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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2194179Generated: November 2, 2026

2-Chloro-5-pyridinesulfonyl chloride → 8-(6-Chloro-pyridine-3-sulfonyl)-2-(4-trifluoromethoxy-phenyl)-2,8-diaza-spiro[4.5]decan-1-one

https://huagongshe.com/reaction/2194179

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Chloro-5-pyridinesulfonyl chlorideHCID 2792792—
Reactant2-(4-Trifluoromethoxy-phenyl)-2,8-diaza-spiro[4.5]decan-1-one acetic acid saltHCID 66787333—
Product8-(6-Chloro-pyridine-3-sulfonyl)-2-(4-trifluoromethoxy-phenyl)-2,8-diaza-spiro[4.5]decan-1-oneHCID 59577906—

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 6-chloro-pyridine-3-sulfonyl chloride. White solid. MS (ESI): 490.2 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08329904B2
Source datasetuspto-grants-2012_12
ORD IDord-dc6fdaf5e9ab46ca92bc0ecd9bd9fb85
Source noteuspto-grants-2012_12