134237-97-1

Upstream product

• 134209-56-6 N-(cyanomethyl)-N,N'-bis(p-tolylsulfonyl)ethylenediamine 
• 4403-78-5 ditosylethylenediamine 

Downstream Products

• 134209-53-3 N-(diethoxyphosphoryl)-N',N''-bis(p-tolylsulfonyl)diethylenetriamine 
• 134209-54-4 1-(diethoxyphosphoryl)-4,7,13,16,19-pentakis(p-tolylsulfonyl)-10,22,dioxa-1,4,7,13,16,19-hexaazacyclotetracosane 
• 134209-69-1 1,4,7,13,16-pentakis(p-tolylsulfonyl)-10,22-dioxa-1,4,7,13,16,19-hexaazacyclotetracosane hydrochloride 

Relevant academic research and scientific papers

Synthesis of Selectively Protected Polyaza Macrocycles

A general route to selectively protected polyaza macrocycles has been developed using a mixture of diethylphosphoryl and tosyl groups for protection of linear chain polyamines.Condensation of N-(diethoxyphosphoryl)-N',N''-ditosyldiethylenetriamine (1a), N