Description

4H-Pyrano[3,4-D]Isoxazol-4-One,6,7-Dihydro-3-Methyl-(9Ci) is a high-purity heterocyclic organic compound that serves as a critical synthetic intermediate and building block in advanced chemical research. Its fused pyrano-isoxazole structure makes it a valuable precursor for developing novel pharmaceuticals and agrochemicals with specific biological activities. This compound is primarily sought by research institutions and industrial R&D departments focused on medicinal chemistry, crop protection, and material science.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Research: Used in developing new active ingredients for herbicides, fungicides, and insecticides due to its bioactive scaffold.
• Material Science: Serves as a precursor for specialty polymers and advanced organic materials with unique optical or electronic properties.
• Academic & Industrial R&D: Essential for method development and exploratory synthesis in organic chemistry laboratories.
• Chemical Library Synthesis: Used in combinatorial chemistry to create diverse compound libraries for high-throughput screening.

Basic Information

Product Name	4H-Pyrano[3,4-D]Isoxazol-4-One,6,7-Dihydro-3-Methyl-(9Ci)
CAS No.	77931-57-8
Molecular Formula	C₇H₇NO₃
Molecular Weight	153.14 g/mol
Synonyms	6,7-Dihydro-3-methyl-4H-pyrano[3,4-d]isoxazol-4-one; 3-Methyl-6,7-dihydro-4H-pyrano[3,4-d]isoxazol-4-one; 4H-Pyrano[3,4-d]isoxazol-4-one, 6,7-dihydro-3-methyl-; 77931-57-8; 3-Methyl-4H,6H,7H-pyrano[3,4-d]isoxazol-4-one
EINECS	Contact for details

Quality Control

Our 4H-Pyrano[3,4-D]Isoxazol-4-One,6,7-Dihydro-3-Methyl-(9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and development applications. A Certificate of Analysis (COA) detailing purity, identity, 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 a 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
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
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.