[(7R,9aS)-2-(2,3-dichlorophenyl)octahydropyrido[1,2-a]pyrazin-7-yl]ethylamine

Base Information

Chemical Name:[(7R,9aS)-2-(2,3-dichlorophenyl)octahydropyrido[1,2-a]pyrazin-7-yl]ethylamine
CAS No.:910127-52-5
Molecular Formula:C₁₆H₂₃Cl₂N₃
Molecular Weight:328.285
Hs Code.:

Synonyms:[(7R,9aS)-2-(2,3-dichlorophenyl)octahydropyrido[1,2-a]pyrazin-7-yl]ethylamine

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Chemical Property of [(7R,9aS)-2-(2,3-dichlorophenyl)octahydropyrido[1,2-a]pyrazin-7-yl]ethylamine

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Technology Process of [(7R,9aS)-2-(2,3-dichlorophenyl)octahydropyrido[1,2-a]pyrazin-7-yl]ethylamine

There total 5 articles about [(7R,9aS)-2-(2,3-dichlorophenyl)octahydropyrido[1,2-a]pyrazin-7-yl]ethylamine 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: 66.0%

: 910127-51-4
[(7R,9aS)-2-(2,3-dichlorophenyl)octahydropyrido[1,2-a]pyrazin-7-yl]acetonitrile

: 910127-52-5
[(7R,9aS)-2-(2,3-dichlorophenyl)octahydropyrido[1,2-a]pyrazin-7-yl]ethylamine

Guidance literature:: With lithium aluminium tetrahydride; In diethyl ether; at 20 ℃; for 1h;
DOI:10.1016/j.bmc.2006.05.025

Reference yield:

: 179089-69-1,145012-50-6,145012-51-7,433734-91-9
(7S,9aS)-1-(octahydropyrido[1,2-a]pyrazin-7-yl)methanol

: 910127-52-5
[(7R,9aS)-2-(2,3-dichlorophenyl)octahydropyrido[1,2-a]pyrazin-7-yl]ethylamine

Guidance literature:: Multi-step reaction with 4 steps

1: 51 percent / (+/-)-2,2'-bis(diphenylphosphino)-1,1'-binaphthyl; t-BuONa / Pd₂(dba)3 / toluene / 2.5 h / 80 °C

2: 71 percent / triethylamine / tetrahydrofuran / 0.5 h / 20 °C

3: 77 percent / dimethylsulfoxide; toluene / 80 °C

4: 66 percent / LiAlH₄ / diethyl ether / 1 h / 20 °C

With lithium aluminium tetrahydride; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; triethylamine; sodium t-butanolate; tris(dibenzylideneacetone)dipalladium ⁽⁰⁾; In tetrahydrofuran; diethyl ether; dimethyl sulfoxide; toluene;
DOI:10.1016/j.bmc.2006.05.025

Reference yield:

: 56961-77-4
1-bromo-2,3-dichlorobenzene

: 910127-52-5
[(7R,9aS)-2-(2,3-dichlorophenyl)octahydropyrido[1,2-a]pyrazin-7-yl]ethylamine

Guidance literature:: Multi-step reaction with 4 steps

1: 51 percent / (+/-)-2,2'-bis(diphenylphosphino)-1,1'-binaphthyl; t-BuONa / Pd₂(dba)3 / toluene / 2.5 h / 80 °C

2: 71 percent / triethylamine / tetrahydrofuran / 0.5 h / 20 °C

3: 77 percent / dimethylsulfoxide; toluene / 80 °C

4: 66 percent / LiAlH₄ / diethyl ether / 1 h / 20 °C

With lithium aluminium tetrahydride; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; triethylamine; sodium t-butanolate; tris(dibenzylideneacetone)dipalladium ⁽⁰⁾; In tetrahydrofuran; diethyl ether; dimethyl sulfoxide; toluene;
DOI:10.1016/j.bmc.2006.05.025