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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 872669Generated: October 30, 2026

1-(pyridin-4-yl)-1H-pyrazole-3-carboxylic acid → (S)-N-(1-(3-(3-chloro-4-cyano-5-fluorophenyl)-1H-pyrazol-1-yl)propan-2-yl)-1-(pyridin-4-yl)-1H-pyrazole-3-carboxamide

https://huagongshe.com/reaction/872669

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(pyridin-4-yl)-1H-pyrazole-3-carboxylic acidHCID 57688378—
Reactant(S)-4-(1-(2-aminopropyl)-1H-pyrazol-3-yl)-2-chloro-6-fluorobenzonitrileHCID 67170587—
Product(S)-N-(1-(3-(3-chloro-4-cyano-5-fluorophenyl)-1H-pyrazol-1-yl)propan-2-yl)-1-(pyridin-4-yl)-1H-pyrazole-3-carboxamideHCID 6657636673.7%

Reaction Steps

The title compound was prepared as described in Example 34(d), starting from 1-(pyridin-4-yl)-1H-pyrazole-3-carboxylic acid (47.5 mg, 0.251 mmol) and (S)-4-(1-(2-aminopropyl)-1H-pyrazol-3-yl)-2-chloro-6-fluorobenzonitrile (70 mg, 0.251 mmol). The precipitate that formed during the reaction was filtered out of the reaction mixture was washed with 2×5 ml of water and dried with vacuum at 40° C. Yield 73.7%. 1H-NMR (400 MHz; DMSO-d6): δ 1.18 (d, 3H), 4.31-4.42 (m, 2H), 4.43-4.54 (m, 1H), 6.90 (d, 1H), 7.01 (dd, 1H), 7.79-8.01 (m, 5H), 8.39 (d, 1H), 8.66-8.73 (m, 2H), 8.77 (d, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08975254B2
Source datasetuspto-grants-2015_03
ORD IDord-05a6bfe1ca8947cd927346d1eabd5136
Source noteuspto-grants-2015_03