A1I3D

2-oxidanylidene-1,3-dihydroindole-5-carboxylic acid

Created:	2025-02-18
Last modified:	2026-01-21

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1 entries where A1I3D is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	20
Chiral Atom Count	0
Bond Count	21
Aromatic Bond Count	6

2D diagram of A1I3D

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Chemical Component Summary
Name	2-oxidanylidene-1,3-dihydroindole-5-carboxylic acid
Systematic Name (OpenEye OEToolkits)	2-oxidanylidene-1,3-dihydroindole-5-carboxylic acid
Formula	C₉ H₇ N O₃
Molecular Weight	177.157
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	CACTVS	3.385	OC(=O)c1ccc2NC(=O)Cc2c1
SMILES	OpenEye OEToolkits	2.0.7	c1cc2c(cc1C(=O)O)CC(=O)N2
Canonical SMILES	CACTVS	3.385	OC(=O)c1ccc2NC(=O)Cc2c1
Canonical SMILES	OpenEye OEToolkits	2.0.7	c1cc2c(cc1C(=O)O)CC(=O)N2
InChI	InChI	1.06	InChI=1S/C9H7NO3/c11-8-4-6-3-5(9(12)13)1-2-7(6)10-8/h1-3H,4H2,(H,10,11)(H,12,13)
InChIKey	InChI	1.06	LLLKBUWXODIMEW-UHFFFAOYSA-N

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.