Technology Process of Nα-Z-Nα-Me-L-Val-L-Phe-OtBu
There total 1 articles about Nα-Z-Nα-Me-L-Val-L-Phe-OtBu which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Z-MeVal-OH; L-phenylalanine tert-butyl ester;
In
dichloromethane;
at 0 ℃;
for 0.25h;
With
1-hydroxy-7-aza-benzotriazole; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine;
In
dichloromethane;
at 0 - 20 ℃;
DOI:10.1002/psc.1361
- Guidance literature:
-
With
palladium 10% on activated carbon; hydrogen;
In
ethyl acetate;
at 20 ℃;
DOI:10.1002/psc.1361
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: palladium 10% on activated carbon; hydrogen / ethyl acetate / 20 °C
2.1: dichloromethane / 0 °C
2.2: 0 - 20 °C
3.1: palladium 10% on activated carbon; hydrogen / ethyl acetate / 2 h / 20 °C
4.1: 2,4,6-trichlorobenzoyl chloride; N-ethyl-N,N-diisopropylamine / tetrahydrofuran / 3 h / 20 °C
4.2: 3 h / 20 °C
5.1: trifluoroacetic acid / dichloromethane / 4 h / 0 - 20 °C
6.1: N-ethyl-N,N-diisopropylamine; HATU / tetrahydrofuran / 72 h / 20 °C
With
2,4,6-trichlorobenzoyl chloride; palladium 10% on activated carbon; hydrogen; N-ethyl-N,N-diisopropylamine; HATU; trifluoroacetic acid;
In
tetrahydrofuran; dichloromethane; ethyl acetate;
4.1: Yamaguchi esterification / 4.2: Yamaguchi esterification;
DOI:10.1002/psc.1361