Reaction equation
[NH2:1][C:2]1[C:3]([C:20]([NH:22][NH2:23])=[O:21])=[N:4][C:5]([C:8]2[CH:13]=[CH:12][C:11]([S:14]([CH:17]([CH3:19])[CH3:18])(=[O:16])=[O:15])=[CH:10][CH:9]=2)=[CH:6][N:7]=1.[C:24]([N:27]=[C:28]=[S:29])(=[O:26])[CH3:25]>ClCCCl>[NH2:1][C:2]1[C:3]([C:20]([NH:22][NH:23][C:28]([NH:27][C:24](=[O:26])[CH3:25])=[S:29])=[O:21])=[N:4][C:5]([C:8]2[CH:9]=[CH:10][C:11]([S:14]([CH:17]([CH3:19])[CH3:18])(=[O:15])=[O:16])=[CH:12][CH:13]=2)=[CH:6][N:7]=1Participants
4
Reactant 2
Product 1
Reagents, catalysts & solvents 1
Procedure
A mixture of 3-amino-6-(4-isopropylsulfonylphenyl)pyrazine-2-carbohydrazide (100 mg, 0.2982 mmol), acetyl isothiocyanate (30.16 mg, 26.20 μL, 0.2982 mmol) and dry DCE (2.000 mL) were stirred at ambient temperature for 2 h and then concentrated in vacuo. Used directly in the next step without further purification; MS (ES+) 437.20
Workup
- concentrationconcentrated in vacuo
- customUsed directly in the next step without further purification
Sources & evidence
- ORD record
- ord-69524c100c5247dc8905c65244ff7dc6
- Source dataset
- uspto-grants-2014_09
- Patent number
- US08841308B2
Linked notes
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