5-Bromo-2-oxindole → 1-(5-Bromo-2-oxo-1,2-dihydro-indol-3-ylidenemethyl)-6,7-dihydro-2H-pyrano[3,4-c]pyrrol-4-one

HRID 991798Notes

Reaction equation

HRID 991798 reaction equation
[Br:1][C:2]1[CH:3]=[C:4]2[C:8](=[CH:9][CH:10]=1)[NH:7][C:6](=[O:11])[CH2:5]2.[O:12]=[C:13]1[C:18]2=[CH:19][NH:20][C:21]([CH:22]=O)=[C:17]2[CH2:16][CH2:15][O:14]1>>[Br:1][C:2]1[CH:3]=[C:4]2[C:8](=[CH:9][CH:10]=1)[NH:7][C:6](=[O:11])[C:5]2=[CH:22][C:21]1[NH:20][CH:19]=[C:18]2[C:13](=[O:12])[O:14][CH2:15][CH2:16][C:17]=12

Participants

3

Reactant 2

HCID 6111935-Bromo-2-oxindoleHCID 98340494-Oxo-2,4,6,7-tetrahydropyrano[3,4-C]pyrrole-1-carbaldehyde

Product 1

HCID 697075481-(5-Bromo-2-oxo-1,2-dihydro-indol-3-ylidenemethyl)-6,7-dihydro-2H-pyrano[3,4-c]pyrrol-4-one

Procedure

5-Bromo-1,3-dihydro-indol-2-one was condensed with 4-oxo-2,4,6,7-tetrahydro-pyrano[3,4-c]pyrrole-1-carbaldehyde to give the title compound.

Sources & evidence

ORD record
ord-195796bb3e034c71a064438718bbb023
Source dataset
uspto-grants-2002_10
Patent number
US06465507B2

Reaction notes

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