Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1693103Generated: October 31, 2026

(Pyrimidin-5-yl)boronic acid → 5-Fluoro-3-methyl-benzo[b]thiophene-2-sulfonic acid (4-pyrimidin-5-yl-2-trifluoromethyl-phenyl)-amide

https://huagongshe.com/reaction/1693103

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(Pyrimidin-5-yl)boronic acidHCID 2795193—
Reactant5-Fluoro-3-methyl-benzo[b]thiophene-2-sulfonic acid(4-bromo-2-trifluoromethyl-phenyl)-amideHCID 24965274—
CatalystHCID 178418397HCID 178418397—
SolventEthanolHCID 702—
Solvent1,2-DimethoxyethaneHCID 8071—
SolventSodium CarbonateHCID 10340—
Product5-Fluoro-3-methyl-benzo[b]thiophene-2-sulfonic acid (4-pyrimidin-5-yl-2-trifluoromethyl-phenyl)-amideHCID 2496596945.1%

Reaction Steps

This compound was prepared in analogy to Example 2 starting from 5-fluoro-3-methyl-benzo[b]thiophene-2-sulfonic acid(4-bromo-2-trifluoromethyl-phenyl)-amide (0.10 g) and pyrimidine-5-boronic acid (0.053 g) in 1,2-dimethoxyethane (1.5 ml), ethanol (0.32 ml) and 2 M aqueous sodium carbonate solution (0.8 ml) with tetrakis(triphenylphosphine)palladium (0.012 g) to obtain the title compound (0.045 g) as a colorless solid. MS (ISN): 466.1 (M−H)−

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08158655B2
Source datasetuspto-grants-2012_04
ORD IDord-420bf23562c04eecaa912e5791c8ade8
Source noteuspto-grants-2012_04