Trifluoroacetic acid → 1-[2-(4-Aminopiperidin-1-yl)ethyl]-6,7-difluoroquinoxalin-2(1H)-one
Reaktionsgleichung
[F:1][C:2]1[CH:3]=[C:4]2[C:9](=[CH:10][C:11]=1[F:12])[N:8]([CH2:13][CH2:14][N:15]1[CH2:20][CH2:19][CH:18]([NH:21]C(=O)OC(C)(C)C)[CH2:17][CH2:16]1)[C:7](=[O:29])[CH:6]=[N:5]2.FC(F)(F)C(O)=O.NC1CCN(CCN2C3C(=CC=C(F)C=3)N=CC2=O)CC1>ClCCl>[NH2:21][CH:18]1[CH2:19][CH2:20][N:15]([CH2:14][CH2:13][N:8]2[C:9]3[C:4](=[CH:3][C:2]([F:1])=[C:11]([F:12])[CH:10]=3)[N:5]=[CH:6][C:7]2=[O:29])[CH2:16][CH2:17]1Komponenten
5
Edukt 3
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Versuchsvorschrift
tert-Butyl {1-[2-(6,7-difluoro-2-oxoquinoxalin-1(2H)-yl)ethyl]piperidin-4-yl}carbamate (Intermediate 151, 500 mg, 1.23 mmol) was reacted with trifluoroacetic acid in dichloromethane as described for Intermediate 140 to give 380 mg (quantitative) of the crude product as an oil.
Quellen und Nachweise
- ORD-Eintrag
- ord-b89a616187ea4c85a1301d3650cbcb20
- Quelldatensatz
- uspto-grants-2011_01
- Patentnummer
- US07875715B2
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