Description

4-tert-Butyl-3,4-Dihydro-2H-Pyran is a versatile heterocyclic organic compound featuring a dihydropyran ring substituted with a tert-butyl group. This structure makes it a valuable intermediate and building block in advanced organic synthesis, particularly for creating complex molecules with specific steric and electronic properties. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel drug candidates, especially for constructing complex heterocyclic cores.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides where the tert-butyl-dihydropyran moiety imparts desired biological activity.
• Organic Synthesis Building Block: Serves as a versatile precursor for Diels-Alder reactions, hydrogenation, and other transformations to create more complex chemical architectures.
• Fragrance & Flavor Chemistry: Acts as an intermediate for synthesizing specific aroma chemicals and flavoring agents.
• Material Science Research: Investigated as a monomer or modifier in the development of specialized polymers and resins.
• Catalyst Ligand Precursor: Utilized in the synthesis of chiral ligands for asymmetric catalysis.

Basic Information

Product Name	4-tert-Butyl-3,4-Dihydro-2H-Pyran
CAS No.	16765-52-9
Molecular Formula	C9H16O
Molecular Weight	140.22 g/mol
Synonyms	4-tert-Butyl-3,4-dihydro-2H-pyran; 4-(1,1-Dimethylethyl)-3,4-dihydro-2H-pyran; 4-tert-Butyldihydropyran; 2H-Pyran, 3,4-dihydro-4-(1,1-dimethylethyl)-; 4-tert-Butyl-2,3-dihydropyran; 4-tert-Butyl-3,4-dihydro-2H-pyran, 4-tert-Butyl-3,4-dihydro-2H-pyrane
EINECS	Contact for details

Quality Control

Our 4-tert-Butyl-3,4-Dihydro-2H-Pyran is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including GC/HPLC for purity and identity confirmation (IR, NMR), to ensure it meets high-purity standards suitable for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This compound is light-sensitive and easily oxidized; for long-term storage, consider keeping under an inert atmosphere (e.g., nitrogen or argon) to maintain optimal purity and stability.

Specification

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

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