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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2194167Generated: October 26, 2026

3,5-Dimethylisoxazole-4-sulfonyl chloride → 8-(3,5-Dimethyl-isoxazole-4-sulfonyl)-2-(4-trifluoromethoxy-phenyl)-2,8-diaza-spiro[4.5]decan-1-one

https://huagongshe.com/reaction/2194167

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,5-Dimethylisoxazole-4-sulfonyl chlorideHCID 2736319—
Reactant2-(4-Trifluoromethoxy-phenyl)-2,8-diaza-spiro[4.5]decan-1-one acetic acid saltHCID 66787333—
Product8-(3,5-Dimethyl-isoxazole-4-sulfonyl)-2-(4-trifluoromethoxy-phenyl)-2,8-diaza-spiro[4.5]decan-1-oneHCID 59577987—

Reaction Steps

The title compound was prepared in analogy to example 180 step D from 2-(4-trifluoromethoxy-phenyl)-2,8-diaza-spiro[4.5]decan-1-one acetic acid salt (described in example 180 step C) and 3,5-dimethyl-isoxazole-4-sulfonyl chloride. White solid. MS (ESI): 474.2 (MH+)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08329904B2
Source datasetuspto-grants-2012_12
ORD IDord-01f0a819abfc48848af5921f64eb1932
Source noteuspto-grants-2012_12