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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 227037Generated: November 1, 2026

Tetrahydrofuran → 1-(6-Bromo-pyridin-2-ylmethyl)-3-(2,3-dihydro-benzo[1,4]dioxine-6-carbonyl)-1H-quinolin-4-one

https://huagongshe.com/reaction/227037

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetrahydrofuranHCID 8028—
Reactant1-(6-Bromo-pyridin-2-ylmethyl)-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid methoxy-methyl-amideHCID 57754532—
SolventMagnesium bromide 2,3-dihydro-1,4-benzodioxin-6-ide (1/1/1)HCID 15974803—
Product1-(6-Bromo-pyridin-2-ylmethyl)-3-(2,3-dihydro-benzo[1,4]dioxine-6-carbonyl)-1H-quinolin-4-oneHCID 57754596—

Reaction Steps

Experimental conditions analogous to those described for Step 6 of Example 60 from 90 mg (0.22 mmol) of 1-(6-bromo-pyridin-2-ylmethyl)-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid methoxy-methyl-amide in 1 mL THF and 0.98 mL 0.5M 3,4-(ethylenedioxy)phenylmagnesium bromide. Yield: 77 mg of a white solid. LC-MSD, m/z for C24H17BrN2O4 [M+H]+=477.0, 479.0; HPLC retention time: 2.4 min.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07557213B2
Source datasetuspto-grants-2009_07
ORD IDord-2b391626fefb4e13b383956861fe4c57
Source noteuspto-grants-2009_07