tert-butyl (1R,3'S)-3'-[2'-(2-aminoethyl)-3-methyl-4-biphenylyl]-5,6-difluoro-3-oxo-1'H,3H-spiro[2-benzofuran-1,4'-piperidine]-1'-carboxylate

Base Information

Chemical Name:tert-butyl (1R,3'S)-3'-[2'-(2-aminoethyl)-3-methyl-4-biphenylyl]-5,6-difluoro-3-oxo-1'H,3H-spiro[2-benzofuran-1,4'-piperidine]-1'-carboxylate
CAS No.:1307795-83-0
Molecular Formula:C₃₂H₃₄F₂N₂O₄
Molecular Weight:548.63
Hs Code.:

Synonyms:tert-butyl (1R,3'S)-3'-[2'-(2-aminoethyl)-3-methyl-4-biphenylyl]-5,6-difluoro-3-oxo-1'H,3H-spiro[2-benzofuran-1,4'-piperidine]-1'-carboxylate

Suppliers and Price of tert-butyl (1R,3'S)-3'-[2'-(2-aminoethyl)-3-methyl-4-biphenylyl]-5,6-difluoro-3-oxo-1'H,3H-spiro[2-benzofuran-1,4'-piperidine]-1'-carboxylate

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of tert-butyl (1R,3'S)-3'-[2'-(2-aminoethyl)-3-methyl-4-biphenylyl]-5,6-difluoro-3-oxo-1'H,3H-spiro[2-benzofuran-1,4'-piperidine]-1'-carboxylate

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of tert-butyl (1R,3'S)-3'-[2'-(2-aminoethyl)-3-methyl-4-biphenylyl]-5,6-difluoro-3-oxo-1'H,3H-spiro[2-benzofuran-1,4'-piperidine]-1'-carboxylate

There total 10 articles about tert-butyl (1R,3'S)-3'-[2'-(2-aminoethyl)-3-methyl-4-biphenylyl]-5,6-difluoro-3-oxo-1'H,3H-spiro[2-benzofuran-1,4'-piperidine]-1'-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:

: 1307795-80-7
tert-butyl (1R,3'S)-3'-[2'-(2-{[(benzyloxy)carbonyl]amino}ethyl)-3-methyl-4-biphenylyl]-5,6-difluoro-3-oxo-1'H,3H-spiro[2-benzofuran-1,4'-piperidine]-1'-carboxylate

: 1307795-83-0
tert-butyl (1R,3'S)-3'-[2'-(2-aminoethyl)-3-methyl-4-biphenylyl]-5,6-difluoro-3-oxo-1'H,3H-spiro[2-benzofuran-1,4'-piperidine]-1'-carboxylate

Guidance literature:: With hydrogen; palladium 10% on activated carbon; In ethanol; at 20 ℃; for 20h; Inert atmosphere;

Reference yield:

: 79099-07-3
N-tert-butyloxycarbonylpiperidin-4-one

: 1307795-83-0
tert-butyl (1R,3'S)-3'-[2'-(2-aminoethyl)-3-methyl-4-biphenylyl]-5,6-difluoro-3-oxo-1'H,3H-spiro[2-benzofuran-1,4'-piperidine]-1'-carboxylate

Guidance literature:: Multi-step reaction with 7 steps

1.1: sodium t-butanolate / tris(dibenzylideneacetone)dipalladium⁽⁰⁾ chloroform complex; 1,1'-bis(di-tertbutylphosphino)ferrocene / tetrahydrofuran / 12 h / 70 °C / Inert atmosphere

2.1: 1H-imidazole / dmap / N,N-dimethyl-formamide / 48 h / 20 °C

3.1: n-butyllithium; cerium(III) chloride; dibutylmagnesium / hexane; tetrahydrofuran / 0.67 h / -78 - 0 °C

3.2: 3 h / 20 °C

4.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 2 h / 20 °C

5.1: triethylamine / dichloromethane / 2 h / 0 °C

6.1: potassium phosphate / palladium diacetate; dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane / tetrahydrofuran / 4 h / 80 °C / Inert atmosphere

7.1: hydrogen / palladium 10% on activated carbon / ethanol / 20 h / 20 °C / Inert atmosphere

With 1H-imidazole; n-butyllithium; cerium(III) chloride; dibutylmagnesium; tetrabutyl ammonium fluoride; hydrogen; triethylamine; sodium t-butanolate; dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; dmap; tris(dibenzylideneacetone)dipalladium⁽⁰⁾ chloroform complex; 1,1'-bis(di-tertbutylphosphino)ferrocene; palladium 10% on activated carbon; palladium diacetate; In tetrahydrofuran; ethanol; hexane; dichloromethane; N,N-dimethyl-formamide;

Reference yield:

: rac-tert-butyl (1R,3'S)-3'-(4-{[tert-butyl(dimethyl)silyl]oxy})-2-methylphenyl-5,6-difluoro-3-oxo-1'H,3H-spiro[2-benzofuran-1,4'-piperidine]-1'-carboxylate

: 1307795-83-0
tert-butyl (1R,3'S)-3'-[2'-(2-aminoethyl)-3-methyl-4-biphenylyl]-5,6-difluoro-3-oxo-1'H,3H-spiro[2-benzofuran-1,4'-piperidine]-1'-carboxylate

Guidance literature:: Multi-step reaction with 4 steps

1: tetrabutyl ammonium fluoride / tetrahydrofuran / 2 h / 20 °C

2: triethylamine / dichloromethane / 2 h / 0 °C

3: potassium phosphate / palladium diacetate; dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane / tetrahydrofuran / 4 h / 80 °C / Inert atmosphere

4: hydrogen / palladium 10% on activated carbon / ethanol / 20 h / 20 °C / Inert atmosphere

With tetrabutyl ammonium fluoride; hydrogen; triethylamine; dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; palladium 10% on activated carbon; palladium diacetate; In tetrahydrofuran; ethanol; dichloromethane;