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

HRID 255315Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 255315
[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]1

Komponenten

5

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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