Description

4-Hydroxy-3H-Pyran-2,6-Dione is a versatile heterocyclic compound that serves as a key synthetic intermediate and building block in advanced organic chemistry. Its unique pyran-2,6-dione core structure makes it valuable for constructing complex molecular architectures. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries, where it is utilized in the development of active ingredients and novel materials.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of potential drug candidates, particularly those with heterocyclic frameworks.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for dyes, pigments, and other specialty chemicals requiring the pyran-2,6-dione moiety.
• Material Science Research: Investigated for use in the development of organic electronic materials and polymers.
• Academic & R&D: A valuable reagent for methodological studies in organic synthesis and medicinal chemistry.

Basic Information

Product Name	4-Hydroxy-3H-Pyran-2,6-Dione
CAS No.	66315-03-5
Molecular Formula	C5H4O4
Molecular Weight	128.08 g/mol
Synonyms	4-Hydroxy-2H-pyran-2,6(3H)-dione; 4-Hydroxy-3H-pyran-2,6-dione; 2,6-Dihydroxypyran-4-one; 4-Hydroxypyran-2,6-dione; 4-Hydroxy-6H-pyran-2,6-dione; 4-Hydroxy-2-pyrone-6-one; Dihydro-4-hydroxy-2H-pyran-2,6(3H)-dione
EINECS	Contact for details

Quality Control

Our 4-Hydroxy-3H-Pyran-2,6-Dione is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, related substances, and residual solvents. Specifications can be aligned with research-grade or custom purity requirements upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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