Description

4H-1,3-Oxazine is a versatile heterocyclic organic compound that serves as a fundamental building block in advanced chemical synthesis. Its unique six-membered ring structure containing both oxygen and nitrogen makes it a valuable precursor for developing pharmaceuticals, agrochemicals, and functional materials. This compound is particularly sought after by research and development teams in the pharmaceutical and fine chemical industries for creating novel molecular entities.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-infective agents.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides with novel modes of action.
• Material Science: Acts as a monomer or precursor for polymers and advanced materials with specific optical or electronic properties.
• Organic Synthesis Building Block: Employed in cycloaddition reactions and as a scaffold for constructing complex heterocyclic compounds in academic and industrial research.
• Dye and Pigment Chemistry: Serves as an intermediate in the synthesis of specialized dyes and organic pigments.

Basic Information

Product Name	4H-1,3-Oxazine
CAS No.	290-03-9
Molecular Formula	C4H5NO
Molecular Weight	83.09 g/mol
Synonyms	4H-1,3-Oxazine; 1,3-Oxazine, 4H-; 4H-Oxazine; NSC 51143; 4H-1,3-Oxazine, 5,6-dihydro-; Dihydro-1,3-oxazine; 5,6-Dihydro-4H-1,3-oxazine
EINECS	206-005-8

Quality Control

Our 4H-1,3-Oxazine is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation. A detailed Certificate of Analysis (COA) documenting identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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