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1,8-Diazabicyclo(5.4.0)undec-7-ene → 7-(4-Bromo-2-isoindolinyl)-1-cyclopropyl-6,8-difluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid

HRID 1494748
Notes
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Reaction equation

HRID 1494748 reaction equation
[CH:1]1([N:4]2[C:13]3[C:8](=[CH:9][C:10]([F:16])=[C:11](F)[C:12]=3[F:14])[C:7](=[O:17])[C:6]([C:18]([OH:20])=[O:19])=[CH:5]2)[CH2:3][CH2:2]1.[Br:21][C:22]1[CH:30]=[CH:29][CH:28]=[C:27]2[C:23]=1[CH2:24][NH:25][CH2:26]2.C1CCN2C(=NCCC2)CC1>CN(C=O)C>[Br:21][C:22]1[CH:30]=[CH:29][CH:28]=[C:27]2[C:23]=1[CH2:24][N:25]([C:11]1[C:12]([F:14])=[C:13]3[C:8]([C:7](=[O:17])[C:6]([C:18]([OH:20])=[O:19])=[CH:5][N:4]3[CH:1]3[CH2:2][CH2:3]3)=[CH:9][C:10]=1[F:16])[CH2:26]2
ParticipantsProcedureSources & evidenceReaction notes

Participants

5

Reactant 3

HCID 811841,8-Diazabicyclo(5.4.0)undec-7-eneHCID 5354141-Cyclopropyl-6,7,8-trifluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acidHCID 147958704-bromo-2,3-dihydro-1H-isoindole

Product 1

HCID 147957707-(4-Bromo-2-isoindolinyl)-1-cyclopropyl-6,8-difluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acidYield 18.6%

Reagents, catalysts & solvents 1

HCID 6228
Dimethylformamide
Solvent

Procedure

142 mg of 1-cyclopropyl-6,7,8-trifluoro-1,4-dihydro-4- oxoquinoline-3-carboxylic acid, 149 mg of 4-bromoisoindoline, 114 mg of DBU, and 1.5 ml of anhydrous DMF were processed in the same manner as in Example 20 to produce 43 mg of the target compound.

Sources & evidence

ORD record
ord-2145cd122ec443469c75b40847931c59
Source dataset
uspto-grants-1991_06
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US05026856

Reaction notes

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On this pageParticipantsProcedureSources & evidenceReaction notes