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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1880107Generated: October 31, 2026

2-Fluoro-3-(1,4-dioxaspiro[4.5]dec-7-en-8-yl)pyridine → 2-Fluoro-3-(1,4-dioxaspiro[4.5]decan-8-yl)pyridine

https://huagongshe.com/reaction/1880107

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Fluoro-3-(1,4-dioxaspiro[4.5]dec-7-en-8-yl)pyridineHCID 57606688—
ReactantHCID 178418361HCID 178418361—
CatalystPalladiumHCID 23938—
SolventTetrahydrofuranHCID 8028—
Product2-Fluoro-3-(1,4-dioxaspiro[4.5]decan-8-yl)pyridineHCID 59327235—

Reaction Conditions

Temperature40 °C

Reaction Steps

To a solution of 2-fluoro-3-(1,4-dioxaspiro[4.5]dec-7-en-8-yl)pyridine (7.99 g, 34.0 mmol) in THF (40 mL) under argon atmosphere was added palladium on carbon (10% activated, 0.80 g). The mixture was placed under 1 atmosphere of hydrogen and stirred for 5 h at 40° C. After placing the mixture back under argon atmosphere, the mixture was filtered through celite and the filtrate was concentrated in vacuo to give 2-fluoro-3-(1,4-dioxaspiro[4.5]decan-8-yl)pyridine. MS (ESI, pos. ion) m/z: 238.1 (M+1).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08318718B2
Source datasetuspto-grants-2012_11
ORD IDord-b6b6f866a1254cbd88f529853459041d
Source noteuspto-grants-2012_11