1-Chloro-3-hydroxy-2-propanone → 7-chloro-2-[[2-chloro-1-(hydroxymethyl)ethylidene]hydrazino]-5-(o-fluorophenyl)-3H-1,4-benzodiazepine
Reaction equation
[Cl:1][C:2]1[CH:3]=[CH:4][C:5]2[N:11]=[C:10]([NH:12][NH2:13])[CH2:9][N:8]=[C:7]([C:14]3[CH:19]=[CH:18][CH:17]=[CH:16][C:15]=3[F:20])[C:6]=2[CH:21]=1.[Cl:22][CH2:23][C:24](=O)[CH2:25][OH:26]>O1CCCC1>[Cl:1][C:2]1[CH:3]=[CH:4][C:5]2[N:11]=[C:10]([NH:12][N:13]=[C:24]([CH2:25][OH:26])[CH2:23][Cl:22])[CH2:9][N:8]=[C:7]([C:14]3[CH:19]=[CH:18][CH:17]=[CH:16][C:15]=3[F:20])[C:6]=2[CH:21]=1Participants
4
Reactant 2
Product 1
Reagents, catalysts & solvents 1
Procedure
In the manner given in Example 1, 7-chloro-2-hydrazino-5-(o-fluorophenyl)-3H-1,4-benzodiazepine in tetrahydrofuran can be treated with 1-chloro-3-hydroxypropanone under nitrogen to give 7-chloro-2-[[2-chloro-1-(hydroxymethyl)ethylidene]hydrazino]-5-(o-fluorophenyl)-3H-1,4-benzodiazepine.