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N-alpha-Acetyl-L-cysteine
SpectraBase Compound ID LbMn5WigHes
InChI InChI=1S/C5H9NO3S/c1-3(7)6-4(2-10)5(8)9/h4,10H,2H2,1H3,(H,6,7)(H,8,9)/t4-/m0/s1
InChIKey PWKSKIMOESPYIA-BYPYZUCNSA-N
Mol Weight 163.19 g/mol
Molecular Formula C5H9NO3S
Exact Mass 163.030314 g/mol

Mass Spectrum (LC)

Mass Spectrum (LC)

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SpectraBase Spectrum ID 3FODtHnavPJ
Name Acetylcysteine
CAS Registry Number 616-91-1
Collision Energy 20 eV
Copyright Copyright © 2012-2025 Herbert Oberacher. All Rights Reserved.
Exact Mass 163.030314325 u
Formula C5H9NO3S
InChI InChI=1S/C5H9NO3S/c1-3(7)6-4(2-10)5(8)9/h4,10H,2H2,1H3,(H,6,7)(H,8,9)/t4-/m0/s1
InChIKey PWKSKIMOESPYIA-BYPYZUCNSA-N
Instrument Name QStar XL, AB Sciex
Ion Polarity N
Ionization Type ESI-
Molecular Weight 163.191 g/mol
Nominal Mass 163 u
Precursor Ion [M-H]-
Precursor m/z 162.023
SMILES SC[C@@](C(O)=O)(NC(=O)C)[H]
Selected Ion Charge -1
Source of Spectrum Herbert Oberacher, Institute of Legal Medicine, Innsbruck/Austria
Spectrum Type ms2
Synonyms (2R)-2-acetamido-3-sulfanylpropanoic acid
Technique Q-TOF
Wiley ID MSforID_-_13.3