Description

8,9-Dihydro-5-Hydroxy-2-Methyl-8-Methylene-4H-Pyrano[3,2-H][1]Benzoxepin-4-One is a complex heterocyclic organic compound that serves as a valuable synthetic intermediate and research chemical. Its intricate fused-ring structure makes it a key building block for the development of novel pharmacologically active molecules. This compound is primarily sought after by research institutions and pharmaceutical development companies engaged in medicinal chemistry and advanced organic synthesis.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting specific enzymatic pathways.
• Medicinal Chemistry Research: Used as a core scaffold or building block for structure-activity relationship (SAR) studies in academic and industrial R&D labs.
• Organic Synthesis Reagent: Employed in complex multi-step syntheses to construct advanced molecular architectures due to its reactive functional groups.
• Chemical Reference Standard: Serves as a high-purity analytical standard for method development and quality control in chemical manufacturing.
• Biochemical Research: Potential use in probing biological systems and as a tool compound in biochemical assays.

Basic Information

Item	Detail
Product Name	8,9-Dihydro-5-Hydroxy-2-Methyl-8-Methylene-4H-Pyrano[3,2-H][1]Benzoxepin-4-One
CAS No.	17981-92-9
Molecular Formula	C₁₅H₁₄O₄
Molecular Weight	258.27 g/mol
Synonyms	5-Hydroxy-2-methyl-8-methylidene-8,9-dihydro-4H-pyrano[3,2-h][1]benzoxepin-4-one; 8,9-Dihydro-5-hydroxy-2-methyl-8-methylene-4H-pyrano[3,2-h]-1-benzoxepin-4-one; 4H-Pyrano[3,2-h][1]benzoxepin-4-one, 8,9-dihydro-5-hydroxy-2-methyl-8-methylene-; 17981-92-9; NSC 339586; A fused pyrano-benzoxepin derivative.
EINECS	Contact for details

Quality Control

Our 8,9-Dihydro-5-Hydroxy-2-Methyl-8-Methylene-4H-Pyrano[3,2-H][1]Benzoxepin-4-One is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic methods for structural confirmation, to ensure it meets the exacting standards required for research and development. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your specifications.

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. For long-term storage, consider inert atmosphere conditions to ensure stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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