Technology Process of N1-benzyloxycarbonyl-N5-(Nα-benzyloxycarbonyl-Nα-methyl-O-benzyltyrosyl-Ng-tosylarginyl)-1,5-pentanediamine
There total 5 articles about N1-benzyloxycarbonyl-N5-(Nα-benzyloxycarbonyl-Nα-methyl-O-benzyltyrosyl-Ng-tosylarginyl)-1,5-pentanediamine which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride;
In
N,N-dimethyl-formamide;
at 0 - 20 ℃;
DOI:10.1246/bcsj.71.699
- Guidance literature:
-
Multi-step reaction with 2 steps
1: 78.3 percent / NaH / tetrahydrofuran / 0 - 20 °C
2: 87.5 percent / 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide hydrochloride, 1-hydroxybenzotriazole / dimethylformamide / 0 - 20 °C
With
sodium hydride; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride;
In
tetrahydrofuran; N,N-dimethyl-formamide;
1: Methylation / 2: Acylation;
DOI:10.1246/bcsj.71.699
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 54.8 percent / triethylamine / diethyl ether / 0 °C
2: 99 percent / 1-hydroxybenzotriazole; 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide hydrochloride; N,N-diisopropylethylamine / dimethylformamide / 0 - 20 °C
3: 85.8 percent / trifluoroacetic acid / CH2Cl2 / 20 °C
4: 87.5 percent / 1-ethyl-3-(3-dimethylaminopropyl)carbodiimide hydrochloride, 1-hydroxybenzotriazole / dimethylformamide / 0 - 20 °C
With
benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid;
In
diethyl ether; dichloromethane; N,N-dimethyl-formamide;
1: Acylation / 2: Acylation / 3: deprotection / 4: Acylation;
DOI:10.1246/bcsj.71.699