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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1197953Generated: October 30, 2026

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

https://huagongshe.com/reaction/1197953

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1,9-DibromononaneHCID 20677—
Reactant1-MethylpiperazineHCID 53167—
Reactant6-HydroxyflavoneHCID 72279—
Product6-[9-(4-Methylpiperazinyl)nonoxy]-2-phenyl-4H-1-benzopyran-4-oneHCID 18959719—

Reaction Steps

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.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05278174
Source datasetuspto-grants-1994_01
ORD IDord-23ddd61d680e4e17923b197a47cb31b7
Source noteuspto-grants-1994_01