1,2,4-Trifluoro-5-nitrobenzene → Ethyl 2-(4,5-difluoro-2-nitroanilino)benzo[b]thiophene-3-carboxylate

HRID 649899Notes

Reaction equation

HRID 649899 reaction equation
[NH2:1][C:2]1[S:6][C:5]2[CH:7]=[CH:8][CH:9]=[CH:10][C:4]=2[C:3]=1[C:11]([O:13][CH2:14][CH3:15])=[O:12].F[C:17]1[CH:22]=[C:21]([F:23])[C:20]([F:24])=[CH:19][C:18]=1[N+:25]([O-:27])=[O:26]>CS(C)=O>[F:24][C:20]1[C:21]([F:23])=[CH:22][C:17]([NH:1][C:2]2[S:6][C:5]3[CH:7]=[CH:8][CH:9]=[CH:10][C:4]=3[C:3]=2[C:11]([O:13][CH2:14][CH3:15])=[O:12])=[C:18]([N+:25]([O-:27])=[O:26])[CH:19]=1

Participants

4

Reactant 2

HCID 750121,2,4-Trifluoro-5-nitrobenzeneHCID 699464Ethyl 2-amino-1-benzothiophene-3-carboxylate

Product 1

HCID 18422335Ethyl 2-(4,5-difluoro-2-nitroanilino)benzo[b]thiophene-3-carboxylate

Reagents, catalysts & solvents 1

HCID 679Dimethyl SulfoxideSolvent

Procedure

In the same manner as in Starting Material Synthesis Example 4 and using ethyl 2-aminobenzo[b]thiophene-3-carboxylate, 2,4,5-trifluoronitrobenzene and dimethyl sulfoxide, ethyl 2-(4,5-difluoro-2-nitroanilino)benzo[b]thiophene-3-carboxylate is obtained.

Workup

  1. customMaterial Synthesis Example 4

Sources & evidence

ORD record
ord-21b2f5c3ff864378a970711af5396409
Source dataset
uspto-grants-2001_08
Patent number
US06271225B1

Reaction notes

Loading…