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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1679449Generated: October 30, 2026

Hydrochloric Acid → 4-[(4-Methylphenyl)sulfanyl]benzene-1,2-diamine

https://huagongshe.com/reaction/1679449

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantPotassium BicarbonateHCID 516893—
Reactant5-[(4-Methylphenyl)sulfanyl]-2-nitroanilineHCID 20362819—
SolventAcetic AcidHCID 176—
Product4-[(4-Methylphenyl)sulfanyl]benzene-1,2-diamineHCID 20362821—

Reaction Steps

3.35 G. of 2-amino-4-(p-methylphenylthio)-1-nitrobenzene in 16 ml. concentrated hydrochloric acid and 16 ml. acetic acid is treated with 16 g. stannous chloride on the steam bath for 1 hour. The mixture is cooled, treated with an excess of potassium bicarbonate and extracted with chloroform. Evaporation of the chloroform leaves 1,2-diamino-4-(p-methylphenylthio)benzene.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04080461
Source datasetuspto-grants-1978_03
ORD IDord-2bc74785476741c09b5c51fed83fbd93
Source noteuspto-grants-1978_03