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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1786509Generated: October 25, 2026

Diisopropyl diazene-1,2-dicarboxylate → Ethyl 5-[1-(2,2,2-trifluoro-ethyl)-piperidin-4-yloxy]-1H-indole-2-carboxylate

https://huagongshe.com/reaction/1786509

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropyl diazene-1,2-dicarboxylateHCID 75555—
ReactantEthyl 5-hydroxy-1H-indole-2-carboxylateHCID 90677—
Reactant1-(2,2,2-Trifluoroethyl)piperidin-4-olHCID 43426278—
ProductEthyl 5-[1-(2,2,2-trifluoro-ethyl)-piperidin-4-yloxy]-1H-indole-2-carboxylateHCID 68565990—

Reaction Steps

The title compound was prepared in analogy to example 40d), from ethyl 5-hydroxyindole-2-carboxylate and 1-(2,2,2-trifluoro-ethyl)piperidin-4-ol, using diisopropyl azodicarboxylate instead of diethyl azodicarboxylate. Off-white solid. MS (m/z): 371.2 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07507736B2
Source datasetuspto-grants-2009_03
ORD IDord-678c86ed5e184ea29bab85536d9aef8e
Source noteuspto-grants-2009_03