tert-butyl (2S)-2-{(S)-amino[3-(1-ethyl-1H-pyrazol-4-yl)-phenyl]methyl}piperidine-1-carboxylate

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Chemical Name:tert-butyl (2S)-2-{(S)-amino[3-(1-ethyl-1H-pyrazol-4-yl)-phenyl]methyl}piperidine-1-carboxylate
CAS No.:1007110-15-7
Molecular Formula:C₂₂H₃₂N₄O₂
Molecular Weight:384.522
Hs Code.:

Synonyms:tert-butyl (2S)-2-{(S)-amino[3-(1-ethyl-1H-pyrazol-4-yl)-phenyl]methyl}piperidine-1-carboxylate

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Chemical Property of tert-butyl (2S)-2-{(S)-amino[3-(1-ethyl-1H-pyrazol-4-yl)-phenyl]methyl}piperidine-1-carboxylate

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Technology Process of tert-butyl (2S)-2-{(S)-amino[3-(1-ethyl-1H-pyrazol-4-yl)-phenyl]methyl}piperidine-1-carboxylate

There total 6 articles about tert-butyl (2S)-2-{(S)-amino[3-(1-ethyl-1H-pyrazol-4-yl)-phenyl]methyl}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: 78.0%

: tert-butyl (2S)-2-{[3-(1-Ethyl-1H-pyrazol-4-yl)phenyl]-(hydroxyimino)methyl}piperidine-1-carboxylate

: 1007110-15-7
tert-butyl (2S)-2-{(S)-amino[3-(1-ethyl-1H-pyrazol-4-yl)-phenyl]methyl}piperidine-1-carboxylate

Guidance literature:: With palladium 10% on activated carbon; ammonia; hydrogen; In methanol; at 20 - 45 ℃; for 27.5h; diastereoselective reaction;
DOI:10.1248/cpb.c16-00314

Reference yield:

: tert-butyl (E)-(2S)-2-((3-(1-ethyl-1H-pyrazol-4-yl)phenyl)(hydroxyimino)methyl)piperidine-1-carboxylate

: 1007110-15-7
tert-butyl (2S)-2-{(S)-amino[3-(1-ethyl-1H-pyrazol-4-yl)-phenyl]methyl}piperidine-1-carboxylate

Guidance literature:: With ammonia; hydrogen; palladium 10% on activated carbon; In methanol; at 20 - 50 ℃; for 27.5h;

Reference yield:

: 1007110-16-8
tert-butyl (2S)-2-((3-bromophenyl)carbonyl)piperidine-1-carboxylate

: 1007110-15-7
tert-butyl (2S)-2-{(S)-amino[3-(1-ethyl-1H-pyrazol-4-yl)-phenyl]methyl}piperidine-1-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1.1: hydroxylamine hydrochloride / ethanol / 5 h / Reflux

1.2: 3 h / 20 °C

2.1: [1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene](3-chloropyridyl) palladium(II) dichloride; potassium carbonate / water; ethanol; toluene / 2 h

3.1: palladium 10% on activated carbon; ammonia; hydrogen / methanol / 27.5 h / 20 - 45 °C

With [1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene](3-chloropyridyl) palladium(II) dichloride; palladium 10% on activated carbon; hydroxylamine hydrochloride; ammonia; hydrogen; potassium carbonate; In methanol; ethanol; water; toluene; 2.1: |Suzuki Coupling;
DOI:10.1248/cpb.c16-00314