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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1856910Generated: November 1, 2026

Hydrochloric Acid → HCID 53855529, compound

https://huagongshe.com/reaction/1856910

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant3,5-DimethoxybenzaldehydeHCID 81747—
Reactant6-Hydroxy-3-coumaranoneHCID 235717—
SolventMethanolHCID 887—
ProductHCID 53855529HCID 5385552971.5%

Reaction Steps

After 6-hydroxy-2H-benzofuran-3-one 1 g and 3,5-dimethoxybenzaldehyde 1.23 g were dissolved in methanol 75 ml, concentrated hydrochloric acid 50 ml was added, and the mixture was refluxed for 1.5 hours. The solution was cooled to room temperature, and precipitated crystals were filtered and dried over phosphorous pentoxide at a temperature of 60° C. for four hours under reduced pressure to obtain the desired compound 1.42 g.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06143779
Source datasetuspto-grants-2000_11
ORD IDord-d3efd5005e8b4e57b6e3a474ea5858d6
Source noteuspto-grants-2000_11