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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 872564Generated: October 26, 2026

1-Ethyl-3-(3'-dimethylaminopropyl)carbodiimide → (S)-N-(1-(3-(3-chloro-4-cyano-2-methylphenyl)-1H-pyrazol-1-yl)propan-2-yl)-5-(trifluoromethyl)-1H-pyrazole-3-carboxamide

https://huagongshe.com/reaction/872564

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Ethyl-3-(3'-dimethylaminopropyl)carbodiimideHCID 15908—
Reactant1-HydroxybenzotriazoleHCID 75771—
ReactantDiisopropylethylamineHCID 81531—
Reactant3-(Trifluoromethyl)-1H-pyrazole-5-carboxylic acidHCID 4193848—
Reactant(S)-4-(1-(2-aminopropyl)-1H-pyrazol-3-yl)-2-chloro-3-methylbenzonitrileHCID 67171072—
SolventDichloromethaneHCID 6344—
Product(S)-N-(1-(3-(3-chloro-4-cyano-2-methylphenyl)-1H-pyrazol-1-yl)propan-2-yl)-5-(trifluoromethyl)-1H-pyrazole-3-carboxamideHCID 7065572941.1%

Reaction Steps

The title compound was prepared from (S)-4-(1-(2-aminopropyl)-1H-pyrazol-3-yl)-2-chloro-3-methylbenzonitrile (0.15 g, 0.546 mmol), 5-trifluoromethyl-1H-pyrazole-3-carboxylic acid (0.108 g, 0.601 mmol), HOBt (0.111 g, 0.819 mmol), DIPEA (0.143 ml, 0.819 mmol) and EDCI (0.157 g, 0.819 mmol) using DCM as solvent using the method of Example 34(d) affording 0.098 g of the title compound. 1H-NMR (400 MHz; d6-DMSO): δ 1.18 (d, 3H), 2.48 (s, 3H), 4.30 (m, 2H), 4.46 (m, 1H), 6.60 (d, 1H), 7.21 (m, 1H), 7.60 (d, 1H), 7.79 (d, 1H), 7.85 (d, 1H), 8.51 (m, 1H), 14.39 (m, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08975254B2
Source datasetuspto-grants-2015_03
ORD IDord-aed0e5e1394a44b293ae4d1a141c0435
Source noteuspto-grants-2015_03