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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2194210Generated: November 3, 2026

5-Methyl-3-isoxazolemethanesulfonyl chloride → 8-(5-Methyl-isoxazol-3-ylmethanesulfonyl)-2-(4-trifluoromethoxy-phenyl)-2,8-diaza-spiro[4.5]decan-1-one

https://huagongshe.com/reaction/2194210

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Methyl-3-isoxazolemethanesulfonyl chlorideHCID 43423546—
Reactant2-(4-Trifluoromethoxy-phenyl)-2,8-diaza-spiro[4.5]decan-1-one acetic acid saltHCID 66787333—
Product8-(5-Methyl-isoxazol-3-ylmethanesulfonyl)-2-(4-trifluoromethoxy-phenyl)-2,8-diaza-spiro[4.5]decan-1-oneHCID 59578035—

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 (5-Methyl-isoxazol-3-yl)-methanesulfonyl chloride. Light yellow solid. MS (ESI): 474.13 (MH+)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08329904B2
Source datasetuspto-grants-2012_12
ORD IDord-c3698cf4a6f0429e87dca2ca1d703575
Source noteuspto-grants-2012_12