4-Iodo-o-toluidine → 2-Chloro-3-(2-fluoro-4-iodophenylamino)-isonicotinic acid
Reaction equation
[F:1][C:2]1[CH:7]=[C:6]([I:8])[CH:5]=[CH:4][C:3]=1[NH:9][C:10]1[CH:18]=[N:17][CH:16]=[CH:15][C:11]=1[C:12]([OH:14])=[O:13].CC1C=C(I)C=CC=1N.FC1C([Cl:38])=C(C=CN=1)C(O)=O>>[Cl:38][C:18]1[C:10]([NH:9][C:3]2[CH:4]=[CH:5][C:6]([I:8])=[CH:7][C:2]=2[F:1])=[C:11]([CH:15]=[CH:16][N:17]=1)[C:12]([OH:14])=[O:13]Participants
4
Procedure
2-Chloro-3-(2-fluoro-4-iodo-phenylamino)-isonicotinic acid was synthesized as outlined in General Method 1 and according to the procedure for the synthesis of intermediate 1 by reacting 4 mmol of 2-methyl-4-iodoaniline with 6 mmol 2-fluoro-3chloro-isonicotinic acid. LC/MS [10.25 min; 390.9 (M−1)-ESI-].