Description

4H-1,3-Dioxino[4,5-D]Pyrimidine (9Ci) is a specialized heterocyclic organic compound that serves as a crucial synthetic intermediate in advanced chemical research and development. Its unique fused-ring dioxino-pyrimidine structure makes it a valuable building block for constructing complex molecular architectures. This high-purity intermediate is primarily sought by research institutions and industrial R&D departments focused on pharmaceuticals, agrochemicals, and material science.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds targeting central nervous system (CNS) disorders or possessing antiviral properties.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Material Science: Serves as a monomer or precursor for advanced polymers, liquid crystals, or organic electronic materials due to its rigid, planar structure.
• Academic & Contract Research: Employed in medicinal chemistry programs and as a standard for analytical method development in academic and CRO (Contract Research Organization) settings.
• Chemical Library Synthesis: A valuable scaffold for generating diverse compound libraries in high-throughput screening for drug discovery.

Basic Information

Product Name	4H-1,3-Dioxino[4,5-D]Pyrimidine (9Ci)
CAS No.	543673-02-5
Molecular Formula	C7H6N2O2
Molecular Weight	150.14 g/mol
Synonyms	4H-1,3-Dioxino[4,5-d]pyrimidine; 1,3-Dioxino[4,5-d]pyrimidine, 4H-; 4H-[1,3]Dioxino[4,5-d]pyrimidine; Pyrimido[5,4-e]-1,3-dioxin, 4H-; 4H-1,3-Dioxino[4,5-d]pyrimidine (9CI); 543673-02-5; SCHEMBL2184241
EINECS	Contact for details

Quality Control

Our 4H-1,3-Dioxino[4,5-D]Pyrimidine (9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and mass spectrometry, to ensure it meets the exacting standards required for research and development. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality.

Storage

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

Specification

Item	Specification
Appearance	White to off-white 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.