4-{[2-oxo-4-(3,4,5-trifluorophenyl)pyrrolidin-1-yl]methyl}-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-5-carbonitrile

Base Information

Chemical Name:4-{[2-oxo-4-(3,4,5-trifluorophenyl)pyrrolidin-1-yl]methyl}-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-5-carbonitrile
CAS No.:1542139-17-2
Molecular Formula:C₂₀H₁₉F₃N₄O₂
Molecular Weight:404.392
Hs Code.:

Synonyms:4-{[2-oxo-4-(3,4,5-trifluorophenyl)pyrrolidin-1-yl]methyl}-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-5-carbonitrile

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Chemical Property of 4-{[2-oxo-4-(3,4,5-trifluorophenyl)pyrrolidin-1-yl]methyl}-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-5-carbonitrile

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Technology Process of 4-{[2-oxo-4-(3,4,5-trifluorophenyl)pyrrolidin-1-yl]methyl}-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-5-carbonitrile

There total 4 articles about 4-{[2-oxo-4-(3,4,5-trifluorophenyl)pyrrolidin-1-yl]methyl}-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-5-carbonitrile 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:

: 957346-02-0
4-bromo-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-5-carbonitrile

: 1542139-16-1
ethyl 4-nitro-3-(3,4,5-trifluorophenyl)butanoate

: 16712-16-6,64165-14-6,65387-22-6,70179-79-2,540-69-2
ammonium formate

: 109-94-4
formic acid ethyl ester

: 1542139-17-2
4-{[2-oxo-4-(3,4,5-trifluorophenyl)pyrrolidin-1-yl]methyl}-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-5-carbonitrile

Guidance literature:: 4-bromo-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-5-carbonitrile; With n-butyllithium; In tetrahydrofuran; hexane; at -93 - -88 ℃; for 0.583333h; Inert atmosphere;

formic acid ethyl ester; In tetrahydrofuran; hexane; for 0.333333h; Inert atmosphere;

ethyl 4-nitro-3-(3,4,5-trifluorophenyl)butanoate; ammonium formate; With palladium 10% on activated carbon; In tetrahydrofuran; methanol; hexane; at 20 ℃; Inert atmosphere;

Reference yield:

: 110-87-2
3,4-dihydro-2H-pyran

: 1542139-17-2
4-{[2-oxo-4-(3,4,5-trifluorophenyl)pyrrolidin-1-yl]methyl}-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-5-carbonitrile

Guidance literature:: Multi-step reaction with 2 steps

1.1: trifluoroacetic acid / 1,2-dichloro-ethane / 24 h / 20 °C

2.1: n-butyllithium / hexane; tetrahydrofuran / 0.58 h / -93 - -88 °C / Inert atmosphere

2.2: 0.33 h / Inert atmosphere

2.3: 20 °C / Inert atmosphere

With n-butyllithium; trifluoroacetic acid; In tetrahydrofuran; hexane; 1,2-dichloro-ethane;

Reference yield:

: 132123-54-7
3,4,5-trifluorobenzaldehyde

: 1542139-17-2
4-{[2-oxo-4-(3,4,5-trifluorophenyl)pyrrolidin-1-yl]methyl}-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazole-5-carbonitrile

Guidance literature:: Multi-step reaction with 3 steps

1.1: hexane; tetrahydrofuran; dichloromethane / 6.5 h / 5 - 45 °C

2.1: 1,8-diazabicyclo[5.4.0]undec-7-ene / 2 h / -21 - -5 °C

3.1: n-butyllithium / hexane; tetrahydrofuran / 0.58 h / -93 - -88 °C / Inert atmosphere

3.2: 0.33 h / Inert atmosphere

3.3: 20 °C / Inert atmosphere

With n-butyllithium; 1,8-diazabicyclo[5.4.0]undec-7-ene; In tetrahydrofuran; hexane; dichloromethane;