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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1422035Generated: November 2, 2026

Hydrochloric Acid → HCID 54183164, compound

https://huagongshe.com/reaction/1422035

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantMethanolHCID 887—
Reactant3,4-DihydroxybenzaldehydeHCID 8768—
Reactant6-Hydroxy-3,4-dihydro-1(2H)-naphthalenoneHCID 4679494—
SolventWaterHCID 962—
ProductHCID 54183164HCID 5418316472%

Reaction Steps

After 6-hydroxy-1-tetralone 1.0 g and 3,4-dihydroxybenzaldehyde 0.85 g were added to a mixture of concentrated hydrochloric acid 50 ml and methanol 75 ml, the mixture was refluxed for 2.5 hours and cooled to room temperature, and water 357 ml was added. The precipitated crystals were filtered. The crystals were dried over phosphorous pentoxide for six hours under reduced pressure to obtain the desired compound 1.25 g.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06080781
Source datasetuspto-grants-2000_06
ORD IDord-9b3d48d966704a5892c524124dec01b7
Source noteuspto-grants-2000_06