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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1859576Generated: November 2, 2026

Potassium Carbonate → 3-(2-tert-Butyl-4-hydroxymethyl-5-methyl-phenylsulfanyl)4-hydroxy-6-isopropyl-6-(2-pyridin-3-yl-ethyl)-5,6-dihydro-pyran-2-one

https://huagongshe.com/reaction/1859576

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
ReactantS-[2-Tert-butyl-4-(hydroxymethyl)-5-methylphenyl] 4-methylbenzenesulfonothioateHCID 10499026—
Reactant4-Hydroxy-6-isopropyl-6-(2-pyridin-3-yl-ethyl)-5,6-dihydro-pyran-2-oneHCID 54677029—
SolventDimethylformamideHCID 6228—
Product3-(2-tert-Butyl-4-hydroxymethyl-5-methyl-phenylsulfanyl)4-hydroxy-6-isopropyl-6-(2-pyridin-3-yl-ethyl)-5,6-dihydro-pyran-2-oneHCID 54677037—

Reaction Steps

The title compound was prepared as described in General Method 16a using 4-hydroxy-6-isopropyl-6-(2-pyridin-3-yl-ethyl)-5,6-dihydro-pyran-2-one (Example E-16; 0.92 mmol), toluene-4-thiosulfonic acid S-(2-tert-butyl-4-hydroxymethyl-5-methyl-phenyl)ester (Example BB-2; 1.01 mmol), potassium carbonate (3.67 mmol) in DMF (5 mL). The product was triturated from Et2O, mp 122-125° C. MS (APCI): 470 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06528510B1
Source datasetuspto-grants-2003_03
ORD IDord-9193556fdc9f401fafdb8896e80df0f3
Source noteuspto-grants-2003_03