Description

2-Ethyl-3,4-Dihydro-2H-1-Benzothiopyran is a high-purity, specialized heterocyclic organic compound containing a sulfur atom within its fused ring system. This unique structure makes it a valuable intermediate and building block for advanced chemical synthesis, particularly in the development of novel active ingredients. It is primarily sought after by pharmaceutical R&D and agrochemical sectors for creating new molecular entities with targeted properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing specific receptor activity.
• Agrochemical Research: Serves as a core scaffold for developing new active ingredients for crop protection, such as herbicides, fungicides, or insecticides.
• Material Science: Used in the research and development of advanced organic materials, including liquid crystals or organic semiconductors, where the benzothiopyran core can influence electronic properties.
• Organic Synthesis Building Block: Employed in academic and industrial research laboratories for constructing complex sulfur-containing heterocycles for various applications.
• Flavor & Fragrance Intermediate: Potential use in the synthesis of specialty aroma chemicals, leveraging its unique sulfur-containing bicyclic structure.

Basic Information

Product Name	2-Ethyl-3,4-Dihydro-2H-1-Benzothiopyran
CAS No.	54549-73-4
Molecular Formula	C11H14S
Molecular Weight	178.30 g/mol
Synonyms	2-Ethyl-3,4-dihydro-2H-1-benzothiopyran; 2-Ethylchroman-4-thione; 2-Ethyl-3,4-dihydro-2H-thiochromene; 2-Ethyl-3,4-dihydro-1-benzothiopyran; 2-Ethyl-3,4-dihydro-2H-benzo[b]thiopyran; 54549-73-4; 2-Ethyl-3,4-dihydro-2H-thiochromen; 2-Ethyl-3,4-dihydro-2H-1-thiochromene
EINECS	Contact for details

Quality Control

Our 2-Ethyl-3,4-Dihydro-2H-1-Benzothiopyran is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our commitment to cGMP principles and ISO-aligned processes guarantees a reliable supply of this high-value intermediate for your critical research and development projects.

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). Keep away from strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

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