2-(S)-(p-nitrobenzyl)-1,4,7,10-tetraazacyclododecane-N,N',N'',N'''-tetraacetic acid tetrabenzyl ester

Base Information

• Chemical Name: 2-(S)-(p-nitrobenzyl)-1,4,7,10-tetraazacyclododecane-N,N',N'',N'''-tetraacetic acid tetrabenzyl ester
• CAS No.: 1224513-61-4
• Molecular Formula: C₅₁H₅₇N₅O₁₀
• Molecular Weight: 900.041

Synonyms:2-(S)-(p-nitrobenzyl)-1,4,7,10-tetraazacyclododecane-N,N',N'',N'''-tetraacetic acid tetrabenzyl ester

Chemical Property of 2-(S)-(p-nitrobenzyl)-1,4,7,10-tetraazacyclododecane-N,N',N'',N'''-tetraacetic acid tetrabenzyl ester

Chemical Property:

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Technology Process of 2-(S)-(p-nitrobenzyl)-1,4,7,10-tetraazacyclododecane-N,N',N'',N'''-tetraacetic acid tetrabenzyl ester

There total 1 articles about 2-(S)-(p-nitrobenzyl)-1,4,7,10-tetraazacyclododecane-N,N',N'',N'''-tetraacetic acid tetrabenzyl ester 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:

2-(S)-(4-nitrobenzyl)-1,4,7,10-tetraazacyclododecane (116052-94-9) + Benzyl bromoacetate (5437-45-6) → 2-(S)-(p-nitrobenzyl)-1,4,7,10-tetraazacyclododecane-N,N',N'',N'''-tetraacetic acid tetrabenzyl ester (1224513-61-4)

Guidance literature:

With sodium carbonate; In acetonitrile; at 70 ℃; for 96h; Inert atmosphere;

DOI:10.1016/j.bmc.2010.01.048

Reference yield: 90.0%

2-(S)-(p-nitrobenzyl)-1,4,7,10-tetraazacyclododecane-N,N',N'',N'''-tetraacetic acid tetrabenzyl ester (1224513-61-4) → 2-(S)-(p-aminobenzyl)-1,4,7,10-tetraazacyclododecane-N,N',N'',N'''-tetraacetic acid (181065-46-3)

Guidance literature:

With 5% Pd(II)/C(eggshell); hydrogen; In methanol; water; under 1551.49 Torr;

DOI:10.1016/j.bmc.2010.01.048

upstream raw materials:

2-(S)-(4-nitrobenzyl)-1,4,7,10-tetraazacyclododecane

Benzyl bromoacetate

Downstream raw materials:

2-(S)-(p-aminobenzyl)-1,4,7,10-tetraazacyclododecane-N,N',N'',N'''-tetraacetic acid

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