Description

2H-1,3-Oxazine-3(4H)-Carboxylic Acid, 2-Oxo-, Ethyl Ester is a specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a key precursor in the development of novel pharmaceuticals and agrochemicals, enabling the construction of complex molecular architectures. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for creating new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a critical synthon for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting heterocyclic scaffolds.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where its oxazine core contributes to biological activity.
• Fine Chemical Production: Acts as a versatile building block for creating complex molecules used in dyes, pigments, and advanced materials.
• Academic & Industrial Research: Employed in methodological studies and process chemistry for developing new synthetic routes and catalytic transformations.
• Chemical Library Development: A valuable component for constructing diverse screening libraries in drug discovery and materials science.

Basic Information

Product Name	2H-1,3-Oxazine-3(4H)-Carboxylic Acid, 2-Oxo-, Ethyl Ester
CAS No.	126972-53-0
Molecular Formula	C7H9NO4
Molecular Weight	171.15 g/mol
Synonyms	Ethyl 2-oxo-2H-1,3-oxazine-3(4H)-carboxylate; 3-Ethoxycarbonyl-4H-1,3-oxazin-2-one; 4H-1,3-Oxazine-3-carboxylic acid, 2-oxo-, ethyl ester; Ethyl (2-oxo-4H-1,3-oxazin-3-yl)carboxylate; 2-Oxo-2H-1,3-oxazine-3(4H)-carboxylic acid ethyl ester; 3-Carbethoxy-4H-1,3-oxazin-2-one; 1,3-Oxazine-3-carboxylic acid, 2-oxo-, ethyl ester
EINECS	Contact for details

Quality Control

Our 2H-1,3-Oxazine-3(4H)-Carboxylic Acid, 2-Oxo-, Ethyl Ester is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are available for every shipment upon request.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.