1,4,7,10-tetraaza-N-(1-carboxy-3-(4-nitrophenyl)propyl)-N',N'',N'''-tris(acetic acid)cyclododecane

Base Information

• Chemical Name: 1,4,7,10-tetraaza-N-(1-carboxy-3-(4-nitrophenyl)propyl)-N',N'',N'''-tris(acetic acid)cyclododecane
• CAS No.: 161776-56-3
• Molecular Formula: C₂₄H₃₅N₅O₁₀
• Molecular Weight: 553.569
• Mol file: 161776-56-3.mol

Synonyms:1,4,7,10-tetraaza-N-(1-carboxy-3-(4-nitrophenyl)propyl)-N',N'',N'''-tris(acetic acid)cyclododecane

Chemical Property of 1,4,7,10-tetraaza-N-(1-carboxy-3-(4-nitrophenyl)propyl)-N',N'',N'''-tris(acetic acid)cyclododecane

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1,4,7,10-tetraaza-N-(1-carboxy-3-(4-nitrophenyl)propyl)-N',N'',N'''-tris(acetic acid)cyclododecane

There total 5 articles about 1,4,7,10-tetraaza-N-(1-carboxy-3-(4-nitrophenyl)propyl)-N',N'',N'''-tris(acetic acid)cyclododecane 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: 99.0%

1,4,7,10-tetraaza-N-(1-carbomethoxy-3-(4-nitrophenyl)propyl)-N',N'',N'''-tris(acetic acid, ethyl ester)cyclododecane (259088-63-6) → 1,4,7,10-tetraaza-N-(1-carboxy-3-(4-nitrophenyl)propyl)-N',N'',N'''-tris(acetic acid)cyclododecane (161776-56-3)

Guidance literature:

With hydrogenchloride; at 100 - 110 ℃; for 6h;

DOI:10.1016/S0968-0896(99)00171-6

Reference yield: 94.0%

4-(4-nitrophenyl)-2-(4,7,10-tris-tert-butoxycarbonylmethyl-1,4,7,10-tetraazacyclododec-1-yl)butyric acid tert-butyl ester → 1,4,7,10-tetraaza-N-(1-carboxy-3-(4-nitrophenyl)propyl)-N',N'',N'''-tris(acetic acid)cyclododecane (161776-56-3)

Guidance literature:

In formic acid; at 60 ℃; for 16h;

DOI:10.1002/cplu.201402329

Reference yield:

1,4,7-tris-tert-butoxycarbonylmethyl-1,4,7,10-tetraazacyclododecane (122555-91-3) → 1,4,7,10-tetraaza-N-(1-carboxy-3-(4-nitrophenyl)propyl)-N',N'',N'''-tris(acetic acid)cyclododecane (161776-56-3)

Guidance literature:

Multi-step reaction with 2 steps

1: potassium carbonate / N,N-dimethyl-formamide / 16 h / 45 °C

2: formic acid / 16 h / 60 °C

With potassium carbonate; In formic acid; N,N-dimethyl-formamide;

DOI:10.1002/cplu.201402329

upstream raw materials:

1,4,7,10-tetraaza-N-(1-carbomethoxy-3-(4-nitrophenyl)propyl)-N',N'',N'''-tris(acetic acid, ethyl ester)cyclododecane

d,l-2-bromo-4-(4-nitrophenyl)butanoic acid methyl ester

1,4,7-tris-tert-butoxycarbonylmethyl-1,4,7,10-tetraazacyclododecane

(1,1-dimethyl)ethyl 2-bromo-4-(4-nitrophenyl)butanoate

Downstream raw materials:

α-[2-(4-aminophenyl)ethyl]-1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetic acid