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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1476884Generated: October 30, 2026

(S)-tert-butyl 3-((7-chloro-3-(5-oxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)isoquinolin-1-yl)oxy)pyrrolidine-1-carboxylate → (S)-3-(7-chloro-1-(pyrrolidin-3-yloxy)isoquinolin-3-yl)-1H-1,2,4-triazol-5(4H)-one

https://huagongshe.com/reaction/1476884

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(S)-tert-butyl 3-((7-chloro-3-(5-oxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)isoquinolin-1-yl)oxy)pyrrolidine-1-carboxylateHCID 136597003—
SolventHydrogen chloride-ethyl acetateHCID 21866389—
Product(S)-3-(7-chloro-1-(pyrrolidin-3-yloxy)isoquinolin-3-yl)-1H-1,2,4-triazol-5(4H)-oneHCID 136596960117.2%

Reaction Steps

A solution of (S)-tert-butyl 3-((7-chloro-3-(5-oxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)isoquinolin-1-yl)oxy)pyrrolidine-1-carboxylate (200 mg, 0.463 mmol) in 4M HCl/EtOAc (5 mL) was stirred at RT for 2 hours. The reaction mixture was subsequently concentrated in vacuo to give the title compound (180 mg, 100%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09402841B2
Source datasetuspto-grants-2016_08
ORD IDord-1996309a1fdd4c06b9eb97e8c556372a
Source noteuspto-grants-2016_08