1,9-Dibromononane → 6-[9-(4-Methylpiperazinyl)nonoxy]-2-phenyl-4H-1-benzopyran-4-one

HRID 1708698Notes

Reaction equation

HRID 1708698 reaction equation
[OH:1][C:2]1[CH:3]=[C:4]2[C:9](=[CH:10][CH:11]=1)[O:8][C:7]([C:12]1[CH:17]=[CH:16][CH:15]=[CH:14][CH:13]=1)=[CH:6][C:5]2=[O:18].Br[CH2:20][CH2:21][CH2:22][CH2:23][CH2:24][CH2:25][CH2:26][CH2:27][CH2:28]Br.[CH3:30][N:31]1[CH2:36][CH2:35][NH:34][CH2:33][CH2:32]1>>[CH3:30][N:31]1[CH2:36][CH2:35][N:34]([CH2:20][CH2:21][CH2:22][CH2:23][CH2:24][CH2:25][CH2:26][CH2:27][CH2:28][O:1][C:2]2[CH:11]=[CH:10][C:9]3[O:8][C:7]([C:12]4[CH:17]=[CH:16][CH:15]=[CH:14][CH:13]=4)=[CH:6][C:5](=[O:18])[C:4]=3[CH:3]=2)[CH2:33][CH2:32]1

Participants

4

Procedure

The compound was prepared by a method similar to Example 2 from 6-hydroxyflavone, 1,9-dibromononane and 4-methyl piperazine: mp 77°-80° C.

Sources & evidence

ORD record
ord-e659961eaa414d789a4b123baefdb31d
Source dataset
uspto-grants-1994_10
Patent number
US05359098

Reaction notes

Loading…