Diethyl (3-methyl-2,5-dioxoimidazolidin-4-yl)phosphonate → 1-Methyl-5-[[2-nitro-5-[3-(phenylsulfonyl)propoxy]phenyl]methylene]-2,4-imidazolidinedione
Reaction equation
[N+:1]([C:4]1[CH:11]=[CH:10][C:9]([O:12][CH2:13][CH2:14][CH2:15][S:16]([C:19]2[CH:24]=[CH:23][CH:22]=[CH:21][CH:20]=2)(=[O:18])=[O:17])=[CH:8][C:5]=1[CH:6]=O)([O-:3])=[O:2].[CH3:25][N:26]1[CH:30](P(OCC)(=O)OCC)[C:29](=[O:39])[NH:28][C:27]1=[O:40]>>[CH3:25][N:26]1[C:30](=[CH:6][C:5]2[CH:8]=[C:9]([O:12][CH2:13][CH2:14][CH2:15][S:16]([C:19]3[CH:24]=[CH:23][CH:22]=[CH:21][CH:20]=3)(=[O:17])=[O:18])[CH:10]=[CH:11][C:4]=2[N+:1]([O-:3])=[O:2])[C:29](=[O:39])[NH:28][C:27]1=[O:40]Participants
3
Procedure
Prepared from 2-nitro-5-[3-(phenylsulfonyl)propoxy]benzaldehyde and diethyl 1-methyl-2,4-dioxoimidazolidine-5-phosphonate analogous to the procedure of Example (2-8), m.p. 147°-158° C.
Sources & evidence
- ORD record
- ord-27b9a2eddb89428d83d1a72b5e892a2d
- Source dataset
- uspto-grants-1988_10
- Patent number
- US04775674
Reaction notes
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