A1CQH

2-[(2S)-6-chloro-3-oxo-3,4-dihydro-2H-1,4-benzothiazin-2-yl]-N-[(2S)-2,3-dihydroxypropyl]acetamide

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

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1 entries where A1CQH is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	36
Chiral Atom Count	2
Bond Count	37
Aromatic Bond Count	6

2D diagram of A1CQH

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Chemical Component Summary
Name	2-[(2S)-6-chloro-3-oxo-3,4-dihydro-2H-1,4-benzothiazin-2-yl]-N-[(2S)-2,3-dihydroxypropyl]acetamide
Systematic Name (OpenEye OEToolkits)	~{N}-[(2~{S})-2,3-bis(oxidanyl)propyl]-2-[(2~{S})-6-chloranyl-3-oxidanylidene-4~{H}-1,4-benzothiazin-2-yl]ethanamide
Formula	C₁₃ H₁₅ Cl N₂ O₄ S
Molecular Weight	330.787
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	ACDLabs	14.52	OCC(O)CNC(=O)CC1Sc2ccc(Cl)cc2NC1=O
SMILES	CACTVS	3.385	OC[CH](O)CNC(=O)C[CH]1Sc2ccc(Cl)cc2NC1=O
SMILES	OpenEye OEToolkits	3.1.0.0	c1cc2c(cc1Cl)NC(=O)C(S2)CC(=O)NCC(CO)O
Canonical SMILES	CACTVS	3.385	OC[C@@H](O)CNC(=O)C[C@@H]1Sc2ccc(Cl)cc2NC1=O
Canonical SMILES	OpenEye OEToolkits	3.1.0.0	c1cc2c(cc1Cl)NC(=O)[C@@H](S2)CC(=O)NC[C@@H](CO)O
InChI	InChI	1.06	InChI=1S/C13H15ClN2O4S/c14-7-1-2-10-9(3-7)16-13(20)11(21-10)4-12(19)15-5-8(18)6-17/h1-3,8,11,17-18H,4-6H2,(H,15,19)(H,16,20)/t8-,11-/m0/s1
InChIKey	InChI	1.06	NGCNKZIOBNPFTI-KWQFWETISA-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.