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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1023747Generated: October 30, 2026

Hydrochloric Acid → 2-Methyl-5-phenyl-furan-3-carboxylic acid (3,5-bis-trifluoromethyl-phenyl)-amide

https://huagongshe.com/reaction/1023747

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantBenzenamine, 3,5-bis(trifluoromethyl)-HCID 9480—
ReactantDiisopropylethylamineHCID 81531—
ReactantSodium BicarbonateHCID 516892—
Reactant2-Methyl-5-phenylfuran-3-carbonyl chlorideHCID 2776432—
SolventDichloromethaneHCID 6344—
Product2-Methyl-5-phenyl-furan-3-carboxylic acid (3,5-bis-trifluoromethyl-phenyl)-amideHCID 5476140782%

Reaction Steps

2-Methyl-5-phenyl-furan-3-carbonyl chloride (0.025 g) was added to a solution of 3,5-bis-trifluoromethyl-phenylamine (0.024 g) and N,N-diisopropylethyl-amine (0.018 mL) in dichloromethane (5 mL). After stirring at room temperature for 1 day, the reaction underwent an aqueous acidic (dilute HCl, 2×5 mL) and basic (dilute NaHCO3, 2×5 mL) workup followed by washing with brine (saturated NaCl, 2×5 mL), drying over MgSO4, and concentration. The crude compound was purified by passing through a silica gel plug eluting with hexanes/ethyl acetate (2:1) to afford the title compound (0.035 g, 82% yield). ES-MS negative Q1 (m/z) 412.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08722731B2
Source datasetuspto-grants-2014_05
ORD IDord-94dad2f49c82444d9d999326b6328b89
Source noteuspto-grants-2014_05