Structure via PubChem · Public domain (PubChem)
rose bengal
Sign in to saveAlso known as rose bengale, rose bengal 2b
tetrachloro-tetraiodo-fluorescein used as stain
Chemical data
- Formula
- C20H4Cl4I4O5
- Molecular weight
- 973.7 g/mol
- IUPAC name
- 4,5,6,7-tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodospiro[2-benzofuran-3,9'-xanthene]-1-one
- SMILES
- C1=C2C(=C(C(=C1I)O)I)OC3=C(C(=C(C=C3C24C5=C(C(=C(C(=C5Cl)Cl)Cl)Cl)C(=O)O4)I)O)I
- InChIKey
- IICCLYANAQEHCI-UHFFFAOYSA-N
- XLogP
- 8.5
- Polar surface area
- 76 Ų
- H-bond donors
- 2
- H-bond acceptors
- 5
- Formal charge
- 0
via PubChem
Drug data · ChEMBL
- Molecule type
- Small molecule
via ChEMBL · EBI
Research
5,790 papers- Rose Bengal-Assisted Photodynamic Antimicrobial Therapy for Keratitis.Journal of ocular pharmacology and therapeutics : the official journal of the Association for Ocular Pharmacology and Therapeutics · 2025
- Ultrasound-dependent RNAi using TatU1A-rose bengal conjugate.Bioorganic & medicinal chemistry letters · 2022
- Rose bengal staining as an assessment of ocular surface damage and recovery in dry eye disease-a review.Contact lens & anterior eye : the journal of the British Contact Lens Association · 2013
- Still confused about rose bengal?Current eye research · 2004
- Rose bengal strips.American journal of ophthalmology · 1979
via PubMed
Wikidata facts
- Subclass of
- chemical compound
- Mass
- 971.4991759480001
- Has use
- ophthalmology
Show 6 more facts
- canonical SMILES
- O=C(O1)C2=C(C(Cl)=C(Cl)C(Cl)=C2Cl)C31C4=C(C(I)=C(O)C(I)=C4)OC5=C(I)C(O)=C(I)C=C53
- Commons category
- Rose bengal
- subject has role
- fluorophore
- chemical formula
- C₂₀H₄Cl₄I₄O₅
- described by source
- Brockhaus and Efron Encyclopedic Dictionary
- replaced by
- Light Green SF yellowish
via Wikidata · CC0