A1CQG

(2S)-3-{2-[(2S)-6-chloro-3-oxo-3,4-dihydro-2H-1,4-benzothiazin-2-yl]acetamido}-2-hydroxy-2-methylpropanoic acid

Created:	2025-08-22
Last modified:	2026-05-20

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1 entries where A1CQG is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	38
Chiral Atom Count	2
Bond Count	39
Aromatic Bond Count	6

2D diagram of A1CQG

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Chemical Component Summary
Name	(2S)-3-{2-[(2S)-6-chloro-3-oxo-3,4-dihydro-2H-1,4-benzothiazin-2-yl]acetamido}-2-hydroxy-2-methylpropanoic acid
Systematic Name (OpenEye OEToolkits)	(2~{S})-3-[2-[(2~{S})-6-chloranyl-3-oxidanylidene-4~{H}-1,4-benzothiazin-2-yl]ethanoylamino]-2-methyl-2-oxidanyl-propanoic acid
Formula	C₁₄ H₁₅ Cl N₂ O₅ S
Molecular Weight	358.797
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	ACDLabs	14.52	O=C(O)C(C)(O)CNC(=O)CC1Sc2ccc(Cl)cc2NC1=O
SMILES	CACTVS	3.385	C[C](O)(CNC(=O)C[CH]1Sc2ccc(Cl)cc2NC1=O)C(O)=O
SMILES	OpenEye OEToolkits	3.1.0.0	CC(CNC(=O)CC1C(=O)Nc2cc(ccc2S1)Cl)(C(=O)O)O
Canonical SMILES	CACTVS	3.385	C[C@](O)(CNC(=O)C[C@@H]1Sc2ccc(Cl)cc2NC1=O)C(O)=O
Canonical SMILES	OpenEye OEToolkits	3.1.0.0	C[C@](CNC(=O)C[C@H]1C(=O)Nc2cc(ccc2S1)Cl)(C(=O)O)O
InChI	InChI	1.06	InChI=1S/C14H15ClN2O5S/c1-14(22,13(20)21)6-16-11(18)5-10-12(19)17-8-4-7(15)2-3-9(8)23-10/h2-4,10,22H,5-6H2,1H3,(H,16,18)(H,17,19)(H,20,21)/t10-,14-/m0/s1
InChIKey	InChI	1.06	WQBIMRMRZRIXIS-HZMBPMFUSA-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.