2,6-Dichlorobenzoyl isocyanate → 1-(2,6-Dichlorobenzoyl)-3-(4,6-dimethyl-5-phenyl-2-pyridyl)urea
Reaction equation
[CH3:1][C:2]1[C:7]([C:8]2[CH:13]=[CH:12][CH:11]=[CH:10][CH:9]=2)=[C:6]([CH3:14])[N:5]=[C:4]([NH2:15])[CH:3]=1.[Cl:16][C:17]1[CH:27]=[CH:26][CH:25]=[C:24]([Cl:28])[C:18]=1[C:19]([N:21]=[C:22]=[O:23])=[O:20]>C(OCC)(=O)C>[Cl:16][C:17]1[CH:27]=[CH:26][CH:25]=[C:24]([Cl:28])[C:18]=1[C:19]([NH:21][C:22]([NH:15][C:4]1[CH:3]=[C:2]([CH3:1])[C:7]([C:8]2[CH:13]=[CH:12][CH:11]=[CH:10][CH:9]=2)=[C:6]([CH3:14])[N:5]=1)=[O:23])=[O:20]Participants
4
Reactant 2
Product 1
Reagents, catalysts & solvents 1
Procedure
4,6-Dimethyl-5-phenyl-2-pyridylamine (500 mg) and 2,6-dichlorobenzoyl isocyanate (650 mg) were reacted in 25 ml ethyl acetate. A precipitate formed which was filtered, dried, and identified by NMR analysis as the desired product, m.p. 230°-235° C.
Workup
- customA precipitate formed which
- filtrationwas filtered
- customdried
Sources & evidence
- ORD record
- ord-b5bcc94b56a545a4aef1c79a923ed968
- Source dataset
- uspto-grants-1983_09
- Patent number
- US04405552
Reaction notes
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