Description

2H-Pyran-6-Carboxaldehyde, 3,4-Dihydro-4-Methoxy-, (R)- (9Ci) is a chiral, non-racemic aldehyde derivative of a dihydropyran, serving as a valuable and versatile synthetic building block in advanced organic chemistry. Its core value lies in its stereochemical purity and functional group reactivity, enabling the precise construction of complex molecular architectures. This compound is essential for researchers and process chemists in the pharmaceutical, agrochemical, and fine chemical industries, where it is used to develop novel active ingredients and specialty materials.

Application

• Pharmaceutical Intermediate: A key chiral precursor in the synthesis of potential drug candidates, particularly for central nervous system (CNS) agents and antiviral compounds.
• Agrochemical Synthesis: Used in the research and development of novel, stereospecific pesticides and herbicides where the (R)-enantiomer imparts specific biological activity.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, flavors, and fragrances requiring high enantiomeric purity.
• Academic & R&D Laboratories: Serves as a critical reagent for methodological development in asymmetric synthesis and catalysis studies.
• Material Science: Investigated as a monomer or functional modifier in the creation of advanced polymers with specific optical or chiral properties.

Basic Information

Product Name	2H-Pyran-6-Carboxaldehyde, 3,4-Dihydro-4-Methoxy-, (R)- (9Ci)
CAS No.	150832-79-4
Molecular Formula	C7H10O3
Molecular Weight	142.15 g/mol
Synonyms	(R)-3,4-Dihydro-4-methoxy-2H-pyran-6-carboxaldehyde; (R)-4-Methoxy-3,4-dihydro-2H-pyran-6-carbaldehyde; (R)-4-Methoxydihydro-2H-pyran-6-carboxaldehyde; (R)-Dihydro-4-methoxy-2H-pyran-6-carbaldehyde; 6-Formyl-4-methoxy-5,6-dihydro-2H-pyran, (R)-; (R)-Enantiomer of 150832-79-4; DHP aldehyde derivative; Chiral dihydropyran aldehyde.
EINECS	Contact for details

Quality Control

Our 2H-Pyran-6-Carboxaldehyde, 3,4-Dihydro-4-Methoxy-, (R)- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral HPLC for enantiomeric excess (ee) verification, to ensure compliance with exacting R&D and process chemistry standards. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and chiral purity is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) in a cool, dry, and well-ventilated place. This compound is easily oxidized and light-sensitive; prolonged exposure to air or light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 0.5%

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