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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2163431Generated: October 26, 2026

Erythrosine → Sodium 3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate)

https://huagongshe.com/reaction/2163431

Reaction equation

Participants

RoleNameHCIDCharge
ReactantErythrosineHCID 3259—
ReactantSodium FluoresceinHCID 10608—
ReactantErythrosine sodiumHCID 27872—
ProductSodium 3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-3',6'-bis(olate)HCID 9885981—

Reaction Steps

##STR2## is an adsorption indicator dyestuff C.I. 45350. Erthrosin B (tetra-iodo-fluorescein) is an adsorption indicator dyestuff. C.I. 45430. all available from B.D.H. (Aust.) Pty. Ltd.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04134762
Source datasetuspto-grants-1979_01
ORD IDord-bffaf0812a6943379a9620539acc1aa9
Source noteuspto-grants-1979_01