1-benzyl-4,7,10-tris[(S)-{(1-methoxycarbonyl-3-methyl)butyl}-carbamoylmethyl]-1,4,7,10-tetraazacyclododecane

Base Information

Chemical Name:1-benzyl-4,7,10-tris[(S)-{(1-methoxycarbonyl-3-methyl)butyl}-carbamoylmethyl]-1,4,7,10-tetraazacyclododecane
CAS No.:885676-57-3
Molecular Formula:C₄₂H₇₁N₇O₉
Molecular Weight:818.067
Hs Code.:

Synonyms:1-benzyl-4,7,10-tris[(S)-{(1-methoxycarbonyl-3-methyl)butyl}-carbamoylmethyl]-1,4,7,10-tetraazacyclododecane

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Chemical Property of 1-benzyl-4,7,10-tris[(S)-{(1-methoxycarbonyl-3-methyl)butyl}-carbamoylmethyl]-1,4,7,10-tetraazacyclododecane

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Technology Process of 1-benzyl-4,7,10-tris[(S)-{(1-methoxycarbonyl-3-methyl)butyl}-carbamoylmethyl]-1,4,7,10-tetraazacyclododecane

There total 2 articles about 1-benzyl-4,7,10-tris[(S)-{(1-methoxycarbonyl-3-methyl)butyl}-carbamoylmethyl]-1,4,7,10-tetraazacyclododecane 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: 50.0%

: 112193-83-6
1-benzyl-1,4,7,10-tetraazacyclododecane

: 102115-71-9
2-chloro-N-[(S)[1-methoxycarbonyl-3-methyl] butyl] ethanamide

: 885676-57-3
1-benzyl-4,7,10-tris[(S)-{(1-methoxycarbonyl-3-methyl)butyl}-carbamoylmethyl]-1,4,7,10-tetraazacyclododecane

Guidance literature:: With potassium carbonate; In N,N-dimethyl-formamide; at 60 ℃; for 36h;
DOI:10.1039/b513814k

Reference yield:

: 7517-19-3
methyl (L)-leucinate hydrochloride

: 885676-57-3
1-benzyl-4,7,10-tris[(S)-{(1-methoxycarbonyl-3-methyl)butyl}-carbamoylmethyl]-1,4,7,10-tetraazacyclododecane

Guidance literature:: Multi-step reaction with 2 steps

1: 70 percent / triethylamine; 88 / diethyl ether / 1 h / -20 - 20 °C

2: 50 percent / potassium carbonate / dimethylformamide / 35 h / 60 °C

With potassium carbonate; triethylamine; In diethyl ether; N,N-dimethyl-formamide;
DOI:10.1039/b706801h

Reference yield: 87.0%

: 885676-57-3
1-benzyl-4,7,10-tris[(S)-{(1-methoxycarbonyl-3-methyl)butyl}-carbamoylmethyl]-1,4,7,10-tetraazacyclododecane

: 54761-04-5
ytterbium(III) triflate

: [Yb(1-benzyl-4,7,10-tris[S-((1-methoxycarbonyl-3-methyl)butyl)carbamoylmethyl]-1,4,7,10-tetraazacyclododecane)(H₂O)2](triflate)3

Guidance literature:: In acetonitrile; (Ar); using Schlenk techniques; addn. of soln. of Yb(CF3SO3)3 in MeCN tosoln. of 1-benzyl-4,7,10-tris-((S)-((1-methoxycarbonyl-3-methyl)butyl)c arbamoylmethyl)-1,4,7,10-tetraazacyclododecane in MeCN; reflux under Ar overnight; dropping onto stirring Et2O; pptn., centrifugation; filtration, redissolving in min. amt. of MeCN; repeat of ppt.;
DOI:10.1039/b706801h