Lactic Acid → HCID 178473662, Verbindung
Reaktionsgleichung
[CH3:1][O:2]/[N:3]=[C:4]1\[CH2:5][N:6]([C:11]2[N:16]=[C:15]3[N:17]([CH:25]4[CH2:27][CH2:26]4)[CH:18]=[C:19]([C:22]([OH:24])=[O:23])[C:20](=[O:21])[C:14]3=[CH:13][C:12]=2[F:28])[CH2:7][CH:8]\1[CH2:9][NH2:10].C(Cl)Cl.[C:32]([OH:37])(=[O:36])[CH:33]([CH3:35])[OH:34]>C(O)C>[CH3:1][O:2]/[N:3]=[C:4]1\[CH2:5][N:6]([C:11]2[N:16]=[C:15]3[N:17]([CH:25]4[CH2:27][CH2:26]4)[CH:18]=[C:19]([C:22]([OH:24])=[O:23])[C:20](=[O:21])[C:14]3=[CH:13][C:12]=2[F:28])[CH2:7][CH:8]\1[CH2:9][NH2:10].[C:32]([O-:37])(=[O:36])[CH:33]([CH3:35])[OH:34]Komponenten
5
Edukt 3
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Reaktionsbedingungen
- Temperatur
- 10 °C
Versuchsvorschrift
Gemifloxacin free base (3 gm) is added to methylene dichloride (65 ml) at 25-30° C., ethanol (20 ml) is added to form a clear solution. To the solution, lactic acid (0.6ml) is added at 25-30° C., stirred for 1 hour and then cooled to 10° C. Filtered the solid and dried at 50-l 55° C. to give 3 gm of gemifloxacin lactate (HPLC Purity: 99.93%).
Aufarbeitung
- customto form a clear solution
- filtrationFiltered the solid
- dry with materialdried at 50-l 55° C.
Quellen und Nachweise
- ORD-Eintrag
- ord-4c010d5faa2d4cef83260570441194a1
- Quelldatensatz
- uspto-grants-2010_11
- Patentnummer
- US07834027B2
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