Description

2H-Pyran-5-Carboxaldehyde, 6-Ethyl-3,4-Dihydro- (9Ci) is a high-purity, specialized heterocyclic aldehyde building block used in advanced organic synthesis. This compound is valued for its unique molecular framework, which serves as a versatile precursor for constructing complex molecules in pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists working on novel active ingredients and fine chemical intermediates. Our supply ensures consistent quality and reliable availability for critical development projects.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel drug candidates, particularly in medicinal chemistry programs targeting central nervous system (CNS) or anti-infective agents.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where its pyran core contributes to specific biological activity.
• Fine Chemical Building Block: Employed in the multi-step synthesis of complex fragrance and flavor ingredients, leveraging its reactive aldehyde group.
• Material Science Research: Serves as a monomer or functionalizing agent in the development of specialty polymers and advanced organic materials.
• Academic & Industrial R&D: A valuable reagent for methodology development and exploring new chemical spaces in heterocyclic chemistry.

Basic Information

Product Name	2H-Pyran-5-Carboxaldehyde, 6-Ethyl-3,4-Dihydro- (9Ci)
CAS No.	351055-44-2
Molecular Formula	C8H12O2
Molecular Weight	140.18 g/mol
Synonyms	6-Ethyl-3,4-dihydro-2H-pyran-5-carboxaldehyde; 6-Ethyl-3,4-dihydro-2H-pyran-5-carbaldehyde; 5-Formyl-6-ethyl-3,4-dihydro-2H-pyran; 6-Ethyl-3,4-dihydropyran-5-carboxaldehyde; Dihydro-6-ethyl-2H-pyran-5-carboxaldehyde
EINECS	Contact for details

Quality Control

Every batch of 2H-Pyran-5-Carboxaldehyde, 6-Ethyl-3,4-Dihydro- (9Ci) is produced and tested under a strict quality management system. We provide comprehensive analytical data to ensure the material meets the high-purity standards required for research and development. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is supplied with each shipment, confirming compliance with agreed specifications.

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 material is easily oxidized and should be handled under an inert atmosphere when appropriate. Keep away from heat and incompatible materials.

Specification

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

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