1,2-Benzenedicarbonitrile, 4-amino- → 4-(chlorosulfonyl)phthalonitrile
Reaction equation
FC1C=CC([S:8]([Cl:11])(=[O:10])=[O:9])=CC=1OC.N[C:15]1[CH:16]=[C:17]([C:23]#[N:24])[C:18](=[CH:21][CH:22]=1)[C:19]#[N:20]>>[C:23]([C:17]1[CH:16]=[C:15]([S:8]([Cl:11])(=[O:10])=[O:9])[CH:22]=[CH:21][C:18]=1[C:19]#[N:20])#[N:24]Participants
3
Procedure
The titled compound is prepared analogously to 4-fluoro-3-methoxy-benzenesulfonyl chloride (Intermediate 102a) by replacing 4-fluoro-3-methoxyaniline with 4-amino-phthalonitrile.
Sources & evidence
- ORD record
- ord-7829102366bf415b8730f9a0a76999c9
- Source dataset
- uspto-grants-2014_07
- Patent number
- US08791256B2
Reaction notes
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