Cysteine (data page)

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The complete data for Cysteine

Image:Hight_setter_449px.gifChemical structure of L-cysteine Chemical structure of the amino acid cysteine		 General information

Chemical formula: C3H7NO2S 
Molar mass: 121.16 g·mol-1
Systematic name:
(2R)-2-amino-3-sulfanyl-propanoic acid
Abbreviations: C, Cys
Synonyms:
2-amino-3-mercaptopropanoic acid
2-amino-3-mercaptopropionic acid
2-amino-3-sulfanylpropanoic acid
3-mercaptoalanine
AIDS{-}160777
CHEBI:15356
CHEMBANK2703
NSC 63864
NSC647530
NSC8746
Zystein
Database data
SMILES: SCC(N)C(=O)O
InChI=1/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/f/h5H
 ATC: N/A  CAS: [52-90-4] [1]  DrugBank: N/A  EINECS: 200-158-2  PubChem: 5862
Physical properties
Structure
 Crystal data
 Spectral data
UV-Vis
 IR
 NMR
 MS
Phase behavior
 Solid properties
Tm: 240 °C
 Liquid properties
Gas properties
Hazard properties
MSDS N/A Main hazards:
- N/A
 NFPA 704
 Flash point
- N/A
 R/S statement
R: N/A
S: N/A
 RTECS number:
N/A
Chemical properties
XLogP: -2.988 pI: 5.07 pKa: 1.91; 8.14; 10.28 Tautomers: ? Hydrogen bond: donor - 2;   acceptor - 3;
Pharmacological properties
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)


  1. a  [52-90-4]


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Major families of biochemicals
Peptides | Amino acids | Nucleic acids | Carbohydrates | Nucleotide sugars | Lipids | Terpenes | Carotenoids | Tetrapyrroles | Enzyme cofactors | Steroids | Flavonoids | Alkaloids | Polyketides | Glycosides
Analogues of nucleic acids: The 20 Common Amino Acids ("dp" = data page) Analogues of nucleic acids:
Alanine (dp) | Arginine (dp) | Asparagine (dp) | Aspartic acid (dp) | Cysteine (dp) | Glutamic acid (dp) | Glutamine (dp) | Glycine (dp) | Histidine (dp) | Isoleucine (dp) | Leucine (dp) | Lysine (dp) | Methionine (dp) | Phenylalanine (dp) | Proline (dp) | Serine (dp) | Threonine (dp) | Tryptophan (dp) | Tyrosine (dp) | Valine (dp)
Retrieved from "http://en.wikipedia.org/wiki/Cysteine_%28data_page%29"
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