L-Cysteine, N-acetyl-
- Formula: C5H9NO3S
- Molecular weight: 163.195
- IUPAC Standard 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-/m1/s1
- IUPAC Standard InChIKey: PWKSKIMOESPYIA-SCSAIBSYSA-N
- CAS Registry Number: 616-91-1
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
View 3d structure (requires JavaScript / HTML 5) - Other names: Cysteine, N-acetyl-, L-; Airbron; Fluimucetin; Fluimucil; Mercapturic acid; Mercapturic acid, (R)-; Mucolyticum Lappe; Mucomyst; N-Acetyl-L-cysteine; N-Acetylcysteine; Respaire; Acetein; Broncholysin; Flumucetin; L-Acetylcysteine; Mucolytikum Lappe; Mucosolvin; NAC; NAC-TB; Parvolex; L-α-Acetamido-β-mercaptopropionic acid; Inspir; Mucolyticum; NSC 111180; Brunac; Fabrol; Fluatox; Fluprowit; Muco sanigen; Mucocedyl; Mucolator; Mucret; Neo-fluimucil; Tixair; Fluimicil Infantil; Lysomucil; Mucofilin; Acetylcysteine
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Reaction thermochemistry data
Go To: Top, Ion clustering data, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Robert C. Dunbar
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
+
= (
•
)
By formula: Na+ + C5H9NO3S = (Na+ • C5H9NO3S)
Free energy of reaction
| ΔrG° (kJ/mol) | T (K) | Method | Reference |
|---|---|---|---|
| 129. | 0. | CIDC | Feng, Gronert, et al., 1999 |
Ion clustering data
Go To: Top, Reaction thermochemistry data, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Robert C. Dunbar
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
+
= (
•
)
By formula: Na+ + C5H9NO3S = (Na+ • C5H9NO3S)
Free energy of reaction
| ΔrG° (kJ/mol) | T (K) | Method | Reference |
|---|---|---|---|
| 129. | 0. | CIDC | Feng, Gronert, et al., 1999 |
Gas Chromatography
Go To: Top, Reaction thermochemistry data, Ion clustering data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Polydimethyl siloxanes | 1547. | Schutz and Wollrab A., 1988 | Program: not specified |
| Other | Methyl Silicone | 1547. | Ardrey and Moffat, 1981 | Program: not specified |
References
Go To: Top, Reaction thermochemistry data, Ion clustering data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Feng, Gronert, et al., 1999
Feng, W.Y.; Gronert, S.; Lebrilla, C.B.,
Lithium and sodium ion binding energies of N-acetyl and N-glycyl amino acids,
J. Am. Chem. Soc., 1999, 121, 6, 1365, https://doi.org/10.1021/ja983116s
. [all data]
Schutz and Wollrab A., 1988
Schutz, H.; Wollrab A.,
The significance of the retention index in toxicologic analysis II,
Pharmazie in unzerer Zeit, 1988, 17, 4, 97-101. [all data]
Ardrey and Moffat, 1981
Ardrey, R.E.; Moffat, A.C.,
Gas-liquid chromatographic retention indices of 1318 substances of toxicological interest on SE-30 or OV-1 stationary phase,
J. Chromatogr., 1981, 220, 3, 195-252, https://doi.org/10.1016/S0021-9673(00)81925-1
. [all data]
Notes
Go To: Top, Reaction thermochemistry data, Ion clustering data, Gas Chromatography, References
- Symbols used in this document:
T Temperature ΔrG° Free energy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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