C₁₈H₂₀N₄OS

Base Information

• Chemical Name: C₁₈H₂₀N₄OS
• CAS No.: 1355248-94-0
• Molecular Formula: C₁₈H₂₀N₄OS
• Molecular Weight: 340.449
• Mol file: 1355248-94-0.mol

Synonyms:C₁₈H₂₀N₄OS

Chemical Property of C₁₈H₂₀N₄OS

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of C₁₈H₂₀N₄OS

There total 2 articles about C₁₈H₂₀N₄OS which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

C17H19BrN2O2 (1355248-93-9) + thiourea (17356-08-0) → C18H20N4OS (1355248-94-0)

Guidance literature:

C₁₇H₁₉BrN₂O₂; thiourea; In ethanol; for 24h; Reflux;

With sodium hydroxide;

Reference yield:

C17H20N2O2 (1355248-91-7) → C18H20N4OS (1355248-94-0)

Guidance literature:

Multi-step reaction with 2 steps

1: phenyltrimethylammonium tribromide / chloroform / 2 h / Reflux

2: ethanol / 24 h / Reflux

With phenyltrimethylammonium tribromide; In ethanol; chloroform;

Reference yield: 75.0%

2-chloro-4-methylpyrimidine (13036-57-2) + C18H20N4OS (1355248-94-0) → C23H24N6OS (1355248-95-1)

Guidance literature:

With caesium carbonate; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; In 1,4-dioxane; for 4h; Inert atmosphere; Reflux;

upstream raw materials:

C₁₇H₁₉BrN₂O₂

thiourea

C₁₇H₂₀N₂O₂

Downstream raw materials:

C₂₃H₂₄N₆OS