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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 59520Generated: October 29, 2026

Trifluoroacetic acid → N-(4-chloro-2-fluoro-5-(1-(4-(trifluoromethyl)phenyl)-4,5-dihydro-5-oxo-1H-1,2,4-triazol-3-yl)benzyl)-2,2,2-trifluoroacetamide

https://huagongshe.com/reaction/59520

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant5-((2,2,2-Tri fluoroacetamido)methyl)-2-chloro-4-fluorobenzoyl isocyanateHCID 90018965—
Reactanttert-Butyl 2-(4-(trifluoromethyl)phenyl)hydrazinecarboxylateHCID 90019516—
SolventDichloromethaneHCID 6344—
ProductN-(4-chloro-2-fluoro-5-(1-(4-(trifluoromethyl)phenyl)-4,5-dihydro-5-oxo-1H-1,2,4-triazol-3-yl)benzyl)-2,2,2-trifluoroacetamideHCID 1362460986.7%

Reaction Steps

The title compound was prepared according to the procedure described in Example-83 by using tert-butyl 2-(4-(trifluoromethyl)phenyl)hydrazinecarboxylate (Intermediate-53, 0.300 g), 5-((2,2,2-trifluoroacetamido)methyl)-2-chloro-4-fluorobenzoyl isocyanate (Intermediate-69, 0.300 g), DCM (20 mL), trifluoro acetic acid (5.0 mL) to afford 0.030 g of the desired product. 1H NMR (400 MHz, DMSO d6): δ 4.49 (m, 2H), 7.74-7.77 (m, 1H), 7.78-7.80 (m, 1H), 7.87 (d, J=5.1 Hz, 2H), 8.19 (d, J=4.2 Hz, 2H), 10.06 (m, 1H), 12.76 (s, 1H); MS (m/z): 467.15 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09439890B2
Source datasetuspto-grants-2016_09
ORD IDord-a77ce3fa5b674c5499ef83894768bfed
Source noteuspto-grants-2016_09