Description

2-Formyl-3,4-Dihydro-2H-Pyran is a versatile heterocyclic aldehyde building block of significant importance in synthetic organic chemistry. Its core value lies in its bifunctional reactivity, featuring both an aldehyde group and a dihydropyran ring, making it a key intermediate for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various drug candidates, particularly those containing heterocyclic scaffolds.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides.
• Fine Chemical Building Block: Employed in the manufacture of flavors, fragrances, and specialty polymers.
• Academic & R&D: Serves as a valuable starting material in research laboratories for methodological development and novel compound discovery.
• Material Science: Potential applications in the synthesis of functionalized monomers for specialty resins and coatings.

Basic Information

Product Name	2-Formyl-3,4-Dihydro-2H-Pyran
CAS No.	100-73-2
Molecular Formula	C6H8O2
Molecular Weight	112.13 g/mol
Synonyms	2-Formyl-3,4-dihydro-2H-pyran; 3,4-Dihydro-2H-pyran-2-carboxaldehyde; 2H-Pyran-2-carboxaldehyde, 3,4-dihydro-; DHP-2-carboxaldehyde; 2-Formyldihydropyran; 2-Pyrancarboxaldehyde, 3,4-dihydro-
EINECS	202-884-5

Quality Control

Our 2-Formyl-3,4-Dihydro-2H-Pyran is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical data, including GC/HPLC purity, identity confirmation (IR, NMR), and impurity profiling. Certificates of Analysis (COA) are available for every batch and supplied upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its highly volatile and easily oxidized nature, it is recommended to store under an inert atmosphere (e.g., nitrogen) for long-term stability and to minimize degradation.

Specification

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