Description

Pyrimido[5,4-E]-1,2,4-Triazin-5(6H)-One (9Ci) is a specialized heterocyclic organic compound with the CAS number 19359-64-9. This high-purity chemical building block is critical for advanced research and development in pharmaceutical and agrochemical synthesis. It is primarily sought by R&D chemists and process development scientists working on novel active ingredients, particularly in the fields of medicinal chemistry and crop protection.

Application

• Pharmaceutical Intermediate: Serves as a key scaffold in the synthesis of novel drug candidates, particularly for targeted therapies.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides with unique modes of action.
• Chemical Biology: Employed as a probe or building block in the study of enzyme inhibition and biological pathways.
• Material Science: Investigated as a precursor for advanced organic electronic materials or metal-organic frameworks (MOFs).
• Academic & Contract Research: A valuable reagent for universities and CROs conducting cutting-edge synthetic organic chemistry projects.

Basic Information

Product Name	Pyrimido[5,4-E]-1,2,4-Triazin-5(6H)-One (9Ci)
CAS No.	19359-64-9
Molecular Formula	C5H3N5O
Molecular Weight	149.11 g/mol
Synonyms	Pyrimido[5,4-e]-1,2,4-triazin-5(6H)-one; 5H-Pyrimido[5,4-e]-1,2,4-triazin-5-one; 1,2,4-Triazino[5,6-e]pyrimidin-5(6H)-one; 19359-64-9; Pyrimidotriazinone; Triazinopyrimidinone
EINECS	Contact for details

Quality Control

Our Pyrimido[5,4-E]-1,2,4-Triazin-5(6H)-One is manufactured 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 exacting standards required for research and development. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Keep the container sealed to protect from moisture.

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.