Trifluoroacetic acid → 1-[2-(4-Aminopiperidin-1-yl)ethyl]-6,7-dimethoxyquinoxalin-2(1H)-one

HRID 255322Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 255322
[CH3:1][O:2][C:3]1[CH:4]=[C:5]2[C:10](=[CH:11][C:12]=1[O:13][CH3:14])[N:9]([CH2:15][CH2:16][N:17]1[CH2:22][CH2:21][CH:20]([NH:23]C(=O)OC(C)(C)C)[CH2:19][CH2:18]1)[C:8](=[O:31])[CH:7]=[N:6]2.FC(F)(F)C(O)=O.NC1CCN(CCN2C3C(=CC=C(F)C=3)N=CC2=O)CC1>ClCCl>[NH2:23][CH:20]1[CH2:21][CH2:22][N:17]([CH2:16][CH2:15][N:9]2[C:10]3[C:5](=[CH:4][C:3]([O:2][CH3:1])=[C:12]([O:13][CH3:14])[CH:11]=3)[N:6]=[CH:7][C:8]2=[O:31])[CH2:18][CH2:19]1

Komponenten

5

Versuchsvorschrift

tert-Butyl {1-[2-(6,7-dimethoxy-2-oxoquinoxalin-1(2H)-yl)ethyl]piperidin-4-yl}carbamate (Intermediate 157, 100 mg, 0.23 mmol) was reacted with trifluoroacetic acid in dichloromethane as described for Intermediate 140 to give 75 mg (quantitative) of the crude product as an oil.

Quellen und Nachweise

ORD-Eintrag
ord-85e4d49c6cb5496882ab757e4317f142
Quelldatensatz
uspto-grants-2011_01
Patentnummer
US07875715B2

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