Description

Pyrido[3,4-D]Pyrimidin-4(1H)-One, 5-Methoxy- (9Ci) is a high-purity heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. This compound is valued for its role as a sophisticated intermediate in the development of novel active pharmaceutical ingredients (APIs) and other fine chemicals. It is primarily sought by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for its unique structural properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly for kinase inhibitors and other targeted therapies.
• Agrochemical Research: Used in the development of new pesticides and herbicides due to its bioactive pyrimidine core.
• Chemical Biology Probe: Serves as a scaffold for creating molecular probes to study enzyme function and biological pathways.
• Material Science Research: Investigated as a building block for organic electronic materials and advanced polymers.
• Contract Research & Development (CRO/CMO): Supplied to organizations engaged in custom synthesis and process development.

Basic Information

Product Name	Pyrido[3,4-D]Pyrimidin-4(1H)-One, 5-Methoxy- (9Ci)
CAS No.	709666-25-1
Molecular Formula	C8H7N3O2
Molecular Weight	177.16 g/mol
Synonyms	5-Methoxypyrido[3,4-d]pyrimidin-4(1H)-one; 5-Methoxy-1H-pyrido[3,4-d]pyrimidin-4-one; 5-Methoxy-4(1H)-pyrido[3,4-d]pyrimidinone; 709666-25-1; 5-Methoxy-pyrido[3,4-d]pyrimidin-4-ol; 4-Hydroxy-5-methoxypyrido[3,4-d]pyrimidine
EINECS	Contact for details

Quality Control

Our Pyrido[3,4-D]Pyrimidin-4(1H)-One, 5-Methoxy- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development applications. A comprehensive 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, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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