Description

3,4-Dihydro-4-Methyl-2H-Pyran is a versatile heterocyclic organic compound belonging to the dihydropyran class. It serves as a valuable intermediate and building block in organic synthesis, prized for its reactivity and structural features. This chemical is essential for research and development chemists, particularly in the pharmaceutical, agrochemical, and specialty chemical industries, where it is used to construct more complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and other crop protection agents.
• Flavor & Fragrance Chemistry: Acts as a precursor for creating specific aroma compounds and flavoring agents.
• Polymer & Material Science: Employed as a monomer or modifier in the development of specialty polymers and resins.
• Organic Synthesis Research: A fundamental building block for constructing heterocyclic compounds and exploring new reaction methodologies in academic and industrial R&D labs.

Basic Information

Product Name	3,4-Dihydro-4-Methyl-2H-Pyran
CAS No.	2270-61-3
Molecular Formula	C6H10O
Molecular Weight	98.14 g/mol
Synonyms	4-Methyl-3,4-dihydro-2H-pyran; 4-Methyl-2,3-dihydro-4H-pyran; 4-Methyldihydropyran; 4-Methyl-3,4-dihydro-2H-pyran; 4-Methyl-3,4-dihydropyran; 4-Methyl-2,3-dihydropyran; 4-Methyl-4H-pyran
EINECS	218-884-3

Quality Control

Our 3,4-Dihydro-4-Methyl-2H-Pyran is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards and consistent specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and reliability for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and maintain product integrity. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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