A1KEH

3-(2-ethoxyphenyl)-2-(piperazin-1-ylmethyl)quinazolin-4-one

Created:	2026-07-21
Last modified:	2026-07-29

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1 entries where A1KEH is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	51
Chiral Atom Count	0
Bond Count	54
Aromatic Bond Count	12

2D diagram of A1KEH

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Chemical Component Summary
Name	3-(2-ethoxyphenyl)-2-(piperazin-1-ylmethyl)quinazolin-4-one
Systematic Name (OpenEye OEToolkits)	3-(2-ethoxyphenyl)-2-(piperazin-1-ylmethyl)quinazolin-4-one
Formula	C₂₁ H₂₄ N₄ O₂
Molecular Weight	364.441
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	CACTVS	3.385	CCOc1ccccc1N2C(=O)c3ccccc3N=C2CN4CCNCC4
SMILES	OpenEye OEToolkits	2.0.7	CCOc1ccccc1N2C(=Nc3ccccc3C2=O)CN4CCNCC4
Canonical SMILES	CACTVS	3.385	CCOc1ccccc1N2C(=O)c3ccccc3N=C2CN4CCNCC4
Canonical SMILES	OpenEye OEToolkits	2.0.7	CCOc1ccccc1N2C(=Nc3ccccc3C2=O)CN4CCNCC4
InChI	InChI	1.06	InChI=1S/C21H24N4O2/c1-2-27-19-10-6-5-9-18(19)25-20(15-24-13-11-22-12-14-24)23-17-8-4-3-7-16(17)21(25)26/h3-10,22H,2,11-15H2,1H3
InChIKey	InChI	1.06	OBWOSMGNXYUDFB-UHFFFAOYSA-N

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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.