Description

4-Hydroxy-5-Methyl-1,3-Cyclopentanedione is a versatile diketone derivative with a reactive cyclopentane core, serving as a valuable building block in advanced organic synthesis. Its unique structure makes it a critical precursor for synthesizing complex molecules, particularly in the pharmaceutical and agrochemical sectors. This compound is essential for researchers and manufacturers developing active ingredients, flavors, and fragrances, where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with cyclopentane-based structures.
• Agrochemical Synthesis: Used as a building block for developing novel herbicides, fungicides, and plant growth regulators.
• Flavor & Fragrance Industry: Serves as a starting material for creating complex aroma chemicals and flavoring agents.
• Organic Synthesis Reagent: A versatile reagent for constructing heterocyclic compounds and other specialty chemicals in research and development.
• Material Science: Potential monomer or cross-linking agent in the development of specialty polymers and resins.

Basic Information

Product Name	4-Hydroxy-5-Methyl-1,3-Cyclopentanedione
CAS No.	57156-98-6
Molecular Formula	C6H8O3
Molecular Weight	128.13 g/mol
Synonyms	5-Methyl-1,3-cyclopentanedione-4-ol; 4-Hydroxy-5-methylcyclopentane-1,3-dione; 5-Methyl-4-hydroxy-1,3-cyclopentanedione; 1,3-Cyclopentanedione, 4-hydroxy-5-methyl-; 4-Hydroxy-5-methyl-1,3-diketocyclopentane
EINECS	Contact for details

Quality Control

Our 4-Hydroxy-5-Methyl-1,3-Cyclopentanedione is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for synthesis and research applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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