Trifluoroacetic acid → 4-Amino-5-chloro-2-fluorobenzoic acid

HRID 2234450Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 2234450
C([O:5][C:6](=[O:16])[C:7]1[CH:12]=[C:11]([Cl:13])[C:10]([NH2:14])=[CH:9][C:8]=1[F:15])(C)(C)C.FC(F)(F)C(O)=O>C(Cl)Cl>[NH2:14][C:10]1[C:11]([Cl:13])=[CH:12][C:7]([C:6]([OH:16])=[O:5])=[C:8]([F:15])[CH:9]=1

Komponenten

4

Versuchsvorschrift

4-Amino-5-chloro-2-fluorobenzoic acid tert-butyl ester (Intermediate 177; 3.0 g, 12.21 mmol) was dissolved in DCM (75 mL) and trifluoroacetic acid (25 mL) added. The mixture was stirred for 1 hour at room temperature and then concentrated to yield the title compound as a pale yellow solid (2.45 g, 100%).

Aufarbeitung

  1. concentrationconcentrated

Quellen und Nachweise

ORD-Eintrag
ord-2da3fecb0778402494c1e84b9da10a2b
Quelldatensatz
uspto-grants-2010_05
Patentnummer
US07709471B2

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