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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1879430Generated: October 29, 2026

Methanol → HCID 131727892, compound

https://huagongshe.com/reaction/1879430

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
ReactantSulfuric AcidHCID 1118—
Reactant2-Fluoro-α-methyl-4′-(trifluoromethyl)[1,1′-biphenyl]-4-acetic acidHCID 9972775—
ProductHCID 131727892HCID 13172789295%

Reaction Steps

A solution of 2-(2-fluoro-4′-trifluoromethylbiphenyl-4-yl)propionic acid (0.2 g, 0.64 mmoles) in methanol (3 ml) is added with 98% sulfuric acid (0.5 g) and refluxed for 2.5 hours. The solvent is removed under vacuum, the residue is taken up with ethyl acetate (5 ml) and washed with a 5% NaHCO3 solution (5 ml), then with water. The solution is dried over Na2SO4 and concentrated under vacuum to afford an oil (0.2 g, 95%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08314268B2
Source datasetuspto-grants-2012_11
ORD IDord-b76ef07dc68448f0b0dcc3047e3e5fec
Source noteuspto-grants-2012_11