Description

Tetrahydro-4H-Pyran-4-One is a versatile heterocyclic ketone, serving as a crucial building block in advanced organic synthesis. Its value lies in its ability to act as a key precursor for pharmaceuticals, agrochemicals, and fine chemicals, enabling the construction of complex molecular architectures. This high-purity intermediate is essential for R&D chemists and production facilities in the pharmaceutical, biotechnology, and specialty chemical industries seeking reliable and scalable raw materials.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of active pharmaceutical ingredients (APIs), particularly for central nervous system (CNS) drugs and other bioactive heterocycles.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides, contributing to novel modes of action.
• Fine Chemical Production: Serves as a foundational block for creating complex molecules used in flavors, fragrances, and functional materials.
• Academic & Industrial R&D: A valuable reagent for method development and exploring new chemical spaces in medicinal and process chemistry.
• Polymer Chemistry: Can be utilized as a monomer or modifying agent for specialty polymers with tailored properties.

Basic Information

Product Name	Tetrahydro-4H-Pyran-4-One
CAS No.	143562-54-3
Molecular Formula	C5H8O2
Molecular Weight	100.12 g/mol
Synonyms	4-Oxotetrahydropyran; Tetrahydropyran-4-one; 4-Ketotetrahydropyran; 4-Oxane; Dihydro-2H-pyran-4(3H)-one; Oxan-4-one
EINECS	Contact for details

Quality Control

Our Tetrahydro-4H-Pyran-4-One is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) documenting purity, physical characteristics, and safety data are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition.

Specification

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