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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 872517Generated: October 25, 2026

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

https://huagongshe.com/reaction/872517

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-(pyridin-3-yl)-4H-pyrazole-3-carboxylic acidHCID 2771632—
Reactant(S)-4-(1-(2-aminopropyl)-1H-pyrazol-3-yl)-2-chlorobenzonitrileHCID 67170882—
Product(S)-N-(1-(3-(3-chloro-4-cyanophenyl)-1H-pyrazol-1-yl)propan-2-yl)-3-(pyridin-3-yl)-1H-pyrazole-5-carboxamideHCID 70656074—

Reaction Steps

The title compound was prepared using the method of Example 54 but starting from 5-pyridin-3-yl-4H-pyrazole-3-carboxylic acid (181 mg; 0.96 mmol) and (S)-4-(1-(2-aminopropyl)-1H-pyrazol-3-yl)-2-chlorobenzonitrile (250 mg; 0.96 mmol). The product precipitated out from DCM during workup and after filtration and drying 110 mg (27%) of pure title compound was obtained. 1H-NMR (400 MHz; d6-DMSO): δ 1.17 (s, 3H), 4.20-4.60 (m, 3H), 7.05-7.36 (m, 1H), 7.40-7.65 (m, 1H), 7.80-8.60 (m, 7H), 8.85-9.07 (m, 1H), 13.76 (s, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08975254B2
Source datasetuspto-grants-2015_03
ORD IDord-0cd5997f6a6f4070adbd58c6aa923ee0
Source noteuspto-grants-2015_03