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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 872762Generated: October 31, 2026

1-Ethyl-3-(3'-dimethylaminopropyl)carbodiimide → (S)-N-(2-(3-(4-cyano-3,5-difluorophenyl)-1H-pyrazol-1-yl)propyl)-3-(pyridin-3-yl)-1H-pyrazole-5-carboxamide

https://huagongshe.com/reaction/872762

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Ethyl-3-(3'-dimethylaminopropyl)carbodiimideHCID 15908—
Reactant1-HydroxybenzotriazoleHCID 75771—
ReactantDiisopropylethylamineHCID 81531—
Reactant3-(pyridin-3-yl)-1H-pyrazole-5-carboxylic acidHCID 3159715—
Reactant(S)-4-(1-(1-aminopropan-2-yl)-1H-pyrazol-3-yl)-2,6-difluorobenzonitrileHCID 67171103—
SolventDichloromethaneHCID 6344—
Product(S)-N-(2-(3-(4-cyano-3,5-difluorophenyl)-1H-pyrazol-1-yl)propyl)-3-(pyridin-3-yl)-1H-pyrazole-5-carboxamideHCID 52919828—

Reaction Steps

The title compound was synthesized from (S)-4-(1-(1-aminopropan-2-yl)-1H-pyrazol-3-yl)-2,6-difluorobenzonitrile (0.277 g, 1.06 mmol), 3-(pyridin-3-yl)-1H-pyrazole-5-carboxylic acid (0.2 g, 1.06 mmol), HOBt (0.17 g, 1.27 mmol), DIPEA (0.22 mL, 1.27 mmol) and EDCI (0.243 g, 1.27 mmol) using DCM as the solvent using the method of Example 34(d). Yield 0.13 g. 1H NMR (400 MHz; d6-DMSO): δ 1.50 (d, 3H), 3.66 (m, 2H), 4.72 (m, 1H), 7.00 (d, 1H), 7.20 (s, 1H), 7.48 (m, 1H), 7.78 (m, 2H), 7.93 (d, 1H), 8.13 (m, 1H), 8.55 (dd, 1H), 8.97 (s, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08975254B2
Source datasetuspto-grants-2015_03
ORD IDord-bd14904e582d43f699fc7d768f316af4
Source noteuspto-grants-2015_03