Description

2-Ethoxy-4,6-Diphenyl-5-(Trifluoromethylsulfonyl)-3,4-Dihydro-2H-Pyran is a specialized, high-value synthetic intermediate characterized by its unique trifluoromethylsulfonyl (triflyl) and dihydropyran structural motifs. This compound matters for its role in facilitating complex organic transformations, particularly as a precursor or building block in advanced pharmaceutical and agrochemical synthesis. It is primarily needed by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and crop protection industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, especially those requiring the introduction of the trifluoromethanesulfonyl (triflyl) group for enhanced metabolic stability or binding affinity.
• Agrochemical Research: Used in the development of new-generation herbicides, fungicides, and insecticides where the dihydropyran and triflyl moieties contribute to biological activity.
• Material Science Precursor: Serves as a monomer or functionalizing agent in the synthesis of specialized polymers and advanced organic materials with tailored electronic or surface properties.
• Organic Synthesis Reagent: Acts as a versatile electrophile or coupling partner in cross-coupling reactions, cycloadditions, and other catalytic processes for constructing complex molecular architectures.
• Fluorine Chemistry: A valuable source of the triflyl group for introducing fluorine-containing functionalities into target molecules, a critical strategy in modern medicinal and agro chemistry.

Basic Information

Item	Details
Product Name	2-Ethoxy-4,6-Diphenyl-5-(Trifluoromethylsulfonyl)-3,4-Dihydro-2H-Pyran
CAS No.	905560-42-1
Molecular Formula	C20H19F3O4S
Molecular Weight	412.42 g/mol
Synonyms	5-(Trifluoromethylsulfonyl)-2-ethoxy-4,6-diphenyl-3,4-dihydro-2H-pyran; 2-Ethoxy-4,6-diphenyl-5-[(trifluoromethyl)sulfonyl]-3,4-dihydro-2H-pyran; 4,6-Diphenyl-2-ethoxy-5-(trifluoromethanesulfonyl)-3,4-dihydro-2H-pyran; Dihydro-2H-pyran derivative with triflyl group; Triflyl-substituted dihydropyran ether
EINECS	Contact for details

Quality Control

Every batch of 2-Ethoxy-4,6-Diphenyl-5-(Trifluoromethylsulfonyl)-3,4-Dihydro-2H-Pyran is produced under strict quality management systems. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles by techniques such as HPLC, NMR, and GC are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and storage should minimize exposure to direct light.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	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.