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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 472522Generated: October 26, 2026

1-(2-(pyrrolidin-1-yl)ethyl)-1H-pyrazol-4-amine → [1-(2-Pyrrolidin-1-yl-ethyl)-1H-pyrazol-4-yl]-[8-(4-trifluoromethyl-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-2-yl]-amine

https://huagongshe.com/reaction/472522

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(2-(pyrrolidin-1-yl)ethyl)-1H-pyrazol-4-amineHCID 62137689—
Reactant2-Chloro-8-(4-trifluoromethyl-phenyl)-[1,2,4]triazolo[1,5-a]pyridineHCID 67481391—
Product[1-(2-Pyrrolidin-1-yl-ethyl)-1H-pyrazol-4-yl]-[8-(4-trifluoromethyl-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-2-yl]-amineHCID 68777376—

Reaction Steps

[1-(2-Pyrrolidin-1-yl-ethyl)-1H-pyrazol-4-yl]-[8-(4-trifluoromethyl-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-2-yl]-amine was prepared from 2-chloro-8-(4-trifluoromethyl-phenyl)-[1,2,4]triazolo[1.5-a]pyridine (0.100 g, 0.33 mmol) and 1-(2-pyrrolidin-1-yl-ethyl)-1H-pyrazol-4-ylamine (0.078 g, 0.43 mmol) in a manner analogous to Example 2d. Product was isolated as a tan solid (78 mg, 52%). MP=205-207° C. 1H NMR (400 MHz, (D3C)2SO, δ, ppm): 9.35 (s, 1H), 8.76 (d, J=6.44 Hz, 1H), 8.38 (d, J=8.00 Hz, 2H), 7.08-7.93 (m, 3H), 7.84 (s, 1H), 7.47 (s, 1H), 7.11 (t, J=7.08 Hz, 1H), 4.17 (t, J=6.37 Hz, 2H), 2.80 (t, J=6.24 Hz, 2H), 2.45 (s, 4H), 1.64 (s, 4H). MS=442 (MH)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08633173B2
Source datasetuspto-grants-2014_01
ORD IDord-35f6c1dc780f4ddeb7fa3dd4733fda69
Source noteuspto-grants-2014_01