(S)-tert-butyl 1-(5-(4-nitrophenyl)-6-oxo-1,6-dihydropyridazin-3-yl)-2-phenylethylcarbamate

Base Information

Chemical Name:(S)-tert-butyl 1-(5-(4-nitrophenyl)-6-oxo-1,6-dihydropyridazin-3-yl)-2-phenylethylcarbamate
CAS No.:1187648-25-4
Molecular Formula:C₂₃H₂₄N₄O₅
Molecular Weight:436.467
Hs Code.:

Synonyms:(S)-tert-butyl 1-(5-(4-nitrophenyl)-6-oxo-1,6-dihydropyridazin-3-yl)-2-phenylethylcarbamate

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Chemical Property of (S)-tert-butyl 1-(5-(4-nitrophenyl)-6-oxo-1,6-dihydropyridazin-3-yl)-2-phenylethylcarbamate

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Technology Process of (S)-tert-butyl 1-(5-(4-nitrophenyl)-6-oxo-1,6-dihydropyridazin-3-yl)-2-phenylethylcarbamate

There total 2 articles about (S)-tert-butyl 1-(5-(4-nitrophenyl)-6-oxo-1,6-dihydropyridazin-3-yl)-2-phenylethylcarbamate 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: 83.0%

: 70091-75-7
ethyl 2-(4-nitrophenyl)-2-oxoacetate

: 176504-90-8
dimethyl [(3S)-4-phenyl-3-[N-(tert-butyloxycarbonyl)amino]-2-oxobutyl]phosphonate

: 1187648-25-4
(S)-tert-butyl 1-(5-(4-nitrophenyl)-6-oxo-1,6-dihydropyridazin-3-yl)-2-phenylethylcarbamate

Guidance literature:: ethyl 2-(4-nitrophenyl)-2-oxoacetate; dimethyl [(3S)-4-phenyl-3-[N-(tert-butyloxycarbonyl)amino]-2-oxobutyl]phosphonate; With potassium carbonate; In ethanol; at 0 ℃; for 0.5h;

With hydrazine; at 0 ℃; for 0.333333h;
DOI:10.1016/j.bmcl.2018.02.049

Reference yield:

: 51987-73-6
(S)-2-tert-butoxycarbonylamino-3-phenyl-propionic acid methyl ester

: 1187648-25-4
(S)-tert-butyl 1-(5-(4-nitrophenyl)-6-oxo-1,6-dihydropyridazin-3-yl)-2-phenylethylcarbamate

Guidance literature:: Multi-step reaction with 2 steps

1.1: n-butyllithium / tetrahydrofuran / -78 - 0 °C

2.1: potassium carbonate / ethanol / 0.5 h / 0 °C

2.2: 0.33 h / 0 °C

With n-butyllithium; potassium carbonate; In tetrahydrofuran; ethanol;
DOI:10.1016/j.bmcl.2018.02.049