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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 872486Generated: October 30, 2026

3-(2-Pyridinyl)-1H-pyrazole-5-carboxylic acid → N-(2-(3-(3-cyano-4-nitrophenyl)-1H-pyrazol-1-yl)ethyl)-3-(pyridin-2-yl)-1H-pyrazole-5-carboxamide

https://huagongshe.com/reaction/872486

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-(2-Pyridinyl)-1H-pyrazole-5-carboxylic acidHCID 665156—
Reactant5-(1-(2-aminoethyl)-1H-pyrazol-3-yl)-2-nitrobenzonitrileHCID 67171621—
ProductN-(2-(3-(3-cyano-4-nitrophenyl)-1H-pyrazol-1-yl)ethyl)-3-(pyridin-2-yl)-1H-pyrazole-5-carboxamideHCID 70655946—

Reaction Steps

The title compound was prepared from 5-(1-(2-aminoethyl)-1H-pyrazol-3-yl)-2-nitrobenzonitrile (0.10 g) and 3-(pyridin-2-yl)-1H-pyrazole-5-carboxylic acid (0.077 g) using the method of Example 34(d). Yield 0.21 g. 1H-NMR (400 MHz; d6-DMSO): δ 3.75 (t, 2H), 4.41 (t, 2H), 7.09 (s, 1H), 7.24-7.39 (m, 2H), 7.82-7.91 (m, 3H), 8.37-8.70 (m, 5H), 13.84 (br s, 1H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08975254B2
Source datasetuspto-grants-2015_03
ORD IDord-8e6d2aeb7d69425d98a2ab6e579caf56
Source noteuspto-grants-2015_03