2-[2-(2,4-dichlorophenyl)-2-oxoethyl]-1H-isoindole-1,3(2H)-dione → 2-{2-(2,4-Dichlorophenyl)-1-[(dimethylamino)methylene]-2-oxoethyl}isoindoline 1,3-dione

HRID 2297307Notes

Reaction equation

HRID 2297307 reaction equation
[Cl:1][C:2]1[CH:7]=[C:6]([Cl:8])[CH:5]=[CH:4][C:3]=1[C:9](=[O:22])[CH2:10][N:11]1[C:19](=[O:20])[C:18]2[C:13](=[CH:14][CH:15]=[CH:16][CH:17]=2)[C:12]1=[O:21]>CN(C(OC)OC)C>[Cl:1][C:2]1[CH:7]=[C:6]([Cl:8])[CH:5]=[CH:4][C:3]=1[C:9](=[O:22])[C:10]([N:11]1[C:19](=[O:20])[C:18]2[C:13](=[CH:14][CH:15]=[CH:16][CH:17]=2)[C:12]1=[O:21])=[CH:10][N:11]([CH3:19])[CH3:12]

Participants

3

Reactant 1

HCID 7367782-[2-(2,4-dichlorophenyl)-2-oxoethyl]-1H-isoindole-1,3(2H)-dione

Product 1

HCID 540183712-{2-(2,4-Dichlorophenyl)-1-[(dimethylamino)methylene]-2-oxoethyl}isoindoline 1,3-dione

Reagents, catalysts & solvents 1

HCID 78373Dimethylformamide dimethyl acetalSolvent

Procedure

1 mmol of 2-[2-(2,4-dichlorophenyl)-2-oxoethyl]isoindoline-1,3-dion was heated to 80° C. in neat N,N-dimethylformamidedimethyl acetal for six hours. The reaction mixture was concentrated in vacuo and purified by trituration with diethyl ether.

Workup

  1. concentrationThe reaction mixture was concentrated in vacuo
  2. custompurified by trituration with diethyl ether

Sources & evidence

ORD record
ord-aaff91e21c0841bbb8757f9bb79ba7f2
Source dataset
uspto-grants-2002_12
Patent number
US06489344B1

Reaction notes

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