N-Acetyl-L-cysteine

CAS	616-91-1
Structure
Synonyms	Mucolyticum
IUPAC Name	(2R)-2-Acetamido-3-sulfanylpropanoic acid
Molecular Weight	163.19
Molecular Formula	C5H9NO3S
Canonical SMILES	CC(=O)NC(CS)C(=O)O
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
InChI Key	PWKSKIMOESPYIA-BYPYZUCNSA-N
Boiling Point	407.7±40.0 °C
Melting Point	106-108 °C(lit.)
Flash Point	200.4 °C
Purity	99%
Density	1.249 g/cm³
Refractive Index	24 ° (C=JPC Method)
pKa	9.52
Solubility in Water	100 g/L
Appearance	White solid