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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2116650Generated: October 26, 2026

Potassium Carbonate → (+)-7-([5-(1-cyclopropyl-2,2,2-trifluoro-1-hydroxyethyl)-1,3-thiazol-2-yl]thio}-4-(4-fluorophenyl)-2H-chromen-2-one

https://huagongshe.com/reaction/2116650

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant7-Bromo-4-(4-fluorophenyl)-chromen-2-oneHCID 23370243—
ReactantHCID 178519846HCID 178519846—
SolventN-methyl-2-pyrrolidoneHCID 13387—
Product(+)-7-([5-(1-cyclopropyl-2,2,2-trifluoro-1-hydroxyethyl)-1,3-thiazol-2-yl]thio}-4-(4-fluorophenyl)-2H-chromen-2-oneHCID 11363891—

Reaction Steps

Employing the procedure described in Example 1, Step 3, with 7-bromo-4-(4-fluorophenyl)-2H-chromen-2-one, (+)-1-cyclopropyl-2,2,2-trifluoro-1-(2-mercapto-1,3-thiazol-5-yl)ethanol and potassium carbonate in NMP at 120° C., the title compound was obtained. 1H NMR (400 MHz, acetone-d6): δ 8.00 (s, 1H), 7.68 (m, 2H), 7.56-7.60 (m, 2H), 7.48 (dd, 1H), 7.39 (t, 2H), 6.43 (s, 1H), 5.88 (s, 1H), 1.65 (m, 1H), 0.82 (m, 1H), 0.54-0.71 (m, 3H); [α]D=+29.4° (c=1, EtOH).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07439260B2
Source datasetuspto-grants-2008_10
ORD IDord-032f245c6b6348a19045065b0f662fc3
Source noteuspto-grants-2008_10