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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1243520Generated: October 30, 2026

Cyanoacetamide → HCID 21927943, compound

https://huagongshe.com/reaction/1243520

Reaction equation

Participants

RoleNameHCIDCharge
ReactantCyanoacetamideHCID 7898—
ReactantHCID 533795HCID 533795—
ReactantSodium ethoxideHCID 2723922—
SolventEthanolHCID 702—
ProductHCID 21927943HCID 21927943—

Reaction Steps

Cyanoacetamide was stirred with sodium ethoxide in ethanol for 30 minutes. 2-Cyano-3-pyridin-3-yl-but-2-enoic acid ethyl ester was added and allowed to sit for 16 hours. The solution was acidified to pH 4 and partially concentrated under reduced pressure, causing precipitation of product. The product was filtered and allowed to dry. MS (ESI+) for C13H10N4O2 mz 255.2 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07119098B2
Source datasetuspto-grants-2006_10
ORD IDord-f9df984e992f4fd988389cf8f49cc3dc
Source noteuspto-grants-2006_10