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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 578972Generated: October 30, 2026

Trifluoroacetic acid → HCID 178462587, compound

https://huagongshe.com/reaction/578972

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant1-Ethylpiperidin-4-amineHCID 3734990—
ReactantHCID 178426451HCID 178426451—
ProductHCID 178462587HCID 178462587—

Reaction Steps

The title compound, as a TFA salt, was prepared in a manner similar to Example 74 using 6-(4-(4-cyano-2-methylphenyl)-5-hydroxy-1H-pyrazol-1-yl)nicotinic acid and 1-ethylpiperidin-4-amine 1H NMR (400 MHz, DMSO-d6) δ ppm 1.13-1.31 (m, 3 H) 1.71-1.88 (m, 2 H) 1.91-2.20 (m, 2 H) 2.44 (s, 3 H) 3.01-3.18 (m, 3 H) 3.23-3.43 (m, 1 H) 3.55 (d, J=12.13 Hz, 2 H) 3.99-4.28 (m, 1 H) 7.67 (d, J=7.83 Hz, 1 H) 7.70-7.86 (m, 2 H) 8.07-8.31 (m, 1 H) 8.32-8.64 (m, 2 H) 8.73 (d, J=6.32 Hz, 1 H) 8.84-8.99 (m, 1 H) 9.24 (br. s., 1H) 12.78-13.45 (m, 1 H). MS m/z [M+H]+ 431.2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09040522B2
Source datasetuspto-grants-2015_05
ORD IDord-27233b2e5ecd4af388364643df65414a
Source noteuspto-grants-2015_05