Piperazine → Piperazinium N,N'-diacetyl-L-cystinate

HRID 1938881Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1938881
[C:1]([NH:4][C@H:5]([C:18]([OH:20])=[O:19])[CH2:6][S:7][S:8][CH2:9][C@H:10]([NH:14][C:15](=[O:17])[CH3:16])[C:11]([OH:13])=[O:12])(=[O:3])[CH3:2].[NH:21]1[CH2:26][CH2:25][NH:24][CH2:23][CH2:22]1>O>[NH2+:21]1[CH2:26][CH2:25][NH:24][CH2:23][CH2:22]1.[C:15]([NH:14][C@H:10]([C:11]([O-:13])=[O:12])[CH2:9][S:8][S:7][CH2:6][C@H:5]([NH:4][C:1](=[O:3])[CH3:2])[C:18]([O-:20])=[O:19])(=[O:17])[CH3:16]

Komponenten

4

Edukt 2

HCID 4837PiperazineHCID 6995101N,N'-Diacetyl-L-cystine

Produkt 1

HCID 131718840Piperazinium N,N'-diacetyl-L-cystinate

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 962WaterLösungsmittel

Versuchsvorschrift

To N,N'-diacetyl-L-cystine (4.60 mmole, 1.49 g) dissolved in 5 mL of water was added piperazine (4.60 mmole, 0.90 g). To the solution was added enough isopropanole to cause formation of an oil, which slowly solidifies. The salt was isolated and dried.

Aufarbeitung

  1. additionTo the solution was added enough isopropanole
  2. customThe salt was isolated
  3. customdried

Quellen und Nachweise

ORD-Eintrag
ord-4bd6a4cd129f4fa7b5598e2d2e75bdf3
Quelldatensatz
uspto-grants-1997_12
Patentnummer
US05693858

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