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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1587721Generated: October 29, 2026

Bromine → HCID 19756155, compound

https://huagongshe.com/reaction/1587721

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBromineHCID 24408—
Reactant4,5-dihydroxy-2,3-dihydro-1H-isoindole-1,3-dioneHCID 16640982—
SolventAcetic AcidHCID 176—
ProductHCID 19756155HCID 19756155—

Reaction Steps

3,4-Dihydroxyphthalimide (Example 4e) was heated with bromine in acetic acid for about 6 hours to give 5-bromo-3,4-dihydroxyphthalimide which was subsequently treated in a manner similar to Example 1f)-h).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05219848
Source datasetuspto-grants-1993_06
ORD IDord-85cbb9ea8f2143b78fc3de65274e5ded
Source noteuspto-grants-1993_06