Trimetazidine → 7-Hydroxy-2-[4-(2,3,4-trimethoxybenzyl)piperazin-1-ylcarbonyl]-2,3-dihydro-1,4-benzodioxin

HRID 37178

Reaction equation

[CH3:1][O:2][C:3]1[C:15]([O:16][CH3:17])=[C:14]([O:18][CH3:19])[CH:13]=[CH:12][C:4]=1[CH2:5][N:6]1[CH2:11][CH2:10][NH:9][CH2:8][CH2:7]1.[OH:20][C:21]1[CH:22]=[CH:23][C:24]2[O:29][CH2:28][CH:27]([C:30](O)=[O:31])[O:26][C:25]=2[CH:33]=1>>[OH:20][C:21]1[CH:22]=[CH:23][C:24]2[O:29][CH2:28][CH:27]([C:30]([N:9]3[CH2:10][CH2:11][N:6]([CH2:5][C:4]4[CH:12]=[CH:13][C:14]([O:18][CH3:19])=[C:15]([O:16][CH3:17])[C:3]=4[O:2][CH3:1])[CH2:7][CH2:8]3)=[O:31])[O:26][C:25]=2[CH:33]=1

Participants

Reactant 2

HCID 21109Trimetazidine

HCID 108995517-Hydroxy-2,3-dihydro-1,4-benzodioxine-2-carboxylic acid

Product 1

HCID 111023127-Hydroxy-2-[4-(2,3,4-trimethoxybenzyl)piperazin-1-ylcarbonyl]-2,3-dihydro-1,4-benzodioxinYield 65%

Procedure

That compound is obtained in a yield of 65% starting from 1-(2,3,4-trimethoxy benzyl)piperazine and 7-hydroxy-2,3-dihydro-1,4-benzodioxin-2-carboxylic acid.

Workup

customThat compound is obtained in a yield of 65%

Sources & evidence

ORD record: ord-e2d3a32352c3451a856d603947c115da
Source dataset: uspto-grants-1995_05
DOI: 10.6084/m9.figshare.5104873.v1
Patent number: US05420132

Linked notes

Loading…