Description

Thiiranecarboxylic Acid, 3-Methyl-, Ethyl Ester, trans- (9Ci) is a specialized sulfur-containing heterocyclic ester, serving as a valuable chiral building block and intermediate in advanced organic synthesis. Its core value lies in the reactive thiirane (episulfide) ring, which allows for selective ring-opening reactions to introduce sulfur functionalities or serve as a precursor to other complex molecules. This compound is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for constructing novel active ingredients, as well as by specialty chemical manufacturers developing performance materials like ligands or catalysts.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the development of novel drug candidates, particularly those targeting neurological or metabolic diseases.
• Agrochemical Synthesis: Building block for creating new pesticides, herbicides, or fungicides with unique modes of action.
• Ligand and Catalyst Development: Precursor for synthesizing sulfur-containing ligands used in asymmetric catalysis and transition metal complexes.
• Polymer Modification: Used to introduce sulfur cross-linking sites or pendant functional groups into specialty polymer chains to alter material properties.
• Organic Synthesis Research: A versatile reagent in academic and industrial R&D for studying thiirane ring-opening kinetics and developing new synthetic methodologies.
• Flavor and Fragrance Industry: Potential intermediate for synthesizing sulfur-containing aroma compounds, though typically in high-purity grades.

Basic Information

Product Name	Thiiranecarboxylic Acid, 3-Methyl-, Ethyl Ester, trans- (9Ci)
CAS No.	107467-99-2
Molecular Formula	C7H12O2S
Molecular Weight	160.23 g/mol
Synonyms	trans-3-Methylthiiranecarboxylic Acid Ethyl Ester; Ethyl trans-3-Methyloxiranecarboxylate (related oxirane); trans-Ethyl 3-Methylthiiran-2-carboxylate; 2-Thiiranecarboxylic acid, 3-methyl-, ethyl ester, trans-; Ethyl (2R,3R)-3-Methylthiiran-2-carboxylate (if stereochemistry defined); trans-3-Methyl-2-thiiranecarboxylic acid ethyl ester; Chiral thiirane ester; Sulfur analog of trans-ethyl 3-methylglycidate.
EINECS	Contact for details

Quality Control

Our production of Thiiranecarboxylic Acid, 3-Methyl-, Ethyl Ester, trans- (9Ci) adheres to stringent quality protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is characterized using advanced analytical techniques including GC, HPLC, and NMR to confirm identity, isomeric purity (trans- isomer content), and potency. Certificates of Analysis (COA) detailing all relevant specifications are provided with every shipment. We support cGMP compliance for pharmaceutical applications and can tailor purity grades to meet specific research or production 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 (15-25°C). This compound is moisture-sensitive (hygroscopic) and should be kept under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent degradation. Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Isomeric Purity (trans-)	≥ 98.0%
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.