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Record Information
Version5.0
StatusDetected and Quantified
Creation Date2005-11-16 15:48:42 UTC
Update Date2022-03-07 02:49:06 UTC
HMDB IDHMDB0000756
Secondary Accession Numbers
  • HMDB0000705
  • HMDB00705
  • HMDB00756
Metabolite Identification
Common NameHexanoylcarnitine
DescriptionHexanoylcarnitine (CAS: 6418-78-6), also known as caproylcarnitine, is an acylcarnitine. Acylcarnitines are the product of the conjugation of carnitine with acyl-coenzyme A, that allows the transport of fatty acids across mitochondrial membranes. Long or medium chain fatty acids are then oxidized in the mitochondria for energy production. The ionic nature of L-carnitine causes high water solubility which decreases with increasing chain lengths of the ester group in the acylcarnitines. Therefore, the distribution of L-carnitine and acylcarnitines in various organs is defined not only by their function but also by their physicochemical properties. Hexanoylcarnitine is a medium-chain acylcarnitine present in the urine of patients with medium-chain acyl-CoA dehydrogenase deficiency (PMID: 1635814 ). Hexanoylcarnitine is also found to be associated with celiac disease and glutaric aciduria II which are both inborn errors of metabolism. Numerous disorders have been described that lead to disturbances in energy production and in intermediary metabolism, which are characterized by the production and excretion of unusual acylcarnitines. A mutation in the gene coding for carnitine-acylcarnitine translocase or the OCTN2 transporter aetiologically causes a carnitine deficiency that results in poor intestinal absorption of dietary L-carnitine, its impaired reabsorption by the kidney and, consequently, in increased urinary loss of L-carnitine. Determination of the qualitative pattern of acylcarnitines can be of diagnostic and therapeutic importance. The betaine structure of carnitine requires special analytical procedures for recording. High-performance liquid chromatography (HPLC) permits screening for free and total carnitine, as well as complete quantitative acylcarnitine determination, including the long-chain acylcarnitine profile (PMID: 17508264 , Monatshefte fuer Chemie (2005), 136(8), 1279-1291., Int J Mass Spectrom. 1999;188:39-52.).
Structure
Data?1614284811
Synonyms
ValueSource
(R)-CaproylcarnitineChEBI
(R)-HexanoylcarnitineChEBI
Hexanoyl-L-carnitineChEBI
L-HexanoylcarnitineChEBI
O-Hexanoyl-(R)-carnitineChEBI
(R)-3-Carboxy-N,N,N-trimethyl-2-[(1-oxohexyl)oxy]-1-propanaminium inner saltHMDB
HexanoateHMDB
Hexanoic acidHMDB
Hexanoic acid ester with L-(3-carboxy-2-hydroxypropyl)trimethylammonium hydroxide inner saltHMDB
L-Carnitine hexanoyl esterHMDB
L-HexanoateHMDB
L-Hexanoic acidHMDB
L-Hexanoic acid ester with (3-carboxy-2-hydroxypropyl)trimethylammonium hydroxide inner saltHMDB
C6 CarnitineHMDB
HexanoylcarnitineHMDB
Chemical FormulaC13H26NO4
Average Molecular Weight260.3498
Monoisotopic Molecular Weight260.186183325
IUPAC Name(3R)-3-(hexanoyloxy)-4-(trimethylazaniumyl)butanoate
Traditional NameL-carnitine hexanoyl ester
CAS Registry Number22671-29-0
SMILES
CCCCCC(=O)O[C@H](CC(O)=O)C[N+](C)(C)C
InChI Identifier
InChI=1S/C13H25NO4/c1-5-6-7-8-13(17)18-11(9-12(15)16)10-14(2,3)4/h11H,5-10H2,1-4H3/p+1/t11-/m1/s1
InChI KeyVVPRQWTYSNDTEA-LLVKDONJSA-O
Chemical Taxonomy
Description Belongs to the class of organic compounds known as acyl carnitines. These are organic compounds containing a fatty acid with the carboxylic acid attached to carnitine through an ester bond.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassFatty Acyls
Sub ClassFatty acid esters
Direct ParentAcyl carnitines
Alternative Parents
Substituents
  • Acyl-carnitine
  • Dicarboxylic acid or derivatives
  • Tetraalkylammonium salt
  • Quaternary ammonium salt
  • Carboxylic acid ester
  • Carboxylic acid salt
  • Carboxylic acid derivative
  • Carboxylic acid
  • Organic nitrogen compound
  • Organooxygen compound
  • Organonitrogen compound
  • Organic salt
  • Hydrocarbon derivative
  • Organic oxide
  • Organopnictogen compound
  • Organic oxygen compound
  • Carbonyl group
  • Amine
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External Descriptors
Ontology
Physiological effect
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
  • Extracellular
  • Membrane
Biospecimen Locations
  • Blood
  • Feces
  • Urine
Tissue Locations
  • Placenta
Pathways
Normal Concentrations
Abnormal Concentrations
Associated Disorders and Diseases
Disease References
Celiac disease
  1. Bene J, Komlosi K, Gasztonyi B, Juhasz M, Tulassay Z, Melegh B: Plasma carnitine ester profile in adult celiac disease patients maintained on long-term gluten free diet. World J Gastroenterol. 2005 Nov 14;11(42):6671-5. [PubMed:16425363 ]
Very Long Chain Acyl-CoA Dehydrogenase Deficiency
  1. Costa CG, Struys EA, Bootsma A, ten Brink HJ, Dorland L, Tavares de Almeida I, Duran M, Jakobs C: Quantitative analysis of plasma acylcarnitines using gas chromatography chemical ionization mass fragmentography. J Lipid Res. 1997 Jan;38(1):173-82. [PubMed:9034211 ]
Glutaric aciduria II
  1. Prasad M, Hussain S: Glutaric aciduria type II presenting as myopathy and rhabdomyolysis in a teenager. J Child Neurol. 2015 Jan;30(1):96-9. doi: 10.1177/0883073813516676. Epub 2014 Jan 21. [PubMed:24453145 ]
Obesity
  1. Simone Wahl, Christina Holzapfel, Zhonghao Yu, Michaela Breier, Ivan Kondofersky, Christiane Fuchs, Paula Singmann, Cornelia Prehn, Jerzy Adamski, Harald Grallert, Thomas Illig, Rui Wang-Sattler, Thomas Reinehr (2013). Metabolomics reveals determinants of weight loss during lifestyle intervention in obese children. Metabolomics.
Crohn's disease
  1. Kolho KL, Pessia A, Jaakkola T, de Vos WM, Velagapudi V: Faecal and Serum Metabolomics in Paediatric Inflammatory Bowel Disease. J Crohns Colitis. 2017 Mar 1;11(3):321-334. doi: 10.1093/ecco-jcc/jjw158. [PubMed:27609529 ]
Ulcerative colitis
  1. Kolho KL, Pessia A, Jaakkola T, de Vos WM, Velagapudi V: Faecal and Serum Metabolomics in Paediatric Inflammatory Bowel Disease. J Crohns Colitis. 2017 Mar 1;11(3):321-334. doi: 10.1093/ecco-jcc/jjw158. [PubMed:27609529 ]
Colorectal cancer
  1. Goedert JJ, Sampson JN, Moore SC, Xiao Q, Xiong X, Hayes RB, Ahn J, Shi J, Sinha R: Fecal metabolomics: assay performance and association with colorectal cancer. Carcinogenesis. 2014 Sep;35(9):2089-96. doi: 10.1093/carcin/bgu131. Epub 2014 Jul 18. [PubMed:25037050 ]
Associated OMIM IDs
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB022226
KNApSAcK IDC00052313
Chemspider ID2497478
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN ID3548
PubChem Compound3246938
PDB IDNot Available
ChEBI ID84834
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDMDB00000244
Good Scents IDNot Available
References
Synthesis ReferenceNakanishi, Toyofumi; Shimizu, Akira; Arimoto, Masao; Kanai, Michiko. Synthesis of acylcarnitines for differential diagnosis of metabolic disorders. Nippon Iyo Masu Supekutoru Gakkai Koenshu (1993), 18 129-32.
Material Safety Data Sheet (MSDS)Not Available
General References