Description

Thiophene, 2,3-Dihydro-5-Methyl-2-(1-Methylethyl)-, 1-Oxide, trans- (9Ci) is a specialized, high-purity organic sulfur compound belonging to the class of thiophene derivatives. This compound is valued for its unique chemical structure, which makes it a versatile and critical intermediate in advanced organic synthesis. It is primarily sought after by research and development teams in the pharmaceutical and agrochemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides, where the thiophene moiety contributes to biological activity.
• Material Science Research: Serves as a precursor for the development of organic semiconductors, conductive polymers, and other functional materials.
• Organic Synthesis Reagent: Employed in academic and industrial laboratories for methodological studies, including oxidation reactions and the construction of heterocyclic compounds.
• Flavor & Fragrance Industry: Potential use as an intermediate for synthesizing specific sulfur-containing aroma chemicals, subject to purity and regulatory compliance.

Basic Information

Product Name	Thiophene, 2,3-Dihydro-5-Methyl-2-(1-Methylethyl)-, 1-Oxide, trans- (9Ci)
CAS No.	127632-18-2
Molecular Formula	C8H14OS
Molecular Weight	158.26 g/mol
Synonyms	trans-5-Methyl-2-(1-methylethyl)-2,3-dihydrothiophene 1-oxide; 2-Isopropyl-5-methyl-2,3-dihydrothiophene 1-oxide; 2,3-Dihydro-5-methyl-2-(1-methylethyl)thiophene 1-oxide; trans-2-Isopropyl-5-methyl-2,3-dihydrothiophene S-oxide; Dihydrothiophene S-oxide derivative; (2R,3S)-rel-2-Isopropyl-5-methyl-2,3-dihydrothiophene 1-oxide (stereoisomer); 127632-18-2
EINECS	Contact for details

Quality Control

Our production of Thiophene, 2,3-Dihydro-5-Methyl-2-(1-Methylethyl)-, 1-Oxide, trans- (9Ci) adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity. Each lot is fully characterized and undergoes rigorous analytical testing, including HPLC for assay and impurity profiling. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and related substances is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider maintaining the product under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Any single unknown impurity	≤ 1.0%
Residual Solvents (GC)	Complies with ICH guidelines

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