A1L8C

7,8-bis(oxidanyl)chromen-2-one

Created:	2025-02-28
Last modified:	2026-02-25

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1 entries where A1L8C is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	19
Chiral Atom Count	0
Bond Count	20
Aromatic Bond Count	6

2D diagram of A1L8C

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Chemical Component Summary
Name	7,8-bis(oxidanyl)chromen-2-one
Synonyms	daphnetin
Systematic Name (OpenEye OEToolkits)	7,8-bis(oxidanyl)chromen-2-one
Formula	C₉ H₆ O₄
Molecular Weight	178.142
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	CACTVS	3.385	Oc1ccc2C=CC(=O)Oc2c1O
SMILES	OpenEye OEToolkits	2.0.7	c1cc(c(c2c1C=CC(=O)O2)O)O
Canonical SMILES	CACTVS	3.385	Oc1ccc2C=CC(=O)Oc2c1O
Canonical SMILES	OpenEye OEToolkits	2.0.7	c1cc(c(c2c1C=CC(=O)O2)O)O
InChI	InChI	1.06	InChI=1S/C9H6O4/c10-6-3-1-5-2-4-7(11)13-9(5)8(6)12/h1-4,10,12H
InChIKey	InChI	1.06	ATEFPOUAMCWAQS-UHFFFAOYSA-N

Drug Info: DrugBank

DrugBank data are sourced from datasets licensed under a Creative Common's Attribution-NonCommercial 4.0 International License

DrugBank ID	DB18965
Name	Daphnetin
Groups	investigational
Description	Daphnetin is under investigation in clinical trial NCT06329167 (Daphnetin Capsules for Lower Limb Lymphoedema Following Gynaecological Surgery).
Synonyms	2h-1-benzopyran-2-one, 7,8-dihydroxy- 7,8-dihydroxy-2h-1-benzopyran-2-one Daphnetin 7,8-dihydroxycoumarin
Categories	Benzopyrans Coumarins Heterocyclic Compounds, Fused-Ring Pyrans
CAS number	486-35-1

Related Resource References

Resource Name	Reference
PubChem	5280569
ChEMBL	CHEMBL244948
ChEBI	CHEBI:17313

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.