Diethyl (3-methyl-2,5-dioxoimidazolidin-4-yl)phosphonate → HCID 53879081, compound
Reaction equation
[CH3:1][C:2]1[CH:9]=[CH:8][CH:7]=[C:6]([N+:10]([O-:12])=[O:11])[C:3]=1[CH:4]=O.[CH3:13][N:14]1[CH:18](P(OCC)(=O)OCC)[C:17](=[O:27])[NH:16][C:15]1=[O:28]>>[CH3:13][N:14]1[C:18](=[CH:4][C:3]2[C:6]([N+:10]([O-:12])=[O:11])=[CH:7][CH:8]=[CH:9][C:2]=2[CH3:1])[C:17](=[O:27])[NH:16][C:15]1=[O:28]Participants
3
Procedure
Reaction of 2-methyl-6-nitrobenzaldehyde with diethyl 1-methyl-2,4-dioxoimidazolidine-5-phosphonate according to procedure D provides the title compound as a mixture of geometrical isomers, m.p. 194°-197° C. in 80% yield.
Sources & evidence
- ORD record
- ord-6c0eac58f00d41a69c9920c147580610
- Source dataset
- uspto-grants-1987_05
- Patent number
- US04668686
Reaction notes
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