1-Ethyl-3-(3'-dimethylaminopropyl)carbodiimide → (S)-3-acetyl-N-(2-(3-(4-cyano-3-(trifluoromethyl)phenyl)-1H-pyrazol-1-yl)propyl)-1H-pyrazole-5-carboxamide

HRID 872747Notes

Reaction equation

HRID 872747 reaction equation
[NH2:1][CH2:2][C@@H:3]([N:5]1[CH:9]=[CH:8][C:7]([C:10]2[CH:17]=[CH:16][C:13]([C:14]#[N:15])=[C:12]([C:18]([F:21])([F:20])[F:19])[CH:11]=2)=[N:6]1)[CH3:4].[C:22]([C:25]1[CH:29]=[C:28]([C:30](O)=[O:31])[NH:27][N:26]=1)(=[O:24])[CH3:23].C1C=CC2N(O)N=NC=2C=1.CCN(C(C)C)C(C)C.CCN=C=NCCCN(C)C>C(Cl)Cl>[C:22]([C:25]1[CH:29]=[C:28]([C:30]([NH:1][CH2:2][C@@H:3]([N:5]2[CH:9]=[CH:8][C:7]([C:10]3[CH:17]=[CH:16][C:13]([C:14]#[N:15])=[C:12]([C:18]([F:20])([F:21])[F:19])[CH:11]=3)=[N:6]2)[CH3:4])=[O:31])[NH:27][N:26]=1)(=[O:24])[CH3:23]

Participants

7

Reactant 5

HCID 159081-Ethyl-3-(3'-dimethylaminopropyl)carbodiimideHCID 757711-HydroxybenzotriazoleHCID 81531DiisopropylethylamineHCID 167673463-acetyl-1H-pyrazole-5-carboxylic acidHCID 67173174(S)-4-(1-(1-aminopropan-2-yl)-1H-pyrazol-3-yl)-2-(trifluoromethyl)benzonitrile

Product 1

HCID 70655853(S)-3-acetyl-N-(2-(3-(4-cyano-3-(trifluoromethyl)phenyl)-1H-pyrazol-1-yl)propyl)-1H-pyrazole-5-carboxamideYield 77.4%

Reagents, catalysts & solvents 1

HCID 6344DichloromethaneSolvent

Procedure

The title compound was synthesized from (S)-4-(1-(1-aminopropan-2-yl)-1H-pyrazol-3-yl)-2-(trifluoromethyl)benzonitrile (429 mg, 1.45 mmol), 3-acetyl-1H-pyrazole-5-carboxylic acid (225 mg, 1.45 mmol), HOBt (236 mg, 1.75 mmol), DIPEA (0.305 mL, 1.75 mmol) and EDCI (335 mg, 1.75 mmol) using DCM as solvent using the method of Example 34(d) affording 483 mg of the title compound. 1H NMR (400 MHz; d6-DMSO): δ 1.50 (d, 3H), 2.47 (s, 3H), 3.63 (m, 2H), 4.69 (m, 1H), 7.03 (d, 1H), 7.25 (bs, 1H), 7.90 (d, 1H), 8.18 (m, 2H), 8.27 (m, 1H), 14.15 (bs, 1H).

Sources & evidence

ORD record
ord-1325277e097e41eabd25a995d9c6c55c
Source dataset
uspto-grants-2015_03
Patent number
US08975254B2

Reaction notes

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