Description

3-Phenyl-2H-1,3-Benzoxazin-4(3H)-One is a versatile heterocyclic organic compound with a benzoxazinone core structure. This chemical serves as a valuable pharmaceutical intermediate and a key building block in advanced organic synthesis. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors for developing novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used as a building block for developing new pesticides, herbicides, and fungicides.
• Organic Light-Emitting Diodes (OLEDs): Serves as a core structure for electron-transport materials or host materials in optoelectronic applications.
• Dye and Pigment Intermediate: Employed in the synthesis of specialized dyes and functional colorants.
• Polymer Chemistry: Can be incorporated into polymer backbones to impart specific thermal or optical properties.
• Research & Development: A crucial compound for medicinal chemistry and material science research in academic and industrial labs.

Basic Information

Product Name	3-Phenyl-2H-1,3-Benzoxazin-4(3H)-One
CAS No.	20978-96-5
Molecular Formula	C₁₄H₉NO₂
Molecular Weight	223.23 g/mol
Synonyms	3-Phenyl-4H-1,3-benzoxazin-4-one; 3-Phenyl-1,3-benzoxazin-4-one; 4H-3,1-Benzoxazin-4-one, 3-phenyl-; 3-Phenyl-2H-benzo[e][1,3]oxazin-4(3H)-one; 3-Phenyl-4H-benzo[d][1,3]oxazin-4-one; Benzoxazinone, 3-phenyl-; NSC 403697
EINECS	Contact for details

Quality Control

Our 3-Phenyl-2H-1,3-Benzoxazin-4(3H)-One is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for all commercial quantities to support your quality assurance and regulatory needs.

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 incompatible materials. This product is light-sensitive and should be stored away from direct light exposure.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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