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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1856916Generated: October 31, 2026

Hydrochloric Acid → HCID 54029694, compound

https://huagongshe.com/reaction/1856916

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant3-Benzyloxy-4-methoxybenzaldehydeHCID 80671—
Reactant6-Hydroxy-3-coumaranoneHCID 235717—
SolventMethanolHCID 887—
ProductHCID 54029694HCID 5402969467.8%

Reaction Steps

After 6-hydroxy-2H-benzofuran-3-one 1 g and 4-methoxy-3-benzyloxybenzaldehyde 1.79 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 1.69 g.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06143779
Source datasetuspto-grants-2000_11
ORD IDord-2bf788bca253422d8c1eea2622f5d330
Source noteuspto-grants-2000_11