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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 377798Generated: October 30, 2026

Water → 1-Benzyl-4-morpholinopiperidine-4-carbonitrile

https://huagongshe.com/reaction/377798

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantMorpholineHCID 8083—
ReactantPotassium CyanideHCID 9032—
Reactant1-Benzyl-4-piperidoneHCID 19220—
SolventWater ethanolHCID 19096565—
Product1-Benzyl-4-morpholinopiperidine-4-carbonitrileHCID 22741761—

Reaction Conditions

Temperature60 °C

Reaction Steps

2.5 ml of morpholine and then 5.1 g of Na2S2O5 are added to a mixture of 5 g of 1-benzylpiperid4-one and 1.9 g of potassium cyanide in 50 ml of an EtOH/water mixture (50/50; v/v) and the resulting mixture is heated at 60° C. for 2 hours. A further 2.5 ml of morpholine are added and the reaction mixture is stirred overnight at RT. Water is added and the crystalline product formed is filtered off to give 5.5 g of the expected product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06028082
Source datasetuspto-grants-2000_02
ORD IDord-f4ce71d88d68404d8c960f621c2a1287
Source noteuspto-grants-2000_02