Piperazine → HCID 131718840, compound

HRID 1770088Notes

Reaction equation

HRID 1770088 reaction equation
[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]

Participants

4

Reactant 2

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

Product 1

HCID 131718840HCID 131718840, compound

Reagents, catalysts & solvents 1

HCID 962WaterSolvent

Procedure

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.

Workup

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

Sources & evidence

ORD record
ord-920f7e1aff7349e7b74d654a97c782b8
Source dataset
uspto-grants-1995_01
Patent number
US05385904

Reaction notes

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