(2S,5R)-2-((R)-2-Benzenesulfonyl-1-phenyl-ethyl)-3,6-diethoxy-5-isopropyl-2,5-dihydro-pyrazine

Base Information

Chemical Name:(2S,5R)-2-((R)-2-Benzenesulfonyl-1-phenyl-ethyl)-3,6-diethoxy-5-isopropyl-2,5-dihydro-pyrazine
CAS No.:170642-39-4
Molecular Formula:C₂₅H₃₂N₂O₄S
Molecular Weight:456.606
Hs Code.:

Synonyms:(2S,5R)-2-((R)-2-Benzenesulfonyl-1-phenyl-ethyl)-3,6-diethoxy-5-isopropyl-2,5-dihydro-pyrazine

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Chemical Property of (2S,5R)-2-((R)-2-Benzenesulfonyl-1-phenyl-ethyl)-3,6-diethoxy-5-isopropyl-2,5-dihydro-pyrazine

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Technology Process of (2S,5R)-2-((R)-2-Benzenesulfonyl-1-phenyl-ethyl)-3,6-diethoxy-5-isopropyl-2,5-dihydro-pyrazine

There total 2 articles about (2S,5R)-2-((R)-2-Benzenesulfonyl-1-phenyl-ethyl)-3,6-diethoxy-5-isopropyl-2,5-dihydro-pyrazine 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: 74.0%

: 16212-06-9
phenyl styryl sulfone

: C₁₁H₁₉N₂O₂^(1-)*Li⁽¹⁺⁾

: 170642-39-4
(2S,5R)-2-((R)-2-Benzenesulfonyl-1-phenyl-ethyl)-3,6-diethoxy-5-isopropyl-2,5-dihydro-pyrazine

: 170899-20-4
(2S,5R)-2-((S)-2-Benzenesulfonyl-1-phenyl-ethyl)-3,6-diethoxy-5-isopropyl-2,5-dihydro-pyrazine

Guidance literature:: In tetrahydrofuran; diethyl ether; at -70 ℃; for 0.25h;
DOI:10.1021/jo00121a010

Reference yield:

: 5418-11-1
phenyl styryl sulfone

: C₁₁H₁₉N₂O₂^(1-)*Li⁽¹⁺⁾

: 170642-39-4
(2S,5R)-2-((R)-2-Benzenesulfonyl-1-phenyl-ethyl)-3,6-diethoxy-5-isopropyl-2,5-dihydro-pyrazine

: 170899-20-4
(2S,5R)-2-((S)-2-Benzenesulfonyl-1-phenyl-ethyl)-3,6-diethoxy-5-isopropyl-2,5-dihydro-pyrazine

Guidance literature:: DOI:10.1021/jo00121a010

Reference yield:

: 170642-39-4
(2S,5R)-2-((R)-2-Benzenesulfonyl-1-phenyl-ethyl)-3,6-diethoxy-5-isopropyl-2,5-dihydro-pyrazine

: 170899-22-6
(2S,3R)-2-Amino-3-phenyl-butyric acid ethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 82 percent Chromat_. / Na amalgam

2: 90 percent / 0.5 N HCl / diethyl ether

With hydrogenchloride; sodium amalgam; In diethyl ether;
DOI:10.1021/jo00121a010