fragrances, flavors, and other high-value specialty chemicals.
• Academic & Industrial R&D: A valuable tool for methodological studies in organic chemistry, particularly in cyclopropane chemistry and stereoselective transformations.
• Process Chemistry Development: Used for scaling up synthetic routes from laboratory to pilot plant and commercial production.

Basic Information

Item	Details
Product Name	Cyclopropanol, 2-Ethyl-1-(1E)-1-Propenyl-, Methanesulfonate, (1R,2S)-Rel- (9Ci)
CAS No.	478945-16-3
Molecular Formula	C9H16O4S
Molecular Weight	220.29 g/mol
Synonyms	(1R,2S)-rel-2-Ethyl-1-[(1E)-1-propen-1-yl]cyclopropyl methanesulfonate; rel-(1R,2S)-2-Ethyl-1-[(1E)-prop-1-en-1-yl]cyclopropyl methanesulfonate; 2-Ethyl-1-[(1E)-1-propenyl]cyclopropyl methanesulfonate, (1R,2S)-rel-; Chiral Cyclopropanol Methanesulfonate Ester; Cyclopropane Methanesulfonate Intermediate
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. We provide comprehensive analytical data to support your research and development needs. Certificates of Analysis (COA) detailing purity, chiral purity, and impurity profiles are available upon request. Our quality management system is designed to ensure batch-to-batch consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. The compound is sensitive to strong bases and should be kept away from alkaline materials. Keep container tightly sealed in a dry environment to minimize exposure to moisture.

Specification

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