Description

4-Oxo-4H-Pyran-3-Yl Isobutyrate is a specialized organic compound belonging to the pyranone class, serving as a valuable building block and intermediate in advanced chemical synthesis. Its unique molecular structure, featuring both a lactone and an ester functional group, makes it a versatile precursor for developing pharmaceuticals, agrochemicals, and functional materials. This high-purity intermediate is essential for research and development chemists, process engineers, and manufacturers in the fine chemical, pharmaceutical, and life science industries who require reliable, high-quality raw materials for complex synthetic pathways.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with pyranone or heterocyclic cores.
• Agrochemical Synthesis: Used as a precursor in the development of novel herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a versatile intermediate for creating complex molecules used in flavors, fragrances, and specialty polymers.
• Material Science Research: Employed in the development of organic electronic materials, dyes, and photoresponsive compounds due to its conjugated system.
• Academic & R&D: A crucial reagent for methodological studies in organic chemistry, including cyclization reactions and heterocycle formation.

Basic Information

Product Name	4-Oxo-4H-Pyran-3-Yl Isobutyrate
CAS No.	94022-34-1
Molecular Formula	C10H12O4
Molecular Weight	196.20 g/mol
Synonyms	3-(Isobutyryloxy)-4H-pyran-4-one; 3-Hydroxy-4-pyrone isobutyrate; Isobutyric acid 4-oxo-4H-pyran-3-yl ester; 4-Oxo-4H-pyran-3-yl 2-methylpropanoate; 4H-Pyran-4-one, 3-(2-methyl-1-oxopropoxy)-; 3-Isobutyryloxy-4-pyrone; 4-Oxo-4H-1-benzopyran-3-yl isobutyrate (related structure); Kojic acid isobutyrate derivative
EINECS	Contact for details

Quality Control

Our 4-Oxo-4H-Pyran-3-Yl Isobutyrate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and purity, IR and NMR for structural confirmation, and residual solvent analysis. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment, ensuring full traceability and compliance with your internal quality standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and heat sources. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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