Description

6-Chloro-9-(4-Fluorophenyl)-3,4-Dimethyl-8,10-Dihydropyrano[2,3-F][1,3]Benzoxazin-2-One is a high-purity, complex heterocyclic organic compound designed for advanced research and development. This specialized intermediate is valued for its unique fused ring structure, which makes it a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs). It is primarily sought after by pharmaceutical R&D teams, agrochemical innovators, and advanced material scientists working on next-generation compounds.

Application

• Pharmaceutical Intermediate: A key synthetic precursor in the research and development of new therapeutic agents, particularly for central nervous system (CNS) or anti-infective drug candidates.
• Agrochemical Research: Serves as a core scaffold for developing novel herbicides, fungicides, or insecticides with potentially new modes of action.
• Material Science: Used in the synthesis of specialized organic ligands or complex molecules for advanced material applications, such as organic semiconductors.
• Chemical Biology Probe: Employed in academic and industrial research to study biological pathways and protein interactions due to its distinctive molecular architecture.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for the production of bespoke compounds for client projects.

Basic Information

Item	Details
Product Name	6-Chloro-9-(4-Fluorophenyl)-3,4-Dimethyl-8,10-Dihydropyrano[2,3-F][1,3]Benzoxazin-2-One
CAS No.	846591-78-4
Molecular Formula	C21H17ClFNO3
Molecular Weight	385.82 g/mol
Synonyms	6-Chloro-9-(4-fluorophenyl)-3,4-dimethyl-8,10-dihydropyrano[2,3-f][1,3]benzoxazin-2-one; Pyrano[2,3-f][1,3]benzoxazin-2-one, 6-chloro-9-(4-fluorophenyl)-3,4-dihydro-8,10-dimethyl-; CAS 846591-78-4
EINECS	Contact for details

Quality Control

Every batch of 6-Chloro-9-(4-Fluorophenyl)-3,4-Dimethyl-8,10-Dihydropyrano[2,3-F][1,3]Benzoxazin-2-One is manufactured under strict quality management systems. We provide comprehensive analytical documentation, including HPLC chromatograms and NMR spectra, to verify identity and purity. Certificates of Analysis (COA) detailing all critical quality attributes are available for each lot and supplied with every order to ensure full traceability and compliance with your internal quality standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents. 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 structure
Identification (HPLC)	Retention time matches reference standard
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.