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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 277743Generated: October 31, 2026

1-(2-Pyridyl)piperazine → 1-(2-Pyridyl)-4-[3-(cyclohexanecarbonyl)-3-(phenyl)propyl]piperazine

https://huagongshe.com/reaction/277743

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(2-Pyridyl)piperazineHCID 94459—
ReactantSodiumHCID 5360545—
Reactant3-Cyclohexanecarbonyl-3-phenylpropionaldehydeHCID 12051064—
Product1-(2-Pyridyl)-4-[3-(cyclohexanecarbonyl)-3-(phenyl)propyl]piperazineHCID 1554184478.3%

Reaction Steps

Following the procedures described in the Example 1, Step C, the reaction of 3-cyclohexanecarbonyl-3-phenylpropionaldehyde (1.55 mmol) and 1-(2-pyridyl)piperazine (1.55 mmol) with sodium triacetoxyboranehydride (2.0 mmol) gave pure product 1-(2-pyridyl)-4-[3-(cyclohexanecarbonyl)-3-(phenyl)propyl]piperazine (475 mg) in 78% yield. The oxalate salt was prepared as described above.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06358958B2
Source datasetuspto-grants-2002_03
ORD IDord-c695e51fcf4e4f94bcb772d193e911f5
Source noteuspto-grants-2002_03