Substance
ID:345510
Names and Identifiers
IUPAC name
(2S)-2-amino-3-sulfanylpropanoic acid
Synonyms
(S)-2-氨基-3-巯基丙酸D-CysteineD-半胱氨酸(S)-2-Amino-3-mercaptopropionic acid
IUPAC Traditional name
L cysteine
Registration numbers
CAS Number
MDL Number
PubChem SID
Beilstein Number
Properties
Physical Property
Optical Rotation
[α]20/D -7.6±1.0°, c = 5% in 5 M HCl
Melting Point
~230 °C (dec.)
Product Information
Empirical Formula (Hill Notation)
C3H7NO2S
Purity
≥99% (RT)
Safety Information
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
GHS Signal Word
Warning
Risk Statements
22
GHS Hazard statements
H302
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
German water hazard class
3
MSDS Link
European Hazard Symbols
Harmful (Xn)Molecule Details
Other Notes
Unnatural isomer of cysteine.
Tandem Mass Spectrometry data independently generated by Scripps Center for Metabolomics is available to view or download in PDF. 30095.pdf Tested metabolites are featured on Scripps Center for Metabolomics METLIN Metabolite Database. To learn more, visit sigma.com/metlin.
Packaging
1 g in glass bottle
100 mg in glass bottle
Unnatural isomer of cysteine.
Tandem Mass Spectrometry data independently generated by Scripps Center for Metabolomics is available to view or download in PDF. 30095.pdf Tested metabolites are featured on Scripps Center for Metabolomics METLIN Metabolite Database. To learn more, visit sigma.com/metlin.
Packaging
1 g in glass bottle
100 mg in glass bottle
Molecular Spectra
No Data Available
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References
No Data Available
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