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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1195981Generated: November 2, 2026

2-Cyano-N,N-dimethylacetamide → N,N-Dimethyl-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylamide

https://huagongshe.com/reaction/1195981

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Cyano-N,N-dimethylacetamideHCID 251143—
Reactant3,4-Dihydroxy-5-nitrobenzaldehydeHCID 5748957—
ReactantPiperidine, acetateHCID 9793820—
SolventEthanolHCID 702—
ProductN,N-Dimethyl-2-cyano-3-(3,4-dihydroxy-5-nitrophenyl)acrylamideHCID 54424215—

Reaction Steps

A solution containing 1.83 g of 3,4-dihydroxy-5-nitrobenz-aldehyde, 1.2 g of N,N-dimethylcyanoacetamide and catalytic amount of piperidine acetate in 40 ml of dry ethanol was refluxed over night. Yield 1.1 g (40%), m.p. 183°-185° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05112861
Source datasetuspto-grants-1992_05
ORD IDord-ad0786fd4c2c4e02851e875389edec05
Source noteuspto-grants-1992_05