Reaction equation
[Cl:1][C:2]1[CH:3]=[C:4]2[C:8](=[CH:9][CH:10]=1)[NH:7][C:6](=[O:11])[C:5]2=O.[Cl-].[Al+3].[Cl-].[Cl-].[CH:17]1[CH:22]=[CH:21][CH:20]=[CH:19][CH:18]=1>>[Cl:1][C:2]1[CH:3]=[C:4]2[C:8](=[CH:9][CH:10]=1)[NH:7][C:6](=[O:11])[C:5]2([C:2]1[CH:3]=[CH:4][CH:8]=[CH:9][CH:10]=1)[C:17]1[CH:22]=[CH:21][CH:20]=[CH:19][CH:18]=1Participants
4
Procedure
This compound is prepared by the method described in Helv. Chim. Acta, 1946, 29, 415-431, by the reaction of benzene with 5-chloroisatin in the presence of aluminum chloride. M.p.=281° C.
Workup
- customThis compound is prepared by the method
Sources & evidence
- ORD record
- ord-6ff5774731954061858d03160b92b6f9
- Source dataset
- uspto-grants-1998_03
- Patent number
- US05728723
Linked notes
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