A1BUG

4,4'-(1-phenylethane-1,1-diyl)diphenol

Created:	2025-01-24
Last modified:	2026-01-28

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1 entries where A1BUG is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	40
Chiral Atom Count	0
Bond Count	42
Aromatic Bond Count	18

2D diagram of A1BUG

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Chemical Component Summary
Name	4,4'-(1-phenylethane-1,1-diyl)diphenol
Systematic Name (OpenEye OEToolkits)	4-[1-(4-hydroxyphenyl)-1-phenyl-ethyl]phenol
Formula	C₂₀ H₁₈ O₂
Molecular Weight	290.356
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	ACDLabs	14.52	CC(c1ccc(O)cc1)(c1ccccc1)c1ccc(O)cc1
SMILES	CACTVS	3.385	CC(c1ccccc1)(c2ccc(O)cc2)c3ccc(O)cc3
SMILES	OpenEye OEToolkits	3.1.0.0	CC(c1ccccc1)(c2ccc(cc2)O)c3ccc(cc3)O
Canonical SMILES	CACTVS	3.385	CC(c1ccccc1)(c2ccc(O)cc2)c3ccc(O)cc3
Canonical SMILES	OpenEye OEToolkits	3.1.0.0	CC(c1ccccc1)(c2ccc(cc2)O)c3ccc(cc3)O
InChI	InChI	1.06	InChI=1S/C20H18O2/c1-20(15-5-3-2-4-6-15,16-7-11-18(21)12-8-16)17-9-13-19(22)14-10-17/h2-14,21-22H,1H3
InChIKey	InChI	1.06	VOWWYDCFAISREI-UHFFFAOYSA-N

Related Resource References

Resource Name	Reference
PubChem	623849
ChEMBL	CHEMBL490942
ChEBI	CHEBI:165234

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.