Description

4,8-Dianilino-2,6-Diethoxypyrimido[5,4-D]Pyrimidine is a specialized heterocyclic organic compound with the CAS number 18710-93-5, valued for its complex fused pyrimidine structure. This compound serves as a critical advanced intermediate in the synthesis of high-value pharmaceuticals and fine chemicals, where precise molecular architecture is paramount. It is primarily sought by R&D laboratories and contract manufacturing organizations (CMOs) working in drug discovery and process development.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for targeted therapies.
• Research & Development: Used in medicinal chemistry for structure-activity relationship (SAR) studies and the development of new chemical entities.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of complex, high-purity specialty chemicals for various industrial applications.
• Dye and Pigment Precursor: Potential use in the development of specialized dyes and pigments due to its conjugated aromatic system.
• Material Science Research: Investigated as a potential monomer or additive for creating advanced polymeric materials with specific electronic or optical properties.

Basic Information

Product Name	4,8-Dianilino-2,6-Diethoxypyrimido[5,4-D]Pyrimidine
CAS No.	18710-93-5
Molecular Formula	C28H26N6O2
Molecular Weight	478.55 g/mol
Synonyms	2,6-Diethoxy-4,8-dianilinopyrimido[5,4-d]pyrimidine; 4,8-Bis(anilino)-2,6-diethoxypyrimido[5,4-d]pyrimidine; Pyrimido[5,4-d]pyrimidine, 4,8-bis(phenylamino)-2,6-diethoxy-; 4,8-Dianilino-2,6-diethoxypyrimido[5,4-d]pyrimidine; 18710-93-5; NSC 154890
EINECS	Contact for details

Quality Control

Our production of 4,8-Dianilino-2,6-Diethoxypyrimido[5,4-D]Pyrimidine adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques, including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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 storage under an inert atmosphere.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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