2-Mepp → 5,7-dimethoxy-4-methyl-3-{2-[4-(2-methylphenyl)-1-piperazinyl]ethyl}-2H-1-benzopyran-2-one

HRID 1078595Notes

Reaction equation

HRID 1078595 reaction equation
Cl[CH2:2][CH2:3][C:4]1[C:5](=[O:19])[O:6][C:7]2[CH:14]=[C:13]([O:15][CH3:16])[CH:12]=[C:11]([O:17][CH3:18])[C:8]=2[C:9]=1[CH3:10].[CH3:20][C:21]1[CH:26]=[CH:25][CH:24]=[CH:23][C:22]=1[N:27]1[CH2:32][CH2:31][NH:30][CH2:29][CH2:28]1>>[CH3:18][O:17][C:11]1[C:8]2[C:9]([CH3:10])=[C:4]([CH2:3][CH2:2][N:30]3[CH2:31][CH2:32][N:27]([C:22]4[CH:23]=[CH:24][CH:25]=[CH:26][C:21]=4[CH3:20])[CH2:28][CH2:29]3)[C:5](=[O:19])[O:6][C:7]=2[CH:14]=[C:13]([O:15][CH3:16])[CH:12]=1

Participants

3

Reactant 2

HCID 919652-MeppHCID 194281613-(2-chloroethyl)-5,7-dimethoxy-4-methyl-2H-1-benzopyran-2-one

Product 1

HCID 194281425,7-dimethoxy-4-methyl-3-{2-[4-(2-methylphenyl)-1-piperazinyl]ethyl}-2H-1-benzopyran-2-oneYield 14%

Procedure

Process A; starting materials: 3-(2-chloroethyl)-5,7-dimethoxy-4-methyl-2H-1-benzopyran-2-one (Example 39) and 1-(2-methylphenyl)piperazine; yield 14% of oily crude product.

Sources & evidence

ORD record
ord-4325ea811027437485336ca9a9a9240d
Source dataset
uspto-grants-1996_08
Patent number
US05550129

Reaction notes

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