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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1505881Generated: November 1, 2026

Potassium Carbonate → HCID 58266760, compound

https://huagongshe.com/reaction/1505881

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant4-Bromobenzyl bromideHCID 68527—
Reactant4,4-DimethylpiperidineHCID 138100—
SolventAcetonitrileHCID 6342—
ProductHCID 58266760HCID 5826676057.2%

Reaction Steps

A mixture of 4-bromobenzyl bromide (500 mg, 2.0 mmol) and 4,4-dimethylpiperidine (249 mg, 2.2 mmol) and potassium carbonate (331 mg, 2.4 mmol) in acetonitrile (20 mL) was heated under reflux for 2 h. The reaction mixture was then cooled to ambient temperature and the reaction mixture concentrated under reduced pressure. The resultant oil was loaded onto an SCX-2 cartridge (10 g) and eluted with 2N ammonia in methanol to afford the title compound (323 mg, 57%). 1H NMR (CDCl3, 300 MHz): 7.42 (d, J=8.31 Hz, 2H), 7.19 (d, J=8.24 Hz, 2H), 3.44 (s, 2H), 2.35 (t, J=5.44 Hz, 4H), 1.37 (t, J=5.60 Hz, 4H), 0.90 (s, 6H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09216980B2
Source datasetuspto-grants-2015_12
ORD IDord-a32262cb437b4186aa6293d2be01e0a7
Source noteuspto-grants-2015_12