2,3-Dimethyl-6-nitrobenzaldehyde → 5-[(2,3-Dimethyl-6-nitrophenyl)methylene]-1-methyl-2,4-imidazolidinedione
Reaction equation
[CH3:1][C:2]1[C:9]([CH3:10])=[CH:8][CH:7]=[C:6]([N+:11]([O-:13])=[O:12])[C:3]=1[CH:4]=O.[CH3:14][N:15]1[CH:19](P(OCC)(=O)OCC)[C:18](=[O:28])[NH:17][C:16]1=[O:29]>>[CH3:1][C:2]1[C:9]([CH3:10])=[CH:8][CH:7]=[C:6]([N+:11]([O-:13])=[O:12])[C:3]=1[CH:4]=[C:19]1[N:15]([CH3:14])[C:16](=[O:29])[NH:17][C:18]1=[O:28]Participants
3
Procedure
Reaction of 2,3-dimethyl-6nitrobenzaldehyde with diethyl 1-methyl-2,4-dioxoimidazolidine-5-phosphonate according to the procedure of Method D provided the title compound (partial hydrate) as a mixture of geometrical isomers, m.p. 195°-198° C. in 88% yield.
Sources & evidence
- ORD record
- ord-47b4ea5a81154e2589a0018023527271
- Source dataset
- uspto-grants-1987_05