Description

2H-1,3-Benzoxazine-2,4(3H)-Dione is a versatile heterocyclic organic compound with the CAS number 2037-95-8. This compound serves as a critical synthetic intermediate and building block in advanced chemical manufacturing. It is primarily sought after by research and development teams, as well as production chemists, in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with benzoxazine-based structures.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides, leveraging its heterocyclic core.
• Organic Synthesis Building Block: Employed in academic and industrial research for constructing complex heterocycles and facilitating ring-closure reactions.
• Material Science Research: Investigated as a monomer or precursor for developing polymers and advanced materials with specific thermal or optical properties.
• Dye and Pigment Intermediate: Serves as a starting material for synthesizing specialized colorants and functional dyes.

Basic Information

Product Name	2H-1,3-Benzoxazine-2,4(3H)-Dione
CAS No.	2037-95-8
Molecular Formula	C8H5NO3
Molecular Weight	163.13 g/mol
Synonyms	2,4-Dihydro-2,4-dioxo-1,3-benzoxazine; 2,4-Dioxo-1,3-benzoxazine; 2H-1,3-Benzoxazine-2,4(3H)-dione; Isatoic Anhydride; 1,3-Benzoxazine-2,4-dione; 2,4(1H,3H)-Benzoxazinedione; IA; Anthranilic Acid N-Carboxyanhydride
EINECS	218-004-3

Quality Control

Our 2H-1,3-Benzoxazine-2,4(3H)-Dione is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	240 - 245 °C
Loss on Drying	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1 %

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