Lysine, DL-
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Basic information
- CAS
70-54-2- Standard SMILES
NCCCCC(N)C(=O)O- InChIKey
KDXKERNSBIXSRK-UHFFFAOYSA-N- Molecular formula
- C6H14N2O2
- Average molar mass
- 146.19 g/mol
- Monoisotopic mass
- 146.10552769
Overview
Lysine is a diamino acid that is caproic (hexanoic) acid bearing two amino substituents at positions 2 and 6. It has a role as a Daphnia magna metabolite. It is a polar amino acid, an alpha-amino acid and a diamino acid. It contains a 4-aminobutyl group. It is functionally related to a hexanoic acid. It is a conjugate base of a lysinium(1+). It is a conjugate acid of a lysinate.
Names & identifiers
- Preferred name
- Lysine, DL-
- IUPAC
- 2,6-diaminohexanoic acid
- English name
- DL-Lysine
- Molecular formula
- C6H14N2O2
- Molecular weight
- 146.19
Names & synonyms
DL-LysineLysine, DL-(RS)-Lysine(+-)-LysineUNII-AI4RT59273CCRIS 8600(+-)-2,6-Diaminohexanoic acidAI4RT59273DL-alpha,epsilon-Diaminocaproic acidEINECS 200-740-6DTXSID90859004EC 200-740-6
Show more names
DL-LYSINE BASEDL-Lysinrac-LysineLysine,DL-Lysine (9CI)DL-Lysine,98%DL-Lys-OH Acoh
RefChem:42679DTXCID00196790200-740-670-54-22,6-diaminohexanoic acidH-DL-Lys-OHMFCD00064432(R)-2,6-Diaminocaproic acid
Database identifiers
- CAS
70-54-2- PubChem CID
- 866
- DTXSID
DTXSID90859004- ChEMBL
CHEMBL28328- ChEBI
CHEBI:25094- UNII
- AI4RT59273
- EC Number
- 200-740-6
- Nikkaji
- J1.280G
Properties
Computed structural propertiesFilling in
- XLogP
- -3
- Topological polar surface area
- 89.3 Ų
- Hydrogen bond donors
- 3
- Hydrogen bond acceptors
- 4
- Rotatable bonds
- 5
- Heavy atoms
- 10
- Formal charge
- 0
- Complexity
- 106
Physicochemical properties
- Melting point
- 170 °C · 170 °C (dec.)(lit.)
- Boiling point
- 265.81 °C · 265.81°C (rough estimate)
- Density
- 1 · 1,12 g/cm3
- refractive index
- 1.465 · 1.4650 (estimate)
- FLAVIS Number
- 17.013 · 17.013 | D,L-Lysine
- storage temp.
- 2 · under inert gas (nitrogen or Argon) at 2–8 °C
- solubility
- Methanol (Slightly), Water (Slightly)
- pka
- 2.49 · 2.49±0.24(Predicted)
- form
- Solid
- color
- Pale Yellow to Light Beige
- Odor
- odorless
- InChI
- InChI=1S/C6H14N2O2/c7-4-2-1-3-5(8)6(9)10/h5H,1-4,7-8H2,(H,9,10)
- InChIKey
- KDXKERNSBIXSRK-UHFFFAOYSA-N
- SMILES
- C(O)(=O)C(CCCCN)N
- LogP
- -2.99 · -2.99
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
This chemical does not meet GHS hazard criteria for 100% (200 of 200) of all reports.
Not Classified
Aggregated GHS information provided per 200 reports by companies from 1 notifications to the ECHA C&L Inventory.
Hazard information
Regulatory InformationStatus: Active Update: 29-05-2013 https://echa.europa.eu/registration-dossier/-/registered-dossier/7099
Hazard Classes and CategoriesNot Classified
Safety data
- F
- 3-10
- wgk
- 3
- hs_code
- 2922411000
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- safety_code
- 24/25
- Hazard statements
- H302-H315-H319-H335
- REACH Registrations
- Active
- Precautionary statements
- P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501
Chemistry & industry
Applications
UsesDL-Lysine is a racemic mixture of the D and L enantiomers of lysine amino acid. Used in the synthesis of proteins, alkaloids and other chemical compounds. Used as a precursor in biosynthesis of Marcfortine A.
Additional notes
DefinitionChEBI: A diamino acid that is caproic (hexanoic) acid bearing two amino substituents at positions 2 and 6.
Related reactions
49 records
Compound notes
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