3-((3S,7R,8R,9aR)-2-benzyl-7,8-dimethyl-3-phenyl-octahydro-1H-pyrido[1,2-a]pyrazin-8-yl)phenyl trifluoromethanesulfonate

Base Information

Chemical Name:3-((3S,7R,8R,9aR)-2-benzyl-7,8-dimethyl-3-phenyl-octahydro-1H-pyrido[1,2-a]pyrazin-8-yl)phenyl trifluoromethanesulfonate
CAS No.:918829-67-1
Molecular Formula:C₃₀H₃₃F₃N₂O₃S
Molecular Weight:558.665
Hs Code.:

Synonyms:3-((3S,7R,8R,9aR)-2-benzyl-7,8-dimethyl-3-phenyl-octahydro-1H-pyrido[1,2-a]pyrazin-8-yl)phenyl trifluoromethanesulfonate

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Chemical Property of 3-((3S,7R,8R,9aR)-2-benzyl-7,8-dimethyl-3-phenyl-octahydro-1H-pyrido[1,2-a]pyrazin-8-yl)phenyl trifluoromethanesulfonate

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Technology Process of 3-((3S,7R,8R,9aR)-2-benzyl-7,8-dimethyl-3-phenyl-octahydro-1H-pyrido[1,2-a]pyrazin-8-yl)phenyl trifluoromethanesulfonate

There total 8 articles about 3-((3S,7R,8R,9aR)-2-benzyl-7,8-dimethyl-3-phenyl-octahydro-1H-pyrido[1,2-a]pyrazin-8-yl)phenyl trifluoromethanesulfonate 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: 72.0%

: 918829-06-8
3-((3S,7R,8R,9αR)-2-benzyl-7,8-dimethyl-3-phenyl-octahydro-1H-pyrido[1,2-α]pyrazin-8-yl)phenol

: 37595-74-7
N,N-phenylbistrifluoromethane-sulfonimide

: 918829-67-1
3-((3S,7R,8R,9aR)-2-benzyl-7,8-dimethyl-3-phenyl-octahydro-1H-pyrido[1,2-a]pyrazin-8-yl)phenyl trifluoromethanesulfonate

Guidance literature:: With triethylamine; In dichloromethane; at 0 - 20 ℃;
DOI:10.1021/jm0604878

Reference yield:

: 918829-03-5
3-((3S,7R,8R,9αR)-7,8-dimethyl-3-phenyl-octahydro-1H-pyrido[1,2-α]pyrazin-8-yl)phenol

: 918829-67-1
3-((3S,7R,8R,9aR)-2-benzyl-7,8-dimethyl-3-phenyl-octahydro-1H-pyrido[1,2-a]pyrazin-8-yl)phenyl trifluoromethanesulfonate

Guidance literature:: Multi-step reaction with 2 steps

1.1: ethanol / 0.17 h / 20 °C

1.2: 71 percent / BH₃*pyridine / ethanol / 18 h / 20 °C

2.1: 72 percent / triethylamine / CH₂Cl₂ / 0 - 20 °C

With triethylamine; In ethanol; dichloromethane;
DOI:10.1021/jm0604878

Reference yield:

: 918829-62-6
tert-butyl (3R,4R)-4-(3-(tert-butyldimethylsilyloxy)phenyl)-3,4-dimethylpiperidine-1-carboxylate

: 918829-67-1
3-((3S,7R,8R,9aR)-2-benzyl-7,8-dimethyl-3-phenyl-octahydro-1H-pyrido[1,2-a]pyrazin-8-yl)phenyl trifluoromethanesulfonate

Guidance literature:: Multi-step reaction with 7 steps

1.1: N,N,N',N'-tetramethylenediamine; sec-butyllithium / diethyl ether; cyclohexane / 4.5 h / -78 °C

1.2: 73 percent / diethyl ether; cyclohexane / -78 - 20 °C

2.1: 82 percent / N,N-diisopropylethylamine; TBTU / acetonitrile / 20 °C

3.1: 95 percent / HCl / methanol; dioxane / 2 h / Heating

4.1: 47 percent / toluene / 60 h / Heating

5.1: 69 percent / BH₃*SMe₂ / tetrahydrofuran / 16 h / Heating

6.1: ethanol / 0.17 h / 20 °C

6.2: 71 percent / BH₃*pyridine / ethanol / 18 h / 20 °C

7.1: 72 percent / triethylamine / CH₂Cl₂ / 0 - 20 °C

With hydrogenchloride; N,N,N,N,-tetramethylethylenediamine; dimethylsulfide borane complex; sec.-butyllithium; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; 1,4-dioxane; methanol; diethyl ether; ethanol; dichloromethane; cyclohexane; toluene; acetonitrile;
DOI:10.1021/jm0604878