Description

Pyrido[3,2-D]Pyrimidine, 4-Chloro- is a high-purity heterocyclic building block of significant importance in advanced organic synthesis. This compound serves as a critical intermediate for the development of novel pharmaceutical agents and agrochemicals, enabling the construction of complex molecular architectures. It is primarily sought after by research institutions and industrial R&D departments focused on medicinal chemistry, particularly in the synthesis of kinase inhibitors and other biologically active small molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of targeted therapeutic agents, especially protein kinase inhibitors for oncology and inflammatory diseases.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products.
• Chemical Biology: Serves as a scaffold or probe in the study of biological pathways and target validation.
• Material Science: Potential building block for organic electronic materials and ligands in catalytic systems.
• Custom Synthesis: Employed by contract research and manufacturing organizations (CROs/CMOs) for client-specific molecule development.

Basic Information

Product Name	Pyrido[3,2-D]Pyrimidine, 4-Chloro-
CAS No.	51674-77-2
Molecular Formula	C7H4ClN3
Molecular Weight	165.58 g/mol
Synonyms	4-Chloropyrido[3,2-d]pyrimidine; 4-Chloro-7-azapteridine; 4-Chloro-pyrido[3,2-d]pyrimidine; 4-Chloro-7-deazapteridine; NSC 403911; 51674-77-2; 4-Chloro-7H-pyrido[3,2-d]pyrimidine
EINECS	Contact for details

Quality Control

Our Pyrido[3,2-D]Pyrimidine, 4-Chloro- is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity suitable for research and development applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We support compliance with relevant guidelines for advanced pharmaceutical intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; ensure containers are sealed immediately after use to minimize exposure to atmospheric moisture and light.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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