Molecular Identity
N-Acetyl-L-Cysteine
(2R)-2-acetamido-3-sulfanylpropanoic acid
PubChem CID: 12035
N-acetyl-L-cysteine is an N-acetyl-L-amino acid that is the N-acetylated derivative of the natural amino acid L-cysteine. It has a role as a ferroptosis inhibitor, a geroprotector, an antioxidant, an antiinfective agent, an antiviral drug, a radical scavenger, a vulnerary, an antidote to paracetamol poisoning, a mucolytic and a human metabolite. It is a N-acetyl-L-amino acid, an acetylcysteine and a L-cysteine derivative. It is a conjugate acid of a N-acetyl-L-cysteinate.
2D Structure
Properties
C5H9NO3S
Molecular Formula
163.20
Molecular Weight
g/mol
163.0303
Exact Mass
Da
0.4
XLogP
Drug-like (Lipinski: < 5)
67.4
TPSA
Good oral absorption (< 140 A²)
3
H-Bond Donors
4
H-Bond Acceptors
148
Complexity
SMILES
Canonical SMILES
SMILES: CC(=O)NC(CS)C(=O)OIsomeric SMILES
SMILES: CC(=O)N[C@@H](CS)C(=O)OSynonyms(20)
N-Acetyl-L-cysteineacetylcysteine616-91-1N-Acetylcysteinemercapturic acidAcetadoteL-AcetylcysteineFluimucetinRespaireN-Acetyl cysteineAcetilcisteinaBrunacAcetylcysteinumSyntemucolTixair
Data from PubChem (NCBI)
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Drug Network
Trials and conditions connected to N-Acetyl-L-Cysteine
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