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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2194090Generated: October 27, 2026

2-(Trifluoromethoxy)benzene-1-sulfonyl chloride → 2-[4-(2-Methoxy-ethyl)-phenyl]-8-(2-trifluoromethoxy-benzenesulfonyl)-2,8-diaza-spiro[4.5]decan-1-one

https://huagongshe.com/reaction/2194090

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-(Trifluoromethoxy)benzene-1-sulfonyl chlorideHCID 2777215—
Reactant4-(2-Methoxyethyl)anilineHCID 3020135—
Reactant4-(2-Methoxy-ethyl)-piperidine-4-carboxylic acid ethyl esterHCID 56753969—
Product2-[4-(2-Methoxy-ethyl)-phenyl]-8-(2-trifluoromethoxy-benzenesulfonyl)-2,8-diaza-spiro[4.5]decan-1-oneHCID 59578025—

Reaction Steps

Light yellow solid. MS (ESI): 513.3 (MH+). This example was prepared in analogy to example 1 step C) to D) from 4-(2-methoxy-ethyl)-piperidine-4-carboxylic acid ethyl ester (example 1 step B)), 2-trifluoromethoxy-benzenesulfonyl chloride and 4-(2-methoxy-ethyl)-phenylamine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08329904B2
Source datasetuspto-grants-2012_12
ORD IDord-4e95509b3c804d70b6d1491558f2d0e2
Source noteuspto-grants-2012_12