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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1461845Generated: November 1, 2026

Hydrogen Bromide → HCID 14719561, compound

https://huagongshe.com/reaction/1461845

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrogen BromideHCID 260—
ReactantHCID 14719560HCID 14719560—
ProductHCID 14719561HCID 14719561—

Reaction Steps

To 410 mg of 7-methoxy-4-(3,4-dimethoxyphenyl)-8-methyl-1,2,3,4-tetrahydroisoquinoline, was added 8.2 ml of 48% hydrobromic acid, and the mixture was heated under reflux under an argon gas stream for 3 hours. The reaction mixture was cooled, and the crystals which separated out were collected by filtration, giving 410 mg of 7-hydroxy-4-(3,4-dihydroxyphenyl)-8-methyl-1,2,3,4-tetrahydroisoquinoline hydrobromide.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05077406
Source datasetuspto-grants-1991_12
ORD IDord-0b78c1d70d01440db44af8b583620a1c
Source noteuspto-grants-1991_12