Description

2H-Pyrimido[4,5-B][1,4]Oxazine (8Ci,9Ci) is a high-purity heterocyclic organic compound, identified by CAS No. 26240-07-3, serving as a sophisticated chemical building block. This specialized intermediate is critical for advanced research and development in pharmaceutical chemistry, enabling the synthesis of novel molecular architectures. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop new active ingredients.

Application

• Pharmaceutical Intermediate: A key scaffold in the research and synthesis of new drug candidates, particularly for central nervous system (CNS) and anti-infective therapies.
• Agrochemical Research: Used in developing novel herbicides, fungicides, and insecticides with specific modes of action.
• Fine Chemical Synthesis: Serves as a versatile precursor for creating complex heterocyclic compounds in custom synthesis projects.
• Material Science Research: Investigated as a potential monomer or building block for advanced organic electronic materials and polymers.
• Academic & Institutional R&D: Employed in universities and research institutes for methodological studies in heterocyclic and medicinal chemistry.

Basic Information

Product Name	2H-Pyrimido[4,5-B][1,4]Oxazine (8Ci,9Ci)
CAS No.	26240-07-3
Molecular Formula	C6H4N4O
Molecular Weight	148.12 g/mol
Synonyms	2H-Pyrimido[4,5-b][1,4]oxazine; Pyrimido[4,5-b][1,4]oxazine, 2H-; 2H-Pyrimido[4,5-b]-1,4-oxazine; 26240-07-3; Pyrimidooxazine; NSC 403119; AOB 36109; CCG-40237
EINECS	Contact for details

Quality Control

Our 2H-Pyrimido[4,5-B][1,4]Oxazine (8Ci,9Ci) is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed chromatographic data are provided with every shipment.

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). Keep away from incompatible materials. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.