Technology Process of C21H27N3O7
There total 4 articles about C21H27N3O7 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:
-
Boc-Orn(Cbz)-Oxz(Ser)-OMe;
With
water; sodium hydroxide;
In
methanol;
at 20 ℃;
for 2h;
Inert atmosphere;
With
hydrogenchloride;
In
methanol; water;
pH=Ca. 5;
Inert atmosphere;
DOI:10.1016/j.tet.2010.11.100
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine / dichloromethane; N,N-dimethyl-formamide / 18 h / 0 - 20 °C / Inert atmosphere
2.1: (bis-(2-methoxyethyl)amino)sulfur trufluoride / dichloromethane / 7 h / -20 - 20 °C / Inert atmosphere
3.1: Bromotrichloromethane; 1,8-diazabicyclo[5.4.0]undec-7-ene / dichloromethane / 4 h / 0 - 20 °C / Inert atmosphere
4.1: water; sodium hydroxide / methanol / 2 h / 20 °C / Inert atmosphere
4.2: pH Ca. 5 / Inert atmosphere
With
Bromotrichloromethane; water; 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; sodium hydroxide; (bis-(2-methoxyethyl)amino)sulfur trufluoride;
In
methanol; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/j.tet.2010.11.100
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: (bis-(2-methoxyethyl)amino)sulfur trufluoride / dichloromethane / 7 h / -20 - 20 °C / Inert atmosphere
2.1: Bromotrichloromethane; 1,8-diazabicyclo[5.4.0]undec-7-ene / dichloromethane / 4 h / 0 - 20 °C / Inert atmosphere
3.1: water; sodium hydroxide / methanol / 2 h / 20 °C / Inert atmosphere
3.2: pH Ca. 5 / Inert atmosphere
With
Bromotrichloromethane; water; 1,8-diazabicyclo[5.4.0]undec-7-ene; sodium hydroxide; (bis-(2-methoxyethyl)amino)sulfur trufluoride;
In
methanol; dichloromethane;
DOI:10.1016/j.tet.2010.11.100