A1CUK

1,3-dihydro-2-benzofuran-5-sulfonamide

Created:	2025-09-18
Last modified:	2026-02-18

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1 entries where A1CUK is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	22
Chiral Atom Count	0
Bond Count	23
Aromatic Bond Count	6

2D diagram of A1CUK

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Chemical Component Summary
Name	1,3-dihydro-2-benzofuran-5-sulfonamide
Systematic Name (OpenEye OEToolkits)	1,3-dihydro-2-benzofuran-5-sulfonamide
Formula	C₈ H₉ N O₃ S
Molecular Weight	199.227
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	ACDLabs	14.52	NS(=O)(=O)c1ccc2COCc2c1
SMILES	CACTVS	3.385	N[S](=O)(=O)c1ccc2COCc2c1
SMILES	OpenEye OEToolkits	3.1.0.0	c1cc2c(cc1S(=O)(=O)N)COC2
Canonical SMILES	CACTVS	3.385	N[S](=O)(=O)c1ccc2COCc2c1
Canonical SMILES	OpenEye OEToolkits	3.1.0.0	c1cc2c(cc1S(=O)(=O)N)COC2
InChI	InChI	1.06	InChI=1S/C8H9NO3S/c9-13(10,11)8-2-1-6-4-12-5-7(6)3-8/h1-3H,4-5H2,(H2,9,10,11)
InChIKey	InChI	1.06	NCAGOQKFTHTONQ-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.