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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 328597Generated: November 1, 2026

4-Aminothiophenol → HCID 178467277, compound

https://huagongshe.com/reaction/328597

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-AminothiophenolHCID 14510—
Reactant3,5-Diacetyl-2,6-dihydroxy-4h-pyran-4-oneHCID 135465969—
SolventMethanolHCID 887—
ProductHCID 178467277HCID 178467277—

Reaction Steps

A mixture of 2.12 g. of 3,5-diacetyl-4,6-dihydroxy-2H-pyran-2-one, 1.25 g. of p-aminothiophenol and 75 ml. of methanol is refluxed for 2 hours, cooled and filtered to yield 5-acetyl-4-hydroxy-3-[1-(p-mercaptophenylamino)ethylidene]-2H-pyran-2,6(3H)-dione, m.p. 207° -210° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04017633
Source datasetuspto-grants-1977_04
ORD IDord-50699078049d479f95115810894c6ffb
Source noteuspto-grants-1977_04