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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 26182Generated: October 25, 2026

Ethyl cyano(2,2,6,6-tetramethylpiperidin-4-ylidene)acetate → Cyano(2,2,6,6-tetramethylpiperidin-4-yl)acetic acid, ethyl ester

https://huagongshe.com/reaction/26182

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl cyano(2,2,6,6-tetramethylpiperidin-4-ylidene)acetateHCID 712423—
CatalystPalladiumHCID 23938—
SolventEthanolHCID 702—
ProductCyano(2,2,6,6-tetramethylpiperidin-4-yl)acetic acid, ethyl esterHCID 6420920—

Reaction Steps

This ester is hydrogenated over Pd/C in ethanol and gives ethyl 2-(2,2,6,6-tetramethyl-4-piperidinyl)-cyanoacetate which has a melting point of 116°-117° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04148784
Source datasetuspto-grants-1979_04
ORD IDord-2f2f21d3cfbe4837a5cb43738eda7728
Source noteuspto-grants-1979_04