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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2163580Generated: November 2, 2026

Cyanoacetamide → alpha-Cyano-beta-(2-Nitro-4-Fluorophenyl)Acrylamide

https://huagongshe.com/reaction/2163580

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCyanoacetamideHCID 7898—
ReactantPiperidineHCID 8082—
Reactant4-Fluoro-2-nitrobenzaldehydeHCID 76226—
SolventEthanolHCID 702—
Productalpha-Cyano-beta-(2-Nitro-4-Fluorophenyl)AcrylamideHCID 54446537—

Reaction Steps

A mixture of 4-fluoro-2-nitrobenzaldehyde (8.70 g., 51.5 millimoles), 2-cyanoacetamide (4.7 g., 54.4 millimoles), piperidine (0.032 g., 0.37 millimole) and ethanol (80 ml.) is stirred at room temperature for 28 hours. The solid which formed is separated by filtration, washed with ethanol (45 ml.) and dried. Yield = 10 g. (83.5%) of the title acrylamide as light tan crystals M.P. 278°-279° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04134981
Source datasetuspto-grants-1979_01
ORD IDord-d0416a50708741e8b97a95222d2e7f34
Source noteuspto-grants-1979_01