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CAS No.: | 1297537-33-7 |
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Name: | 5-acetyl-N-{(2S)-1-[3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl]propan-2-yl}-1H-pyrazole-3-carboxamide |
Article Data: | 9 |
Molecular Structure: | |
Formula: | N/A |
Molecular Weight: | 396.836 |
Synonyms: | 5-acetyl-N-{(2S)-1-[3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl]propan-2-yl}-1H-pyrazole-3-carboxamide |
Density: | 1.41±0.1 g/cm3(Predicted) |
Melting Point: | 210 - 212?C |
Boiling Point: | 714.7±60.0 °C(Predicted) |
(S)-4-(1-(2-aminopropyl) 1H-pyrazol-3-yl)-2-chlorobenzonitrile
5-acetyl-N-{(2S)-1-[3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl]propan-2-yl}-1H-pyrazole-3-carboxamide
Conditions | Yield |
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With 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; N-ethyl-N,N-diisopropylamine In ethyl acetate at 10 - 20℃; Inert atmosphere; | 87.5% |
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; Inert atmosphere; | 79.5% |
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; Inert atmosphere; |
(S)-4-(1-(2-aminopropyl) 1H-pyrazol-3-yl)-2-chlorobenzonitrile
5-acetyl-N-{(2S)-1-[3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl]propan-2-yl}-1H-pyrazole-3-carboxamide
Conditions | Yield |
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With N-ethyl-N,N-diisopropylamine In dichloromethane at 0℃; for 3h; | 87.1% |
2-chloro-4- (1H-pyrazol-3-yl)benzonitrile
5-acetyl-N-{(2S)-1-[3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl]propan-2-yl}-1H-pyrazole-3-carboxamide
Conditions | Yield |
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Multi-step reaction with 2 steps 1.1: triphenylphosphine / ethyl acetate / 0.25 h / Inert atmosphere 1.2: 20 °C 2.1: N-ethyl-N,N-diisopropylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate / dichloromethane / 20 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 2 steps 1: hydrogenchloride; diisopropyl (E)-azodicarboxylate; triphenylphosphine / n-heptane; dichloromethane; water; ethyl acetate 2: water View Scheme | |
Multi-step reaction with 2 steps 1: triphenylphosphine; hydrogenchloride; di-isopropyl azodicarboxylate / ethyl acetate / 10 - 20 °C / Inert atmosphere 2: N-ethyl-N,N-diisopropylamine; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide / ethyl acetate / 10 - 20 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 2 steps 1.1: triphenylphosphine; di-isopropyl azodicarboxylate / tetrahydrofuran / 6 h / 0 - 20 °C / Inert atmosphere 1.2: 24 h / 20 °C 2.1: N-ethyl-N,N-diisopropylamine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 20 °C / Inert atmosphere View Scheme |
(S)-4-(1-(2-aminopropyl) 1H-pyrazol-3-yl)-2-chlorobenzonitrile
4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran
isopropyl alcohol
5-acetyl-N-{(2S)-1-[3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl]propan-2-yl}-1H-pyrazole-3-carboxamide
Conditions | Yield |
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In water |
2-Chloro-4-(1H-pyrazol-5-yl)benzonitrile hydrochloride
5-acetyl-N-{(2S)-1-[3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl]propan-2-yl}-1H-pyrazole-3-carboxamide
Conditions | Yield |
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Multi-step reaction with 3 steps 1: methanol; water 2: hydrogenchloride; diisopropyl (E)-azodicarboxylate; triphenylphosphine / n-heptane; dichloromethane; water; ethyl acetate 3: water View Scheme |
4-bromo-2-chlorobenzonitrile
5-acetyl-N-{(2S)-1-[3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl]propan-2-yl}-1H-pyrazole-3-carboxamide
Conditions | Yield |
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Multi-step reaction with 4 steps 1.1: potassium carbonate / acetonitrile; water / 0.5 h / Inert atmosphere; Reflux 1.2: 2.5 h / 60 - 70 °C / Inert atmosphere 2.1: hydrogenchloride / water / 2 h / 10 °C 2.2: 4 h / 0 - 5 °C 3.1: triphenylphosphine; hydrogenchloride; di-isopropyl azodicarboxylate / ethyl acetate / 10 - 20 °C / Inert atmosphere 4.1: N-ethyl-N,N-diisopropylamine; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide / ethyl acetate / 10 - 20 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 4 steps 1.1: trans-bis(triphenylphosphine)palladium dichloride; sodium carbonate / water; tetrahydrofuran / 40 °C 2.1: hydrogenchloride / ethanol / Reflux 3.1: triphenylphosphine; di-isopropyl azodicarboxylate / tetrahydrofuran / 6 h / 0 - 20 °C / Inert atmosphere 3.2: 24 h / 20 °C 4.1: N-ethyl-N,N-diisopropylamine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 20 °C / Inert atmosphere View Scheme |
2-Chloro-4-(1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazol-5-yl)benzonitrile
5-acetyl-N-{(2S)-1-[3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl]propan-2-yl}-1H-pyrazole-3-carboxamide
Conditions | Yield |
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Multi-step reaction with 3 steps 1.1: hydrogenchloride / water / 2 h / 10 °C 1.2: 4 h / 0 - 5 °C 2.1: triphenylphosphine; hydrogenchloride; di-isopropyl azodicarboxylate / ethyl acetate / 10 - 20 °C / Inert atmosphere 3.1: N-ethyl-N,N-diisopropylamine; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide / ethyl acetate / 10 - 20 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 3 steps 1.1: hydrogenchloride / ethanol / Reflux 2.1: triphenylphosphine; di-isopropyl azodicarboxylate / tetrahydrofuran / 6 h / 0 - 20 °C / Inert atmosphere 2.2: 24 h / 20 °C 3.1: N-ethyl-N,N-diisopropylamine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 20 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 3 steps 1.1: hydrogenchloride / water; methanol / 2 h / 10 °C 2.1: triphenylphosphine / ethyl acetate / Inert atmosphere 2.2: 10 - 20 °C / Inert atmosphere 2.3: 30 - 45 °C / Inert atmosphere 3.1: potassium tert-butylate / toluene / 1 h / 0 °C / Inert atmosphere 3.2: 2 h / 0 - 20 °C / Inert atmosphere View Scheme |
5-acetyl-N-{(2S)-1-[3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl]propan-2-yl}-1H-pyrazole-3-carboxamide
Conditions | Yield |
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Multi-step reaction with 2 steps 1.1: hydrogenchloride / water; 1,4-dioxane / 3 h / 10 °C 2.1: potassium tert-butylate / toluene / 1 h / 0 °C / Inert atmosphere 2.2: 2 h / 0 - 20 °C / Inert atmosphere View Scheme |
5-acetyl-1H-pyrazole-3-carboxylic acid ethyl ester
(S)-4-(1-(2-aminopropyl) 1H-pyrazol-3-yl)-2-chlorobenzonitrile
5-acetyl-N-{(2S)-1-[3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl]propan-2-yl}-1H-pyrazole-3-carboxamide
Conditions | Yield |
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Stage #1: (S)-4-(1-(2-aminopropyl)-1H-pyrazol-3-yl)-2-chlorobenzonitrile With potassium tert-butylate In toluene at 0℃; for 1h; Inert atmosphere; Stage #2: 5-acetyl-1H-pyrazole-3-carboxylic acid ethyl ester In toluene at 0 - 20℃; for 2h; Inert atmosphere; | 15.4 g |
2-chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzonitrile
5-acetyl-N-{(2S)-1-[3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl]propan-2-yl}-1H-pyrazole-3-carboxamide
Conditions | Yield |
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Multi-step reaction with 4 steps 1.1: potassium carbonate / acetonitrile; water / 0.5 h / Inert atmosphere; Reflux 1.2: palladium catalyst / 2 h / 60 - 70 °C / Inert atmosphere 2.1: hydrogenchloride / water; methanol / 2 h / 10 °C 3.1: triphenylphosphine / ethyl acetate / Inert atmosphere 3.2: 10 - 20 °C / Inert atmosphere 3.3: 30 - 45 °C / Inert atmosphere 4.1: potassium tert-butylate / toluene / 1 h / 0 °C / Inert atmosphere 4.2: 2 h / 0 - 20 °C / Inert atmosphere View Scheme |