Description

1-(3-Ethoxypropyl)-2-Imino-8-Methyl-3-[(4-Methylphenyl)Sulfonyl]-1,2-Dihydro-5H-Dipyrido[1,2-A:2,3-D]Pyrimidin-5-One is a high-purity, advanced pharmaceutical intermediate with a complex heterocyclic structure. This compound is valued for its role as a key synthetic building block in the development of novel active pharmaceutical ingredients (APIs). It is primarily sought by research institutions and pharmaceutical manufacturers engaged in medicinal chemistry, particularly for projects targeting central nervous system (CNS) and oncological pathways.

Application

• Pharmaceutical Intermediate: A critical precursor in the multi-step synthesis of proprietary drug candidates, especially those with dipyridopyrimidinone scaffolds.
• Medicinal Chemistry Research: Used in lead optimization and structure-activity relationship (SAR) studies to develop new therapeutic agents.
• Biochemical Tool Compound: Serves as a reference standard or probe in pharmacological assays to study specific enzyme or receptor interactions.
• Contract Research & Development (CRO/CMO): Supplied to organizations specializing in custom synthesis and process development for the pharmaceutical industry.
• Academic Research: Utilized in university and institutional labs for fundamental research in organic synthesis and heterocyclic chemistry.

Basic Information

Product Name	1-(3-Ethoxypropyl)-2-Imino-8-Methyl-3-[(4-Methylphenyl)Sulfonyl]-1,2-Dihydro-5H-Dipyrido[1,2-A:2,3-D]Pyrimidin-5-One
CAS No.	606963-09-1
Molecular Formula	C25H26N4O4S
Molecular Weight	478.57 g/mol
Synonyms	1-(3-Ethoxypropyl)-2-imino-8-methyl-3-[(4-methylphenyl)sulfonyl]-1,2-dihydro-5H-dipyrido[1,2-a:2',3'-d]pyrimidin-5-one; 1,2-Dihydro-5H-dipyrido[1,2-a:2',3'-d]pyrimidin-5-one, 1-(3-ethoxypropyl)-2-imino-8-methyl-3-[(4-methylphenyl)sulfonyl]-; 606963-09-1; Dipyrido[1,2-a:2',3'-d]pyrimidin-5-one derivative; Toluene-4-sulfonic acid [1-(3-ethoxy-propyl)-2-imino-8-methyl-5-oxo-1,2,5,10-tetrahydro-dipyrido[1,2-a:2',3'-d]pyrimidin-3-yl] ester
EINECS	Contact for details

Quality Control

Our 1-(3-Ethoxypropyl)-2-Imino-8-Methyl-3-[(4-Methylphenyl)Sulfonyl]-1,2-Dihydro-5H-Dipyrido[1,2-A:2,3-D]Pyrimidin-5-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and MS for structural confirmation, and residual solvent analysis. Certificates of Analysis (COA) detailing all specifications are provided to ensure traceability and compliance with your research or cGMP starting material requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound may be light-sensitive and should be handled under an inert atmosphere for long-term stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Individual impurity ≤ 0.5% Total impurities ≤ 2.0%
Residual Solvents (GC)	Complies with ICH Q3C
Water Content (KF)	≤ 0.5%

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