Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1761439Generated: October 27, 2026

Sodium Iodide → 8-[3-[4-(2-Pyrimidinyl)-1-piperazinyl]propyloxy]-8-azaspiro-[4.5]decan-7,9-dione hydrochloride hemihydrate

https://huagongshe.com/reaction/1761439

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium IodideHCID 5238—
ReactantPotassium CarbonateHCID 11430—
Reactant2-Piperazinylpyrimidine dihydrochlorideHCID 11680272—
Reactant8-(3-Bromopropyloxy)-8-azaspiro[4.5]decan-7,9-dioneHCID 14280583—
SolventAcetonitrileHCID 6342—
Product8-[3-[4-(2-Pyrimidinyl)-1-piperazinyl]propyloxy]-8-azaspiro-[4.5]decan-7,9-dione hydrochloride hemihydrateHCID 131715733—

Reaction Steps

To a mixture of 8-(3-bromopropyloxy)-8-azaspiro[4.5]decan-7,9-dione (4.0 g) and 1-(2-pyrimidinyl)piperazine dihydrochloride (3.13 g) in 100 ml of dry CH3CN were added K2CO3 (52.9 mmol) and NaI (200 mg). The mixture was heated to 80° with stirring under N2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04826846
Source datasetuspto-grants-1989_05
ORD IDord-4220afc623024104b9db0919b74cf211
Source noteuspto-grants-1989_05