Iodoethane → Ethyl 1-ethyl-6,7,8-trifluoro-1,4-dihydro-4-oxoquinoline-3-carboxylate

HRID 248501Notes

Reaction equation

HRID 248501 reaction equation
[F:1][C:2]1[CH:3]=[C:4]2[C:9](=[C:10]([F:13])[C:11]=1[F:12])[NH:8][CH:7]=[C:6]([C:14]([O:16][CH2:17][CH3:18])=[O:15])[C:5]2=[O:19].C(=O)([O-])[O-].[K+].[K+].[CH2:26](I)[CH3:27]>CN(C)C=O>[CH2:26]([N:8]1[C:9]2[C:4](=[CH:3][C:2]([F:1])=[C:11]([F:12])[C:10]=2[F:13])[C:5](=[O:19])[C:6]([C:14]([O:16][CH2:17][CH3:18])=[O:15])=[CH:7]1)[CH3:27]

Participants

5

Reactant 3

HCID 6340IodoethaneHCID 11430Potassium CarbonateHCID 27339723-Quinolinecarboxylic acid, 1,4-dihydro-4-oxo-6,7,8-trifluoro-, ethyl ester

Product 1

HCID 5140913Ethyl 1-ethyl-6,7,8-trifluoro-1,4-dihydro-4-oxoquinoline-3-carboxylate

Reagents, catalysts & solvents 1

HCID 6228DimethylformamideSolvent

Procedure

A 49.1 g portion of 6,7,8-trifluoro-1,4-dihydro-oxo-3-quinolinecarboxylic acid, ethyl ester was reacted with 85 g of potassium carbonate, 266 g of ethyl iodide and 600 ml of dimethylformamide, giving 1-ethyl-1,4-dihydro-6,7,8-trifluoro-4-oxo-3-quinolinecarboxylic acid, ethyl ester.

Sources & evidence

ORD record
ord-65ef3ad80c4b4f9987a3f175eee1af45
Source dataset
uspto-grants-1993_05
Patent number
US05210193

Reaction notes

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