Trifluoroacetic acid → HCID 67805215, Verbindung

HRID 373190Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 373190
[CH2:1]([O:8][C:9]([CH:11]1[CH2:19][CH:18]2[CH:13]([CH2:14][CH2:15][CH2:16][CH2:17]2)[N:12]1[C:20](=[O:31])[C@H:21]([CH3:30])[NH:22]C(OC(C)(C)C)=O)=[O:10])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1.[F:32][C:33]([F:38])([F:37])[C:34]([OH:36])=[O:35]>>[F:32][C:33]([F:38])([F:37])[C:34]([OH:36])=[O:35].[CH2:1]([O:8][C:9]([CH:11]1[CH2:19][CH:18]2[CH:13]([CH2:14][CH2:15][CH2:16][CH2:17]2)[N:12]1[C:20](=[O:31])[C@H:21]([CH3:30])[NH2:22])=[O:10])[C:2]1[CH:7]=[CH:6][CH:5]=[CH:4][CH:3]=1

Komponenten

3

Versuchsvorschrift

21.5 g of Boc-Ala-Oic-OBzl are dissolved in 50 ml of trifluoroacetic acid. The solution is concentrated in vacuo, and the residue is digested several times with diisopropyl ether and is dried in vacuo. Yield: 21 g. The proton signal for the tertiary-butyl group is completely absent in the NMR spectrum.

Aufarbeitung

  1. concentrationThe solution is concentrated in vacuo
  2. customis dried in vacuo

Quellen und Nachweise

ORD-Eintrag
ord-ef2e63c7cade44b0a6085f75f1a82caf
Quelldatensatz
uspto-grants-1992_11
Patentnummer
US05162362

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