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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1168146Generated: November 2, 2026

Thiosemicarbazide → 4-Acetamido-3-iodobenzaldehyde thiosemicarbazone

https://huagongshe.com/reaction/1168146

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThiosemicarbazideHCID 2723789—
Reactant4-Acetamido-3-iodobenzaldehydeHCID 22991946—
CatalystNickelHCID 935—
Product4-Acetamido-3-iodobenzaldehyde thiosemicarbazoneHCID 3002296—

Reaction Steps

Iodination of 4-aminobenzonitrile 30 with ICI produces 4-amino-3-iodobenzonitrile 31. Acetylatation of 4-amino-3-iodobenzonitrile 31 results in compound 32, which can be reduced with Raney nickel to form 4-acetamido-3-iodobenzaldehyde 33. Reaction of compound 33 with thiosemicarbazide yields 4-acetamido-3-iodobenzaldehyde thiosemicarbazone 34, as illustrated below.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06624153B2
Source datasetuspto-grants-2003_09
ORD IDord-580cd3150b984feaa4bf588641c3fa66
Source noteuspto-grants-2003_09