Реакция #467419
ord-2c639d3b989d4981847829e087d2bb1f
Уравнение реакции
1-[4-(pyridin-2-yl)-phenyl]-4(S)-hydroxy-2-amino-5(S)-N-(N-methoxycarbonyl-(L)-iso-leucyl)amino-6-phenyl-2-azahexane 3HCl
N-methoxycarbonyl-(L)-valine
TPTU
DBU
DMF
DMF
→
title compound
1-[4-(Pyridin-2-yl)-phenyl]-4(S)-hydroxy-2-N-(N-methoxy-carbonyl-(L)-valyl)amino-5(S)-N-(N-methoxycarbonyl-(L)-iso-leucyl)amino-6-phenyl-2-azahexane
Реактанты
Реагенты
Нет
Условия реакции
Подробные условия
See reaction.notes.procedure_details.
Методика
Analogously to Example 46, 0.96 g (1.5 mmol) of 1-[4-(pyridin-2-yl)-phenyl]-4(S)-hydroxy-2-amino-5(S)-N-(N-methoxycarbonyl-(L)-iso-leucyl)amino-6-phenyl-2-azahexane 3HCl (Example 47d) in 10 ml of DMF are reacted with 0.263 g (1.5 mmol) of N-methoxycarbonyl-(L)-valine, 0.446 g (1.5 mmol) of TPTU and 0.78 ml (4.5 mmol) of DBU in 7 ml of DMF. After working up, the title compound is obtained: TLC: Rf=0.4 (ethyl acetate); HPLC20-100: tRet=11.23. FAB MS (M+H)+=691.