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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 357851Generated: October 27, 2026

Thiophenol → 4-hydroxy-2,2-diphenyl-5-phenylsulfanyl-3H-pyran-6-one

https://huagongshe.com/reaction/357851

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThiophenolHCID 7969—
ReactantPiperidineHCID 8082—
Reactant3-bromo-5,6-dihydro-4-hydroxy-6,6-diphenyl-2H-pyran-2-oneHCID 54721560—
SolventDichloromethaneHCID 6344—
Product4-hydroxy-2,2-diphenyl-5-phenylsulfanyl-3H-pyran-6-oneHCID 54688986—

Reaction Steps

The title compound was prepared as described in General Method 6 from 0.96 mmol of 3-bromo-5,6-dihydro-4-hydroxy-6,6-diphenyl-2H-pyran-2-one (prepared in example AAA), 1.0 mmol of benzenethiol, and 1.0 mmol of piperidine in 20 mL of dichloromethane. The product was triturated with hexane:ether (1:1) to afford a solid (m.p. 78°-80° C.). 1H NMR (DMSO-d6) δ 3.37 (bs, 2 H), 6.35 (m, 2 H), 6.93 (m, 3 H), 7.29-7.49 (m, 10 H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05840751
Source datasetuspto-grants-1998_11
ORD IDord-fbeddebb631e448fb668adc3fa2f87b4
Source noteuspto-grants-1998_11