Description

Pyrimido[5,4-D]Pyrimidine, 1,2,3,4-Tetrahydro- (8Ci) is a heterocyclic organic compound belonging to the fused pyrimidine class, serving as a versatile and high-value pharmaceutical intermediate and research chemical. Its complex bicyclic structure makes it a critical precursor in the synthesis of advanced drug candidates, particularly those targeting specific enzymatic pathways. This compound is essential for R&D and production teams in the pharmaceutical, agrochemical, and fine chemical sectors seeking to develop novel therapeutic agents.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, including kinase inhibitors and other targeted therapies.
• Biochemical Research: Used as a reference standard and probe in enzymatic studies and biological pathway analysis.
• Agrochemical Development: Serves as a precursor in creating new active ingredients for crop protection products.
• Material Science: Investigated for the development of organic electronic materials and specialty polymers.
• Academic & Contract Research: Employed in university and CRO laboratories for medicinal chemistry and synthetic methodology projects.

Basic Information

Product Name	Pyrimido[5,4-D]Pyrimidine, 1,2,3,4-Tetrahydro- (8Ci)
CAS No.	13665-57-1
Molecular Formula	C6H8N4
Molecular Weight	136.16 g/mol
Synonyms	1,2,3,4-Tetrahydropyrimido[5,4-d]pyrimidine; Tetrahydro-pyrimido[5,4-d]pyrimidine; Pyrimido[5,4-d]pyrimidine, 1,2,3,4-tetrahydro-; 1,2,3,4-Tetrahydro-pyrimido[5,4-d]pyrimidine; 1,2,3,4-Tetrahydropyrido[5,4-d]pyrimidine (common misnomer); 13665-57-1; Fused pyrimidine derivative; Bicyclic pyrimidine base.
EINECS	Contact for details

Quality Control

Our Pyrimido[5,4-D]Pyrimidine, 1,2,3,4-Tetrahydro- (8Ci) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each 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 area at a controlled room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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