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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 984157Generated: October 30, 2026

1,4-Dioxa-8-azaspiro(4.5)decane → 1-[[2-(3,4,5-Trimethoxyphenyl)pyridin-4-yl]methyl]-4-piperidone ethylene ketal

https://huagongshe.com/reaction/984157

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,4-Dioxa-8-azaspiro(4.5)decaneHCID 67435—
Reactant4-Chloromethyl-2-(3,4,5-trimethoxyphenyl) pyridineHCID 12019237—
Product1-[[2-(3,4,5-Trimethoxyphenyl)pyridin-4-yl]methyl]-4-piperidone ethylene ketalHCID 21338835—

Reaction Steps

4-Piperidone ethylene ketal (12.0 g) and 4-chloromethyl-2-(3,4,5-trimethoxyphenyl)pyridine (12.3 g) was condensed in the same manner as described in Example 2 to give the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06867221B2
Source datasetuspto-grants-2005_03
ORD IDord-08e2677019d544e7a121cee3f7c7467a
Source noteuspto-grants-2005_03