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Record Information
Version2.0
Created at2022-09-04 08:31:04 UTC
Updated at2022-09-04 08:31:04 UTC
NP-MRD IDNP0191521
Secondary Accession NumbersNone
Natural Product Identification
Common Name6-keto stearic acid
DescriptionLactarinic acid, also known as lactarinate, belongs to the class of organic compounds known as long-chain fatty acids. These are fatty acids with an aliphatic tail that contains between 13 and 21 carbon atoms. 6-keto stearic acid is found in Lactarius hepaticus, Lactarius hirtipes, Lactarius theiogalus and Lactarius violascens. Lactarinic acid is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral.
Structure
Thumb
Synonyms
ValueSource
LactarinateGenerator
6-OxooctadecanoateGenerator
Chemical FormulaC18H34O3
Average Mass298.4670 Da
Monoisotopic Mass298.25079 Da
IUPAC Name6-oxooctadecanoic acid
Traditional Name6-keto stearic acid
CAS Registry NumberNot Available
SMILES
CCCCCCCCCCCCC(=O)CCCCC(O)=O
InChI Identifier
InChI=1S/C18H34O3/c1-2-3-4-5-6-7-8-9-10-11-14-17(19)15-12-13-16-18(20)21/h2-16H2,1H3,(H,20,21)
InChI KeyQZLYZQUYIQGGOQ-UHFFFAOYSA-N
Experimental Spectra
Not Available
Predicted Spectra
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Lactarius hepaticusLOTUS Database
Lactarius hirtipesLOTUS Database
Lactarius theiogalusLOTUS Database
Lactarius violascensLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as long-chain fatty acids. These are fatty acids with an aliphatic tail that contains between 13 and 21 carbon atoms.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassFatty Acyls
Sub ClassFatty acids and conjugates
Direct ParentLong-chain fatty acids
Alternative Parents
Substituents
  • Long-chain fatty acid
  • Keto fatty acid
  • Ketone
  • Monocarboxylic acid or derivatives
  • Carboxylic acid
  • Carboxylic acid derivative
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External Descriptors
Physical Properties
StateNot Available
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
logP6.03ALOGPS
logP5.97ChemAxon
logS-5.5ALOGPS
pKa (Strongest Acidic)4.55ChemAxon
pKa (Strongest Basic)-7.3ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area54.37 ŲChemAxon
Rotatable Bond Count16ChemAxon
Refractivity86.93 m³·mol⁻¹ChemAxon
Polarizability38.45 ųChemAxon
Number of Rings0ChemAxon
BioavailabilityNoChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDNot Available
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDNot Available
Chemspider IDNot Available
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound361939
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. LOTUS database [Link]