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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2006-05-22 14:17:29 UTC
Update Date2022-03-07 02:49:11 UTC
HMDB IDHMDB0001958
Secondary Accession Numbers
  • HMDB01958
Metabolite Identification
Common NamePristanal
DescriptionPristanal, also known as (2R)-pristanal or 2SPR-al, belongs to the class of organic compounds known as acyclic diterpenoids. These are diterpenoids (compounds made of four consecutive isoprene units) that do not contain a cycle. Thus, pristanal is considered to be an isoprenoid lipid molecule. Pristanal is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral.
Structure
Data?1582752219
Synonyms
ValueSource
2,6,10,14-TetramethylpentadecanalChEBI
(2R)-PristanalHMDB
(2R,6R,10R)-2,6,10,14-TetramethylpentadecanalHMDB
(2S)-PristanalHMDB
(2S,6R,10R)-2,6,10,14-TetramethylpentadecanalHMDB
2(R)-PristanalHMDB
2(S)-PristanalHMDB
2RPR-Al (2R,6R,10R,14)-tetramethylpentadecanalHMDB
2SPR-AlHMDB
Chemical FormulaC19H38O
Average Molecular Weight282.5044
Monoisotopic Molecular Weight282.292265838
IUPAC Name2,6,10,14-tetramethylpentadecanal
Traditional Namepristanal
CAS Registry Number105373-75-9
SMILES
CC(C)CCCC(C)CCCC(C)CCCC(C)C=O
InChI Identifier
InChI=1S/C19H38O/c1-16(2)9-6-10-17(3)11-7-12-18(4)13-8-14-19(5)15-20/h15-19H,6-14H2,1-5H3
InChI KeyIZJRIIWUSIGEAJ-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as acyclic diterpenoids. These are diterpenoids (compounds made of four consecutive isoprene units) that do not contain a cycle.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassDiterpenoids
Direct ParentAcyclic diterpenoids
Alternative Parents
Substituents
  • Acyclic diterpenoid
  • Fatty aldehyde
  • Fatty acyl
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • Aldehyde
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
Process
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular Locations
  • Cytoplasm
  • Extracellular
  • Membrane
  • Peroxisome
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB022765
KNApSAcK IDNot Available
Chemspider ID13628282
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG ID2364547
Wikipedia LinkNot Available
METLIN ID6402
PubChem Compound14671060
PDB IDNot Available
ChEBI ID49189
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceJung, Michael E.; Liu, Ching Yang. Efficient synthesis of a head-to-head isoprenoid geochemical biomarker from phytol. Journal of Organic Chemistry (1986), 51(26), 5446-7.
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available

Enzymes

General function:
Involved in oxidoreductase activity
Specific function:
Not Available
Gene Name:
ALDH2
Uniprot ID:
P05091
Molecular weight:
56380.93
General function:
Involved in magnesium ion binding
Specific function:
Catalyzes a carbon-carbon cleavage reaction; cleaves a 2-hydroxy-3-methylacyl-CoA into formyl-CoA and a 2-methyl-branched fatty aldehyde.
Gene Name:
HACL1
Uniprot ID:
Q9UJ83
Molecular weight:
63728.095
Reactions
2-Hydroxyphytanoyl-CoA → Pristanal + Formyl-CoAdetails