tert-butyl (R)-[(2S,5R)-5-isopropyl-3,6-dimethoxy-2,5-dihydropyrazin-2-yl](phenyl)methylcarbamate

Base Information

Chemical Name:tert-butyl (R)-[(2S,5R)-5-isopropyl-3,6-dimethoxy-2,5-dihydropyrazin-2-yl](phenyl)methylcarbamate
CAS No.:1572214-77-7
Molecular Formula:C₂₁H₃₁N₃O₄
Molecular Weight:389.495
Hs Code.:

Synonyms:tert-butyl (R)-[(2S,5R)-5-isopropyl-3,6-dimethoxy-2,5-dihydropyrazin-2-yl](phenyl)methylcarbamate

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Chemical Property of tert-butyl (R)-[(2S,5R)-5-isopropyl-3,6-dimethoxy-2,5-dihydropyrazin-2-yl](phenyl)methylcarbamate

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Technology Process of tert-butyl (R)-[(2S,5R)-5-isopropyl-3,6-dimethoxy-2,5-dihydropyrazin-2-yl](phenyl)methylcarbamate

There total 1 articles about tert-butyl (R)-[(2S,5R)-5-isopropyl-3,6-dimethoxy-2,5-dihydropyrazin-2-yl](phenyl)methylcarbamate 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:

Reference yield: 27.0%

: 109838-85-9
(2R)-2,5-dihydro-2-isopropyl-3,6-dimethoxypyrazine

: 177896-09-2
tert-butyl benzylidenecarbamate

: 1572214-77-7
tert-butyl (R)-[(2S,5R)-5-isopropyl-3,6-dimethoxy-2,5-dihydropyrazin-2-yl](phenyl)methylcarbamate

: 1572214-86-8
tert-butyl (S)-[(2S,5R)-5-isopropyl-3,6-dimethoxy-2,5-dihydropyrazin-2-yl](phenyl)methylcarbamate

Guidance literature:: (2R)-2,5-dihydro-2-isopropyl-3,6-dimethoxypyrazine; With n-butyllithium; In tetrahydrofuran; hexane; at -78 ℃; for 0.75h;

tert-butyl benzylidenecarbamate; In tetrahydrofuran; hexane; at -78 - -10 ℃; for 8h; Overall yield = 65 %; diastereoselective reaction;
DOI:10.1016/j.tet.2014.01.040