Description

5,6,7,8-Tetrahydro-4-Methylpyrido[4,3-D]Pyrimidine Hcl is a high-purity heterocyclic building block and pharmaceutical intermediate. This compound is valued for its role as a critical synthon in the development of novel active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for advanced synthesis and process development.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex drug candidates, particularly in kinase inhibitor research and central nervous system (CNS) targeted therapies.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its pyrimidine core structure.
• Chemical Biology & Proteomics: Serves as a scaffold or ligand in the design of molecular probes and tool compounds for target identification and validation.
• Academic & Contract Research: Employed in medicinal chemistry programs for structure-activity relationship (SAR) studies and lead optimization.
• Fine Chemical Synthesis: Acts as a precursor for the manufacture of more complex, high-value specialty chemicals and advanced materials.

Basic Information

Product Name	5,6,7,8-Tetrahydro-4-Methylpyrido[4,3-D]Pyrimidine Hydrochloride
CAS No.	1187830-73-4
Molecular Formula	C9H14ClN3
Molecular Weight	199.68 g/mol
Synonyms	4-Methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine hydrochloride; 5,6,7,8-Tetrahydro-4-methylpyrido[4,3-d]pyrimidine HCl; 4-Methyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine HCl; Tetrahydro-4-methylpyrido[4,3-d]pyrimidine hydrochloride; Pyrido[4,3-d]pyrimidine, 5,6,7,8-tetrahydro-4-methyl-, hydrochloride; CAS 1187830-73-4
EINECS	Contact for details

Quality Control

Our 5,6,7,8-Tetrahydro-4-Methylpyrido[4,3-D]Pyrimidine Hcl is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

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 (moisture-sensitive) nature, the container must be kept tightly sealed and under dry conditions to prevent product degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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