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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1478117Generated: November 4, 2026

Hydrazine hydrate (1:1) → 4-Cyanobenzohydrazide

https://huagongshe.com/reaction/1478117

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrazine hydrate (1:1)HCID 24654—
ReactantMethyl 4-cyanobenzoateHCID 70791—
SolventMethanolHCID 887—
Product4-CyanobenzohydrazideHCID 456732—

Reaction Steps

To a solution of 4-cyano-benzoic acid methyl ester (1.0 g, 13 mmol) in 30 mL of MeOH was added 3 mL of H2NNH2—H2O. The mixture was stirred at ambient temperature for 16 h. The solid was collected and washed with CH3OH to give 4-cyano-benzoic acid hydrazide 9 as a solid. Yield: 0.8 g, 80%.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09403812B2
Source datasetuspto-grants-2016_08
ORD IDord-a560de19b5964701b075dd525f25dff2
Source noteuspto-grants-2016_08