Trifluoroacetic acid → HCID 136381132, Verbindung

HRID 53584Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 53584
C(OCC1CSC2N(C(=O)C2NC(=O)CC2N=C(C3C=CC=CC=3O)SC=2)C=1C(O)=O)(=O)C.C1(C([O:47][C:48]([C:50]2[N:51]3[CH:54]([S:55][CH2:56][C:57]=2[Cl:58])[CH:53]([NH:59][C:60](=[O:74])[CH2:61][C:62]2[N:63]=[C:64]([C:67]4[C:72]([OH:73])=[CH:71][CH:70]=[CH:69][N:68]=4)[S:65][CH:66]=2)[C:52]3=[O:75])=[O:49])C2C=CC=CC=2)C=CC=CC=1.[SiH](CC)(CC)CC.FC(F)(F)C(O)=O>C(Cl)CCl>[Cl:58][C:57]1[CH2:56][S:55][CH:54]2[N:51]([C:52](=[O:75])[CH:53]2[NH:59][C:60](=[O:74])[CH2:61][C:62]2[N:63]=[C:64]([C:67]3[C:72]([OH:73])=[CH:71][CH:70]=[CH:69][N:68]=3)[S:65][CH:66]=2)[C:50]=1[C:48]([OH:49])=[O:47]

Komponenten

6

Versuchsvorschrift

The procedure used for the preparation of 9a was repeated with 8j (186 mg, 0.301 mmol), Et3SiH (0.480 mL, 3.01 mmol), and trifluoroacetic acid (0.927 mL, 12.0 mmol) in dry ClCH2CH2Cl (6 mL) at 0° C. under nitrogen to give 9j (123 mg, 90%) a s a brownish solid after crystallization from THF/CH2Cl2 /hexane. mp 175° C. (dec); IR (KBr) 3600-2700 (br), 3277, 1780, 1730, 1663 cm-1 ; 1H NMR (DMSO-d6) δ3.63 (1H, d, J=18.0 Hz), 3.78 (2H, s, CH2), 3.98 (1H, d, J=18.0 Hz), 5.15 (1H, d, J=4.8 Hz), 5.69 (1H, dd, J=8.1 and 4.8 Hz), 7.37 (1H, dd, J=8.4 and 4.3 Hz), 7.44 (1H, dd, J=8.4 and 1.1 Hz), 7.58 (1H, s), 8.14 (1H, dd, J=4.3 and 1.1 Hz), 9.23 (1H, d, J=8.1 Hz, NH), 11.62 (1H, s, OH), 13.80 (1H, br s, CO2H); FDMS m/z 453 (M+ +1, 35Cl), 455 (M+ +1, 37Cl); HRMS m/z Calcd for C17H1435ClN4O5S2 (M+ +1): 453.0094, Found: 453.0090.

Quellen und Nachweise

ORD-Eintrag
ord-8bb5452f48b44fd48c5b7f710bbf8780
Quelldatensatz
uspto-grants-1997_04
Patentnummer
US05620968

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