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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 883930Generated: October 31, 2026

Ammonium Chloride → 3-Amino-4-(4-hydroxy-phenylsulfanyl)-phenol

https://huagongshe.com/reaction/883930

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAmmonium ChlorideHCID 25517—
Reactant4-(4-Hydroxy-phenylsulfanyl)-3-nitro-phenolHCID 67040361—
CatalystIronHCID 23925—
SolventEthanolHCID 702—
SolventTetrahydrofuranHCID 8028—
Product3-Amino-4-(4-hydroxy-phenylsulfanyl)-phenolHCID 6704030198.4%

Reaction Steps

The product from Example 48A (1.34 g, 5.09 mmol) was reacted with iron (1.42 g, 25.48 mmol) and ammonium chloride (409 mg, 1.5 mmol) in 20 mL EtOH/20 ml, THF/6 mL water following the procedure from Example 10E to provide the title compound (1.168 g, 97%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08236950B2
Source datasetuspto-grants-2012_08
ORD IDord-96ffba23fe7243768eedc6596809cbeb
Source noteuspto-grants-2012_08