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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1694842Generated: November 2, 2026

Trifluoroacetic acid → HCID 44442354, compound

https://huagongshe.com/reaction/1694842

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantHCID 59376445HCID 59376445—
SolventDichloromethaneHCID 6344—
ProductHCID 44442354HCID 4444235422.9%

Reaction Steps

To a solution of tert-butyl [2-({4-[2-anilino-1-(anilinocarbonyl)-1-fluoro-2-oxoethyl]benzoyl}amino)phenyl]carbamate (11 mg, 0.019 mmol) in CH2Cl2 (3 mL) at room temperature was added trifluoroacetic acid (1 mL). The reaction mixture was stirred at room temperature 45 min and concentrated. Purification by reverse phase HPLC (10% to 80% MeCN in water) gave 2-(4-{[(2-aminophenyl)amino]carbonyl}phenyl)-2-fluoro-N,N′-diphenylmalonamide (2.1 mg, TFA salt, 19%) as a white solid: 1H NMR (600 MHz, CD3OD) δ 8.13 (d, J=8.2 Hz, 2H), 7.95 (d, J=8.5 Hz, 2H), 7.64-7.62 (m, 4H), 7.41-7.35 (m, 8H), 7.18 (t, J=7.6 Hz, 2H); ESIMS calcd 483.2 (M++H), found 483.1 (M++H). General Procedure for the Synthesis of Non-Symmetrical Malonamide Benzamides

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08158825B2
Source datasetuspto-grants-2012_04
ORD IDord-cd7a30a9de404334a387cf29e779da3e
Source noteuspto-grants-2012_04