Description

4H-Pyran-4-One, 3,5-Dihydroxy-2-Methyl- CAS NO 1073-96-7 is a versatile heterocyclic organic compound belonging to the pyranone family. This chemical serves as a valuable synthetic intermediate and building block in advanced organic synthesis, prized for its reactive functional groups. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for developing active ingredients and novel compounds.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of various drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and production of herbicides, fungicides, and other crop protection agents.
• Fine Chemical Production: Serves as a precursor for dyes, pigments, and other specialty chemicals.
• Flavor & Fragrance Chemistry: Acts as a starting material for synthesizing complex aroma compounds.
• Academic & Industrial Research: Employed in organic chemistry research for method development and creating novel molecular libraries.
• Material Science: Investigated as a monomer or precursor for functional polymers and advanced materials.

Basic Information

Item	Detail
Product Name	4H-Pyran-4-One, 3,5-Dihydroxy-2-Methyl-
CAS No.	1073-96-7
Molecular Formula	C6H6O4
Molecular Weight	142.11 g/mol
Synonyms	3,5-Dihydroxy-2-methyl-4H-pyran-4-one; 2-Methyl-3,5-dihydroxy-4-pyrone; Maltol; Larixinic acid; Palatone; Veltol; E636; 3-Hydroxy-2-methyl-4-pyrone; 2-Methyl pyromeconic acid
EINECS	214-012-8

Quality Control

Our production of 4H-Pyran-4-One, 3,5-Dihydroxy-2-Methyl- adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent composition. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

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). This product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	160°C - 164°C
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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