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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1283159Generated: October 31, 2026

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

https://huagongshe.com/reaction/1283159

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 numberUS03974161
Source datasetuspto-grants-1976_08
ORD IDord-3ccbf62b121a4c15bb5352d317a3aab6
Source noteuspto-grants-1976_08