A1B91

7-nitro-N-[2-(2-{[(3P)-3-(1H-pyrrolo[2,3-c]pyridin-1-yl)isoquinolin-7-yl]oxy}ethoxy)ethyl]-2,1,3-benzoxadiazol-4-amine

Created:	2025-04-15
Last modified:	2026-04-22

Find Related PDB Entry
4 entries where A1B91 is found as a standalone ligand

Find related ligands: Help
Similar Ligands (Stereospecific) Similar Ligands (including Stereoisomers) Similar Ligands (Quick Screen) Similar Ligands (Substructure Stereospecific) Similar Ligands (Substructure including Stereoisomers)

Chemical Details
Formal Charge	0
Atom Count	59
Chiral Atom Count	0
Bond Count	64
Aromatic Bond Count	31

2D diagram of A1B91

Toggle Hydrogen Toggle Labels

Chemical Component Summary
Name	7-nitro-N-[2-(2-{[(3P)-3-(1H-pyrrolo[2,3-c]pyridin-1-yl)isoquinolin-7-yl]oxy}ethoxy)ethyl]-2,1,3-benzoxadiazol-4-amine
Systematic Name (OpenEye OEToolkits)	4-nitro-~{N}-[2-[2-(3-pyrrolo[2,3-c]pyridin-1-ylisoquinolin-7-yl)oxyethoxy]ethyl]-2,1,3-benzoxadiazol-7-amine
Formula	C₂₆ H₂₁ N₇ O₅
Molecular Weight	511.489
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	ACDLabs	14.52	[O-][N+](=O)c1ccc(NCCOCCOc2cc3cnc(cc3cc2)n2ccc3ccncc32)c2nonc12
SMILES	CACTVS	3.385	[O-][N+](=O)c1ccc(NCCOCCOc2ccc3cc(ncc3c2)n4ccc5ccncc45)c6nonc16
SMILES	OpenEye OEToolkits	3.1.0.0	c1cc(cc2c1cc(nc2)n3ccc4c3cncc4)OCCOCCNc5ccc(c6c5non6)[N+](=O)[O-]
Canonical SMILES	CACTVS	3.385	[O-][N+](=O)c1ccc(NCCOCCOc2ccc3cc(ncc3c2)n4ccc5ccncc45)c6nonc16
Canonical SMILES	OpenEye OEToolkits	3.1.0.0	c1cc(cc2c1cc(nc2)n3ccc4c3cncc4)OCCOCCNc5ccc(c6c5non6)[N+](=O)[O-]
InChI	InChI	1.06	InChI=1S/C26H21N7O5/c34-33(35)22-4-3-21(25-26(22)31-38-30-25)28-8-10-36-11-12-37-20-2-1-18-14-24(29-15-19(18)13-20)32-9-6-17-5-7-27-16-23(17)32/h1-7,9,13-16,28H,8,10-12H2
InChIKey	InChI	1.06	KMCVVSQCRQPMQB-UHFFFAOYSA-N

Related Resource References

Resource Name	Reference
PubChem	178255296

RCSB PDB is hosted by

RCSB PDB is a member of

RCSB Partners
Nucleic Acid Knowledgebase

CoreTrustSeal

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.