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

HRID 1644449Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1644449
C(OC(=O)[NH:7][CH:8]1[CH2:13][CH2:12][N:11]([CH2:14][CH2:15][N:16]2[C:25]3[C:20](=[CH:21][C:22]([O:28][CH3:29])=[C:23]([O:26][CH3:27])[CH:24]=3)[N:19]=[CH:18][C:17]2=[O:30])[CH2:10][CH2:9]1)(C)(C)C.FC(F)(F)C(O)=O.NC1CCN(CCN2C3C(=CC=C(F)C=3)N=CC2=O)CC1>ClCCl>[NH2:7][CH:8]1[CH2:13][CH2:12][N:11]([CH2:14][CH2:15][N:16]2[C:25]3[C:20](=[CH:21][C:22]([O:28][CH3:29])=[C:23]([O:26][CH3:27])[CH:24]=3)[N:19]=[CH:18][C:17]2=[O:30])[CH2:10][CH2:9]1

Komponenten

5

Edukt 3

HCID 6422Trifluoroacetic acidHCID 593979071-(2-(4-aminopiperidin-1-yl)ethyl)-7-fluoroquinoxalin-2(1H)-oneHCID 86642646tert-Butyl{1-[2-(6,7-dimethoxy-2-oxoquinoxalin-1(2H)-yl)ethyl]piperidin-4-yl}carbamate2×

Produkt 1

HCID 667747511-[2-(4-Aminopiperidin-1-yl)ethyl]-6,7-dimethoxyquinoxalin-2(1H)-one

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 6344DichloromethaneLösungsmittel

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-76f814d5687d4e7892ac036f6c002278
Quelldatensatz
uspto-grants-2012_02
Patentnummer
US08124602B2

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