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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2194062Generated: October 25, 2026

2-Trifluoromethylbenzenesulphonyl chloride → 2-[4-(2,2,2-Trifluoro-ethyl)-phenyl]-8-(2-trifluoromethyl-benzenesulfonyl)-2,8-diaza-spiro[4.5]decan-1-one

https://huagongshe.com/reaction/2194062

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Trifluoromethylbenzenesulphonyl chlorideHCID 136616—
Reactant4-(2,2,2-Trifluoroethyl)anilineHCID 14836858—
Reactant4-(2-Methoxy-ethyl)-piperidine-4-carboxylic acid ethyl esterHCID 56753969—
Product2-[4-(2,2,2-Trifluoro-ethyl)-phenyl]-8-(2-trifluoromethyl-benzenesulfonyl)-2,8-diaza-spiro[4.5]decan-1-oneHCID 49804517—

Reaction Steps

Off-white solid. MS (ESI): 521.13 (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-trifluoromethyl-benzenesulfonyl chloride and 4-(2,2,2-trifluoroethyl)-aniline.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08329904B2
Source datasetuspto-grants-2012_12
ORD IDord-16b8864776984aba9c0e635825c323a0
Source noteuspto-grants-2012_12