Lysine (data page)

The complete data for Lysine

General information

Chemical formula: C6H14N2O2 
Molar mass: 146.19 g·mol-1
Systematic name:
-2,6-Diaminohexanoic acid
Abbreviations: K, Lys
Synonyms:
none
Database data
SMILES: NCCCCC(N)C(=O)O
InChI=1/C6H14N2O2/c7-4-2-1-3-5(8)6(9)10/h5H,1-4,7-8H2,(H,9,10)/f/h9H
 ATC: N/A  CAS: 56-87-1  DrugBank: N/A  EINECS: 200-294-2 a  PubChem: 866 (DL) a, 5962 (L) a
Physical properties
Structure
 Crystal data
 Spectral data
UV-Vis
 IR
 NMR
 MS
Phase behavior
 Solid properties
Tm: 224 °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: -2.926 pI: 9.74 pKa: 2.15, 9.16, 10.67 Tautomers: Hydrogen bond: donor - 3;  acceptor - 4
Pharmacological properties
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)

References

  1. ^a EINECS number 200-294-2 (Lysine)
  2. ^a CID 866 from PubChem (DL-Lysine)
  3. ^a CID 5962 from PubChem (L-Lysine)
By properties
Polar, uncharged
Positive charge (pKa)
Lysine (≈10.8) · Arginine (≈12.5) · Histidine (≈6.1)
Negative charge (pKa)
Aspartic acid (≈3.9) · Glutamic acid (≈4.1) · Cysteine (≈8.3) · Tyrosine (≈10.1)
General
Other classifications
biochemical families: prot · nucl · carb (glpr, alco, glys) · lipd (fata/i, phld, strd, gllp, eico) · amac/i · ncbs/i · ttpy/i