A1C8L

(1M)-6-chloro-1-(3-chloro[1,1'-biphenyl]-4-yl)-1H-1,3-benzimidazole-2-sulfonic acid

Created:	2026-02-19
Last modified:	2026-09-09

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2 entries where A1C8L is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	39
Chiral Atom Count	0
Bond Count	42
Aromatic Bond Count	22

2D diagram of A1C8L

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Chemical Component Summary
Name	(1M)-6-chloro-1-(3-chloro[1,1'-biphenyl]-4-yl)-1H-1,3-benzimidazole-2-sulfonic acid
Systematic Name (OpenEye OEToolkits)	6-chloranyl-1-(2-chloranyl-4-phenyl-phenyl)benzimidazole-2-sulfonic acid
Formula	C₁₉ H₁₂ Cl₂ N₂ O₃ S
Molecular Weight	419.281
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	ACDLabs	14.52	O=S(=O)(O)c1nc2ccc(Cl)cc2n1c1ccc(cc1Cl)c1ccccc1
SMILES	CACTVS	3.385	O[S](=O)(=O)c1nc2ccc(Cl)cc2n1c3ccc(cc3Cl)c4ccccc4
SMILES	OpenEye OEToolkits	3.1.0.0	c1ccc(cc1)c2ccc(c(c2)Cl)n3c4cc(ccc4nc3S(=O)(=O)O)Cl
Canonical SMILES	CACTVS	3.385	O[S](=O)(=O)c1nc2ccc(Cl)cc2n1c3ccc(cc3Cl)c4ccccc4
Canonical SMILES	OpenEye OEToolkits	3.1.0.0	c1ccc(cc1)c2ccc(c(c2)Cl)n3c4cc(ccc4nc3S(=O)(=O)O)Cl
InChI	InChI	1.06	InChI=1S/C19H12Cl2N2O3S/c20-14-7-8-16-18(11-14)23(19(22-16)27(24,25)26)17-9-6-13(10-15(17)21)12-4-2-1-3-5-12/h1-11H,(H,24,25,26)
InChIKey	InChI	1.06	BAMOHWUAGLBYNN-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.