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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2073389Generated: October 30, 2026

Bromine → HCID 19858071, compound

https://huagongshe.com/reaction/2073389

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBromineHCID 24408—
ReactantHCID 54424481HCID 54424481—
SolventAcetic AcidHCID 176—
ProductHCID 19858071HCID 19858071—

Reaction Steps

A solution of bromine (0.05 ml) in acetic acid (2 ml) was added over 5 minutes to a solution of 2-hydroxy-7-methyl-1-naphthylacetic acid (0.21 g) in acetic acid (5 ml). The solid which precipitated was collected and washed with acetic acid to give 7-bromo-8-methyl-2(1H)-naphtho[2,1-b]furanone, m.p. 238°-240°.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04916148
Source datasetuspto-grants-1990_04
ORD IDord-a94175d01793431a86413bf52d98c224
Source noteuspto-grants-1990_04