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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1381265Generated: November 1, 2026

4-Sulfamoylbenzaldehyde → 4-(2-Cyanoethyl)benzene-1-sulfonamide

https://huagongshe.com/reaction/1381265

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-SulfamoylbenzaldehydeHCID 151088—
ReactantDiethyl cyanomethylphosphonate sodium hydrideHCID 86740749—
SolventTetrahydrofuranHCID 8028—
Product4-(2-Cyanoethyl)benzene-1-sulfonamideHCID 19809182—

Reaction Steps

p-Aminosulphonylbenzaldehyde was reacted with diethyl cyanomethyl-phosphonate/sodium hydride in tetrahydrofuran to give 1-cyano-2-(4-aminosulphonylphenyl)-ethane which was hydrogenated in methanol with Raney-cobalt as the catalyst to give 4-(3-aminopropyl)benzenesulphonamide.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04585796
Source datasetuspto-grants-1986_04
ORD IDord-0c247aff49f149e38fb3d826e6f9e615
Source noteuspto-grants-1986_04