Description

Ethanone, 1-(3-Methylthiiranyl)-, trans- (9Ci) is a specialized organic compound featuring a thiirane (episulfide) ring, a structural motif of significant interest in synthetic chemistry. This compound serves as a valuable chiral building block and intermediate for the synthesis of more complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists working on novel active ingredients, where its unique sulfur-containing heterocycle enables the exploration of new chemical space and bioactivity.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of new drug candidates, especially those targeting neurological or infectious diseases.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, or insecticides, leveraging the biological activity of sulfur heterocycles.
• Ligand and Catalyst Development: Serves as a precursor for chiral ligands or organocatalysts used in asymmetric synthesis to control stereochemistry.
• Material Science Research: Investigated as a monomer or cross-linking agent for the synthesis of polymers with specific optical or electronic properties.
• Chemical Biology Probes: Utilized in the design of molecular probes to study enzyme mechanisms or protein interactions involving sulfur metabolism.

Basic Information

Product Name	Ethanone, 1-(3-Methylthiiranyl)-, trans- (9Ci)
CAS No.	103144-77-0
Molecular Formula	C5H8OS
Molecular Weight	116.18 g/mol
Synonyms	trans-1-(3-Methylthiiran-2-yl)ethanone; trans-1-(3-Methyloxiran-2-yl)ethanone (related oxirane); 3-Methyl-2-acetylthiirane; 2-Acetyl-3-methylthiirane; 1-(3-Methyl-2-thiiranyl)ethanone; (2R,3S)- or (2S,3R)-1-(3-Methylthiiran-2-yl)ethanone (enantiomers); trans-2-Acetyl-3-methylthiirane; A thiirane derivative of methyl glycidate.
EINECS	Contact for details

Quality Control

Our Ethanone, 1-(3-Methylthiiranyl)-, trans- (9Ci) is produced under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure high chemical and isomeric purity suitable for advanced synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). This compound may be sensitive to moisture and oxidation; consider storage under an inert atmosphere for long-term preservation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% de (trans-isomer)
Water Content (KF)	≤ 0.5%

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