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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2115972Generated: October 31, 2026

Potassium Carbonate → HCID 86599096, compound

https://huagongshe.com/reaction/2115972

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPotassium CarbonateHCID 11430—
Reactant3-(Trifluoromethyl)phenylboronic acidHCID 2734388—
Reactant(7-Bromo-2,3-dihydro-1-benzofuran-2-yl)methyl 4-methylbenzenesulfonateHCID 58747572—
CatalystHCID 178424406HCID 178424406—
ProductHCID 86599096HCID 8659909665.4%

Reaction Steps

Treatment of (±)-(7-bromo-2,3-dihydro-1-benzofuran-2-yl)methyl 4-methylbenzenesulfonate (0.50 g, 1.305 mmol) with 3-(trifluoromethyl)phenylboronic acid (0.372 g, 1.96 mmol), dichlorobis(tri-o-tolylphosphine)-palladium(II) (0.051 g, 0.065 mmol), and potassium carbonate (0.45 g, 3.26 mmol) generally according to the procedure described for Intermediate 37 provided 0.383 g (65%) of (±)-{7-[3-(trifluoromethyl)phenyl]-2,3-dihydro-1-benzofuran-2-yl}methyl 4-methylbenzenesulfonate as a white solid. mp 90-93° C.; Anal. calcd. for C23H19F3O4S: C, 61.6; H, 4.27. Found: C, 61.52; H, 4.21.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07435837B2
Source datasetuspto-grants-2008_10
ORD IDord-29a90b24c1574dfb8c5325824815d85a
Source noteuspto-grants-2008_10