2-(1-(4-(2-(4-chlorophenoxy)acetyl)piperazin-1-yl)ethyl)-3-(2-ethoxyphenyl)quinazolin-4(3H)-one; CAS No.: 571203-78-6: This building block is crucial for the development of heterocyclic compounds, widely used in pharmaceuticals and agrochemicals. Its advantages include high reactivity and stability. ChemShuttle's extensive product range and efficient distribution network make it easily accessible.