(7R,9aR)-benzyl 8-allyl-7-(3-cyano-4-fluoro-2-methylphenyl)hexahydro-1H-pyrazino[1,2-a]pyrazine-2(6H)-carboxylate

Base Information

Chemical Name:(7R,9aR)-benzyl 8-allyl-7-(3-cyano-4-fluoro-2-methylphenyl)hexahydro-1H-pyrazino[1,2-a]pyrazine-2(6H)-carboxylate
CAS No.:1426072-85-6
Molecular Formula:C₂₆H₂₉FN₄O₂
Molecular Weight:448.54
Hs Code.:

Synonyms:(7R,9aR)-benzyl 8-allyl-7-(3-cyano-4-fluoro-2-methylphenyl)hexahydro-1H-pyrazino[1,2-a]pyrazine-2(6H)-carboxylate

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Chemical Property of (7R,9aR)-benzyl 8-allyl-7-(3-cyano-4-fluoro-2-methylphenyl)hexahydro-1H-pyrazino[1,2-a]pyrazine-2(6H)-carboxylate

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Technology Process of (7R,9aR)-benzyl 8-allyl-7-(3-cyano-4-fluoro-2-methylphenyl)hexahydro-1H-pyrazino[1,2-a]pyrazine-2(6H)-carboxylate

There total 8 articles about (7R,9aR)-benzyl 8-allyl-7-(3-cyano-4-fluoro-2-methylphenyl)hexahydro-1H-pyrazino[1,2-a]pyrazine-2(6H)-carboxylate 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:

: 1426071-28-4
(3S)-benzyl 4-(2-(3-cyano-4-fluoro-2-methylphenyl)-2-hydroxyethyl)-3-(hydroxymethyl)piperazine-1-carboxylate

: 107-11-9,30551-89-4
1-amino-2-propene

: 1426072-85-6
(7R,9aR)-benzyl 8-allyl-7-(3-cyano-4-fluoro-2-methylphenyl)hexahydro-1H-pyrazino[1,2-a]pyrazine-2(6H)-carboxylate

: 1426072-86-7
(7S,9aR)-benzyl 8-allyl-7-(3-cyano-4-fluoro-2-methylphenyl)hexahydro-1H-pyrazino[1,2-a]pyrazine-2(6H)-carboxylate

Guidance literature:: (3S)-benzyl 4-(2-(3-cyano-4-fluoro-2-methylphenyl)-2-hydroxyethyl)-3-(hydroxymethyl)piperazine-1-carboxylate; With thionyl chloride; at 90 ℃; for 1h;

1-amino-2-propene; With sodium iodide; In N,N-dimethyl-formamide; at 0 - 90 ℃; for 1h; Sealed tube;

Reference yield:

: 1426071-28-4
(3S)-benzyl 4-(2-(3-cyano-4-fluoro-2-methylphenyl)-2-hydroxyethyl)-3-(hydroxymethyl)piperazine-1-carboxylate

: 107-11-9,30551-89-4
1-amino-2-propene

: 1426072-85-6
(7R,9aR)-benzyl 8-allyl-7-(3-cyano-4-fluoro-2-methylphenyl)hexahydro-1H-pyrazino[1,2-a]pyrazine-2(6H)-carboxylate

Guidance literature:: (3S)-benzyl 4-(2-(3-cyano-4-fluoro-2-methylphenyl)-2-hydroxyethyl)-3-(hydroxymethyl)piperazine-1-carboxylate; at 90 ℃; for 1h;

1-amino-2-propene; With sodium iodide; In N,N-dimethyl-formamide; at 0 - 90 ℃; for 1h; Sealed tube;

Reference yield:

: 1255207-47-6
3-bromo-6-fluoro-2-methyl-benzonitrile

: 1426072-85-6
(7R,9aR)-benzyl 8-allyl-7-(3-cyano-4-fluoro-2-methylphenyl)hexahydro-1H-pyrazino[1,2-a]pyrazine-2(6H)-carboxylate

Guidance literature:: Multi-step reaction with 5 steps

1.1: dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; triethylamine / ethanol / 4 h / Inert atmosphere; Reflux

2.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 72 h / 0 - 20 °C

3.1: ethanol / 0.5 h / 150 °C / Microwave irradiation

4.1: trifluoroacetic acid / dichloromethane / 1 h / 20 °C

4.2: 1 h / 0 °C

5.1: thionyl chloride / 1 h / 90 °C

5.2: 1 h / 0 - 90 °C / Sealed tube

With thionyl chloride; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; triethylamine; 3-chloro-benzenecarboperoxoic acid; trifluoroacetic acid; In ethanol; dichloromethane;