Technology Process of 3-[N-(tert-butoxycarbonyl)-D-phenylalanyl]amino-3-ethoxycarbonyl-2,3-dihydrothiopheno[2,3-b]naphthalene-4,9-dione
There total 13 articles about 3-[N-(tert-butoxycarbonyl)-D-phenylalanyl]amino-3-ethoxycarbonyl-2,3-dihydrothiopheno[2,3-b]naphthalene-4,9-dione 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:
- Guidance literature:
-
With
benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate;
In
tetrahydrofuran; N,N-dimethyl-formamide;
DOI:10.1016/S0040-4039(01)01035-8
- Guidance literature:
-
Multi-step reaction with 2 steps
1.1: Ag2CO3; DBU / acetonitrile / 12 h / 20 °C
1.2: HCl / H2O; CHCl3 / 1 h
2.1: 51 percent / HBTU; 1-hydroxybenzotriazole; diisopropylethylamine / tetrahydrofuran; dimethylformamide / 20 °C
With
benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; 1,8-diazabicyclo[5.4.0]undec-7-ene; N-ethyl-N,N-diisopropylamine; silver carbonate;
In
tetrahydrofuran; N,N-dimethyl-formamide; acetonitrile;
1.1: Diels-Alder cycloaddition;
DOI:10.1016/S0968-0896(03)00310-9
- Guidance literature:
-
Multi-step reaction with 4 steps
1: silver carbonate; DBU / acetonitrile / 12 h / 20 °C
2: aq. HCl
3: 63 percent / HBTU; HoBT; DIAE / tetrahydrofuran; dimethylformamide
With
hydrogenchloride; benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; 1,8-diazabicyclo[5.4.0]undec-7-ene; silver carbonate;
In
tetrahydrofuran; N,N-dimethyl-formamide; acetonitrile;
DOI:10.1016/S0040-4039(01)01035-8
