Description

5-Chloro-1H-Pyrido[3,4-B][1,4]Oxazin-2(3H)-One is a high-purity heterocyclic organic compound serving as a critical building block in advanced chemical synthesis. Its value lies in its unique fused pyrido-oxazinone structure, which provides a versatile scaffold for developing novel active pharmaceutical ingredients (APIs) and functional materials. This intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to innovate within their product pipelines.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of new drug candidates, particularly in central nervous system (CNS) and oncology therapeutic areas.
• Agrochemical Synthesis: Used in the creation of novel herbicides, fungicides, and insecticides with enhanced efficacy and selectivity.
• Material Science Research: Serves as a precursor for developing advanced organic electronic materials, such as charge-transport layers or light-emitting components.
• Chemical Biology Probes: Employed in the design and synthesis of molecular probes for studying enzyme function and biological pathways.
• Custom Synthesis & Contract Manufacturing: A fundamental starting material for custom synthesis projects and scale-up production under cGMP conditions.

Basic Information

Product Name	5-Chloro-1H-Pyrido[3,4-B][1,4]Oxazin-2(3H)-One
CAS No.	1260811-66-2
Molecular Formula	C7H5ClN2O2
Molecular Weight	184.58 g/mol
Synonyms	5-Chloro-3,4-dihydro-1H-pyrido[3,4-b][1,4]oxazin-2-one; 5-Chloro-2,3-dihydro-1H-pyrido[3,4-b][1,4]oxazin-2-one; 5-Chloro-1H-pyrido[3,4-b][1,4]oxazine-2(3H)-one; 1260811-66-2; 5-Chloro-3,4-dihydro-2H-pyrido[3,4-b][1,4]oxazin-2-one
EINECS	Contact for details

Quality Control

Our 5-Chloro-1H-Pyrido[3,4-B][1,4]Oxazin-2(3H)-One is manufactured under strict quality management systems to ensure batch-to-batch consistency and reliability. We provide comprehensive analytical data, including HPLC purity, NMR, and mass spectrometry confirmation. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is supplied with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). The compound is moisture-sensitive; keep the container tightly sealed under an inert atmosphere if necessary for long-term storage.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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