Description

Pyrido[4,3-D]Pyrimidine, 5,6,7,8-Tetrahydro-6-Methyl- (9Ci) is a high-purity, heterocyclic organic compound that serves as a critical pharmacological intermediate and scaffold for medicinal chemistry. Its fused pyrido-pyrimidine structure makes it a valuable building block for the research and development of novel active pharmaceutical ingredients (APIs). This compound is primarily sought by pharmaceutical R&D and fine chemical synthesis sectors for creating targeted therapeutic agents.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of kinase inhibitors and other targeted small-molecule drugs.
• Medicinal Chemistry Research: Core scaffold for designing and optimizing new chemical entities (NCEs) in drug discovery programs.
• Biochemical Tool Compound: Used in vitro to study enzyme mechanisms and biological pathways relevant to disease states.
• Organic Synthesis Building Block: Employed in complex multi-step syntheses to construct more elaborate heterocyclic systems.
• Agrochemical Research: Investigated as a potential intermediate for developing new crop protection agents.

Basic Information

Product Name	Pyrido[4,3-D]Pyrimidine, 5,6,7,8-Tetrahydro-6-Methyl- (9Ci)
CAS No.	66521-83-3
Molecular Formula	C8H11N3
Molecular Weight	149.19 g/mol
Synonyms	5,6,7,8-Tetrahydro-6-methylpyrido[4,3-d]pyrimidine; 6-Methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine; Tetrahydro-6-methylpyrido[4,3-d]pyrimidine; Pyrido[4,3-d]pyrimidine, 5,6,7,8-tetrahydro-6-methyl-; 66521-83-3; 6-Methyl-5,6,7,8-tetrahydro-4H-pyrido[4,3-d]pyrimidine
EINECS	Contact for details

Quality Control

Our Pyrido[4,3-D]Pyrimidine, 5,6,7,8-Tetrahydro-6-Methyl- (9Ci) is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
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.