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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 509023Generated: November 3, 2026

Trifluoroacetic acid → N-(3-(1-tert-butyl-4,5-dihydro-5-oxo-1H-1,2,4-triazol-3-yl)-4-chlorobenzyl)-2,2,2-trifluoroacetamide

https://huagongshe.com/reaction/509023

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantN'-t-Butyl(tert-butoxy)carbohydrazideHCID 3771477—
Reactant2-Chloro-5-((2,2,2-trifluoroacetamido)methyl)benzoyl isocyanateHCID 90019286—
SolventDichloromethaneHCID 6344—
ProductN-(3-(1-tert-butyl-4,5-dihydro-5-oxo-1H-1,2,4-triazol-3-yl)-4-chlorobenzyl)-2,2,2-trifluoroacetamideHCID 13661256422.1%

Reaction Steps

The title compound was prepared according to the procedure described in Example-83 by using tert-butyl 2-tert-butylhydrazinecarboxylate (Intermediate-74, 0.233 g, 1.2 mmol), 2-chloro-5-((2,2,2-trifluoroacetamido)methyl)benzoyl isocyanate (step-3 of Intermediate-26, 0.400 g, 1.2 mmol), DCM (10 mL), trifluoro acetic acid (5.0 mL) to afford 0.100 g of the desired product. 1H NMR (400 MHz, DMSO d6): δ 1.52 (s, 9H), 4.42 (s, 2H), 7.39 (d, 1H), 7.41 (s, 1H), 7.58 (d, J=2.1 Hz, 2H), 10.0 (br s, 1H), 12.0 (br s, 1H); MS (m/z): 377.20 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09096545B2
Source datasetuspto-grants-2015_08
ORD IDord-94f8501f96e64a618b9b42c58b21783f
Source noteuspto-grants-2015_08