Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 444155Generated: October 25, 2026

2-Iodobenzoic acid → 4-Amino-3-(o-carboxyphenylthio)benzoic Acid

https://huagongshe.com/reaction/444155

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Iodobenzoic acidHCID 6941—
Reactant4-Amino-3-mercaptobenzoic acidHCID 598058—
CatalystCopperHCID 23978—
Product4-Amino-3-(o-carboxyphenylthio)benzoic AcidHCID 23464488—

Reaction Steps

Reflux a mixture of 200 ml of the 50% potassium hydroxide solution of Step A, 24.15 gm (97 mmoles) of o-iodobenzoic acid and 7.5 gm of copper metal powder for 11/2 hours. Cool the mixture and filter. Dilute the filtrate to twice its volume with water and acidify. Separate the solids by filtration, wash well with water and air dry.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04263207
Source datasetuspto-grants-1981_04
ORD IDord-729869e585f3488ea62039d0517b3713
Source noteuspto-grants-1981_04