6-ammonio-7-chloro-2,3(1H,4H)-quinoxalinedione chloride → 6-(2,5-Diphenyl-1-pyrrolyl)-7-chloro-2,3(1H,4H)-quinoxalinedione
Reaction equation
[Cl-].[NH3+:2][C:3]1[CH:4]=[C:5]2[C:10](=[CH:11][C:12]=1[Cl:13])[NH:9][C:8](=[O:14])[C:7](=[O:15])[NH:6]2.[C:16]1([C:22]2(OC)[CH2:26][CH2:25][C:24]([C:29]3[CH:34]=[CH:33][CH:32]=[CH:31][CH:30]=3)(OC)O2)[CH:21]=[CH:20][CH:19]=[CH:18][CH:17]=1>>[C:16]1([C:22]2[N:2]([C:3]3[CH:4]=[C:5]4[C:10](=[CH:11][C:12]=3[Cl:13])[NH:9][C:8](=[O:14])[C:7](=[O:15])[NH:6]4)[C:24]([C:29]3[CH:30]=[CH:31][CH:32]=[CH:33][CH:34]=3)=[CH:25][CH:26]=2)[CH:21]=[CH:20][CH:19]=[CH:18][CH:17]=1Participants
3
Procedure
16.5 mmol of 6-ammonio-7-chloro-2,3(1H,4H)-quinoxalinedione chloride were reacted with 16.5 mmol of 2,5-diphenyl-2,5-dimethoxytetrahydrofuran by the method of Example 5d.
Sources & evidence
- ORD record
- ord-ea1eef2f42014125a16430b8504efe3b
- Source dataset
- uspto-grants-1998_12
- Patent number
- US05852017
Reaction notes
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