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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 369429Generated: October 31, 2026

Hydrochloric Acid → HCID 11796528, compound

https://huagongshe.com/reaction/369429

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantLithium HydroxideHCID 3939—
ReactantTetrahydrofuranHCID 8028—
ReactantHCID 10599688HCID 10599688—
SolventMethanolHCID 887—
ProductHCID 11796528HCID 1179652889%

Reaction Steps

8-Ethoxycarbonyl-4'-(2-quinolinylmethoxy)flavone was dissolved in a mixed solvent of methanol:THF:5% aqueous solution of lithium hydroxide (1:1:1 V/V), followed by stirring at room temperature for 2 days. The reaction mixture was acidified with 3 N hydrochloric acid. The resulting precipitate was collected by filtration, washed with water and methanol, and then recrystallized from DMF, whereby the title compound represented by the following formula was obtained (yield: 89%). ##STR31##

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06136848
Source datasetuspto-grants-2000_10
ORD IDord-98776f14fcff48aab0fea1dc8e4a59bc
Source noteuspto-grants-2000_10