Description

Pyrido[3,4-D]Pyrimidine, 4-Chloro- is a high-value heterocyclic building block and key pharmaceutical intermediate. This compound matters for its critical role in the synthesis of complex molecules, particularly kinase inhibitors and other biologically active agents. It is primarily needed by research institutions and pharmaceutical companies engaged in medicinal chemistry, drug discovery, and the development of targeted therapies.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of kinase inhibitors and other small-molecule therapeutics.
• Medicinal Chemistry Research: Serves as a versatile scaffold for structure-activity relationship (SAR) studies and lead optimization in drug discovery programs.
• Organic Synthesis Building Block: Used in the construction of complex polycyclic aromatic systems and fused heterocycles for advanced material science.
• Biochemical Tool Compound Development: Employed in the creation of probes and inhibitors for studying cellular signaling pathways.
• Agrochemical Research: Investigated as an intermediate for developing novel active ingredients with specific biological activity.

Basic Information

Item	Detail
Product Name	Pyrido[3,4-D]Pyrimidine, 4-Chloro-
CAS No.	51752-67-1
Molecular Formula	C7H4ClN3
Molecular Weight	165.58 g/mol
Synonyms	4-Chloropyrido[3,4-d]pyrimidine; 4-Chloro-7-azapteridine; 4-Chloro-7H-pyrido[3,4-d]pyrimidine; 4-Chloro-7H-pyrido[3,4-d]pyrimidine; 4-Chloro-7H-pyrido[3,4-d]pyrimidine; 4-Chloropyrido[3,4-d]pyrimidine; 4-Chloro-7-azapteridine; 4-Chloro-7H-pyrido[3,4-d]pyrimidine
EINECS	Contact for details

Quality Control

Our Pyrido[3,4-D]Pyrimidine, 4-Chloro- is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity suitable for research and development applications. Products undergo rigorous analytical testing, including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
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.