tert-butyl 7-(diphenylphosphino)-2,3,4,5-tetrahydro-1H-azepine-1-carboxylate-borane complex

Base Information

Chemical Name:tert-butyl 7-(diphenylphosphino)-2,3,4,5-tetrahydro-1H-azepine-1-carboxylate-borane complex
CAS No.:1372716-08-9
Molecular Formula:C₂₃H₃₁BNO₂P
Molecular Weight:395.289
Hs Code.:

Synonyms:tert-butyl 7-(diphenylphosphino)-2,3,4,5-tetrahydro-1H-azepine-1-carboxylate-borane complex

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Chemical Property of tert-butyl 7-(diphenylphosphino)-2,3,4,5-tetrahydro-1H-azepine-1-carboxylate-borane complex

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Technology Process of tert-butyl 7-(diphenylphosphino)-2,3,4,5-tetrahydro-1H-azepine-1-carboxylate-borane complex

There total 2 articles about tert-butyl 7-(diphenylphosphino)-2,3,4,5-tetrahydro-1H-azepine-1-carboxylate-borane complex 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: 75.0%

: 370861-83-9
tert-butyl 7-[(diphenoxyphosphoryl)oxo]-2,3,4,5-tetrahydro-1H-azepine-1-carboxylate

: 41593-58-2
diphenylphosphineborane

: 1372716-08-9
tert-butyl 7-(diphenylphosphino)-2,3,4,5-tetrahydro-1H-azepine-1-carboxylate-borane complex

Guidance literature:: With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; caesium carbonate; In acetonitrile; at 65 - 70 ℃; for 2h; Inert atmosphere;
DOI:10.1002/ejoc.201101293

Reference yield:

: 106412-36-6
tert-butyl 2-oxoazepane-1-carboxylate

: 1372716-08-9
tert-butyl 7-(diphenylphosphino)-2,3,4,5-tetrahydro-1H-azepine-1-carboxylate-borane complex

Guidance literature:: Multi-step reaction with 2 steps

1.1: lithium diisopropyl amide / tetrahydrofuran / 2 h / -78 °C

1.2: 2 h / -78 °C

2.1: (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; caesium carbonate / acetonitrile / 2 h / 65 - 70 °C / Inert atmosphere

With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; caesium carbonate; lithium diisopropyl amide; In tetrahydrofuran; acetonitrile;
DOI:10.1002/ejoc.201101293