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Record Information
Version3.6
Creation Date2005-11-16 15:48:42 UTC
Update Date2016-02-11 01:03:10 UTC
HMDB IDHMDB00666
Secondary Accession NumbersNone
Metabolite Identification
Common NameHeptanoic acid
DescriptionHeptanoic acid, also called enanthic acid, is an organic compound composed of a seven-carbon chain terminating in a carboxylic acid. It is an oily liquid with an unpleasant, rancid odor. It contributes to the odor of some rancid oils. It is slightly soluble in water, but well soluble in ethanol and ether.
Structure
Thumb
Synonyms
ValueSource
Heptanoic acid anionChEMBL
Heptanoate anionGenerator
HeptanoateGenerator
1-HexanecarboxylateHMDB
1-Hexanecarboxylic acidHMDB
EnanthateHMDB
Enanthic acidHMDB
EnanthylateHMDB
Enanthylic acidHMDB
HeptoateHMDB
Heptoic acidHMDB
HeptylateHMDB
Heptylic acidHMDB
N-HeptanoateHMDB
N-Heptanoic acidHMDB
N-HeptoateHMDB
N-Heptoic acidHMDB
N-HeptylateHMDB
N-Heptylic acidHMDB
OenanthateHMDB
Oenanthic acidHMDB
OenanthylateHMDB
Oenanthylic acidHMDB
Chemical FormulaC7H14O2
Average Molecular Weight130.1849
Monoisotopic Molecular Weight130.099379692
IUPAC Nameheptanoic acid
Traditional Nameheptanoic acid
CAS Registry Number111-14-8
SMILES
CCCCCCC(O)=O
InChI Identifier
InChI=1S/C7H14O2/c1-2-3-4-5-6-7(8)9/h2-6H2,1H3,(H,8,9)
InChI KeyInChIKey=MNWFXJYAOYHMED-UHFFFAOYSA-N
Chemical Taxonomy
DescriptionThis compound belongs to the class of organic compounds known as medium-chain fatty acids. These are fatty acids with an aliphatic tail that contains between 4 and 12 carbon atoms.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassFatty Acyls
Sub ClassFatty acids and conjugates
Direct ParentMedium-chain fatty acids
Alternative Parents
Substituents
  • Medium-chain fatty acid
  • Straight chain fatty acid
  • Monocarboxylic acid or derivatives
  • Carboxylic acid
  • Carboxylic acid derivative
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External Descriptors
Ontology
StatusDetected and Quantified
Origin
  • Endogenous
  • Food
Biofunction
  • Cell signaling
  • Fuel and energy storage
  • Fuel or energy source
  • Membrane integrity/stability
Application
  • Nutrients
  • Stabilizers
  • Surfactants and Emulsifiers
Cellular locations
  • Extracellular
  • Membrane (predicted from logP)
Physical Properties
StateLiquid
Experimental Properties
PropertyValueReference
Melting Point-7.5 °CNot Available
Boiling PointNot AvailableNot Available
Water Solubility2.82 mg/mLNot Available
LogP2.42SANGSTER (1994)
Predicted Properties
PropertyValueSource
Water Solubility2.98 mg/mLALOGPS
logP2.41ALOGPS
logP2.26ChemAxon
logS-1.6ALOGPS
pKa (Strongest Acidic)5.15ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area37.3 Å2ChemAxon
Rotatable Bond Count5ChemAxon
Refractivity35.67 m3·mol-1ChemAxon
Polarizability15.33 Å3ChemAxon
Number of Rings0ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Spectra
Spectra
Spectrum TypeDescriptionSplash Key
GC-MSGC-MS Spectrum - GC-MS (1 TMS)splash10-00nr-2900000000-ea3133b536a060a54d63View in MoNA
GC-MSGC-MS Spectrum - GC-MSNot Available
LC-MS/MSLC-MS/MS Spectrum - EI-B (HITACHI M-80B) , Positivesplash10-03kc-9000000000-dd314f04ab9a0b9e69faView in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 10V, Negativesplash10-004i-0900000000-38e4cc872df89a4f1b5dView in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 20V, Negativesplash10-004i-0900000000-114ac7aafecf82ea7ee8View in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 30V, Negativesplash10-0059-6900000000-cac9929bce7bc7db12daView in MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ (API3000, Applied Biosystems) 40V, Negativesplash10-001i-9000000000-d6d7beafc7ee2bb2a192View in MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, PositiveNot Available
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, PositiveNot Available
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, PositiveNot Available
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, NegativeNot Available
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, NegativeNot Available
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, NegativeNot Available
MSMass Spectrum (Electron Ionization)splash10-03kc-9000000000-5a89b9e0efcfe419c505View in MoNA
1D NMR1H NMR SpectrumNot Available
1D NMR13C NMR SpectrumNot Available
2D NMR[1H,13C] 2D NMR SpectrumNot Available
Biological Properties
Cellular Locations
  • Extracellular
  • Membrane (predicted from logP)
Biofluid Locations
  • Feces
  • Saliva
Tissue Location
  • Kidney
PathwaysNot Available
Normal Concentrations
BiofluidStatusValueAgeSexConditionReferenceDetails
FecesDetected but not QuantifiedNot ApplicableAdult (>18 years old)Both
Normal
details
FecesDetected but not QuantifiedNot ApplicableNot SpecifiedNot Specified
Normal
details
FecesDetected but not QuantifiedNot ApplicableAdult (>18 years old)Both
Normal
details
FecesDetected but not QuantifiedNot ApplicableAdult (>18 years old)BothNormal details
FecesDetected but not QuantifiedNot ApplicableAdult (>18 years old)Both
Normal
details
FecesDetected and Quantified51.9 +/- 82 nmol/g of fecesAdult (>18 years old)Female
Normal
details
FecesDetected but not QuantifiedNot ApplicableNot SpecifiedNot Specified
Normal
details
SalivaDetected and Quantified0.111 +/- 0.139 uMAdult (>18 years old)Both
Normal
    • Sugimoto et al. (...
details
SalivaDetected and Quantified0.189 +/- 0.155 uMAdult (>18 years old)Both
Normal
    • Sugimoto et al. (...
details
SalivaDetected and Quantified0.218 +/- 0.144 uMAdult (>18 years old)Both
Normal
    • Sugimoto et al. (...
details
SalivaDetected but not QuantifiedNot ApplicableAdult (>18 years old)Male
Normal
details
SalivaDetected but not QuantifiedNot ApplicableAdult (>18 years old)Male
Normal
details
SalivaDetected but not QuantifiedNot ApplicableAdult (>18 years old)Male
Normal
details
SalivaDetected but not QuantifiedNot ApplicableAdult (>18 years old)Male
Normal
details
SalivaDetected but not QuantifiedNot ApplicableAdult (>18 years old)Male
Normal
details
SalivaDetected and Quantified0.338 +/- 0.0993 uMAdult (>18 years old)Both
Normal
    • Sugimoto et al. (...
details
SalivaDetected but not QuantifiedNot ApplicableAdult (>18 years old)Male
Normal
details
SalivaDetected but not QuantifiedNot ApplicableAdult (>18 years old)Male
Normal
details
SalivaDetected but not QuantifiedNot ApplicableAdult (>18 years old)Male
Normal
details
SalivaDetected but not QuantifiedNot ApplicableAdult (>18 years old)Male
Normal
details
SalivaDetected but not QuantifiedNot ApplicableAdult (>18 years old)Male
Normal
details
SalivaDetected but not QuantifiedNot ApplicableAdult (>18 years old)Both
Normal
    • Zerihun T. Dame, ...
details
Abnormal Concentrations
BiofluidStatusValueAgeSexConditionReferenceDetails
FecesDetected but not QuantifiedNot ApplicableAdult (>18 years old)Both
Irritable bowel syndrome
details
FecesDetected but not QuantifiedNot ApplicableAdult (>18 years old)Both
Ulcerative colitis
details
FecesDetected but not QuantifiedNot ApplicableAdult (>18 years old)Both
Campylobacter jejuni infection
details
FecesDetected but not QuantifiedNot ApplicableAdult (>18 years old)Both
Ulcerative Colitis
details
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDDB02938
DrugBank Metabolite IDNot Available
Phenol Explorer Compound IDNot Available
Phenol Explorer Metabolite IDNot Available
FoodDB IDFDB008051
KNApSAcK IDNot Available
Chemspider ID7803
KEGG Compound IDC17714
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkHeptanoic acid
NuGOwiki LinkHMDB00666
Metagene LinkHMDB00666
METLIN ID5636
PubChem Compound8094
PDB IDSHV
ChEBI ID45571
References
Synthesis ReferenceJain, R. K.; Venkatesan, T. K. Heptanoic acid from heptaldehyde. Journal of the Oil Technologists' Association of India (Mumbai, India) (1984), 16(4), 111-12.
Material Safety Data Sheet (MSDS)Download (PDF)
General References
  1. Jones PM, Butt YM, Bennett MJ: Effects of odd-numbered medium-chain fatty acids on the accumulation of long-chain 3-hydroxy-fatty acids in long-chain L-3-hydroxyacyl CoA dehydrogenase and mitochondrial trifunctional protein deficient skin fibroblasts. Mol Genet Metab. 2004 Feb;81(2):96-9. [14741189 ]
  2. Grislain L, Gele P, Bromet N, Luijten W, Volland JP, Mocaer E, Kamoun A: Metabolism of amineptine in rat, dog and man. Eur J Drug Metab Pharmacokinet. 1990 Oct-Dec;15(4):339-45. [2088771 ]
  3. Buccellati C, Sala A, Rossoni G, Capra V, Rovati GE, Di Gennaro A, Folco G, Colli S, Casagrande C: Pharmacological characterization of 2NTX-99 [4-methoxy-N1-(4-trans-nitrooxycyclohexyl)-N3-(3-pyridinylmethyl)-1,3-benz enedicarboxamide], a potential antiatherothrombotic agent with antithromboxane and nitric oxide donor activity in platelet and vascular preparations. J Pharmacol Exp Ther. 2006 May;317(2):830-7. Epub 2006 Jan 6. [16399881 ]

Enzymes

General function:
Involved in phospholipase A2 activity
Specific function:
PA2 catalyzes the calcium-dependent hydrolysis of the 2-acyl groups in 3-sn-phosphoglycerides.
Gene Name:
PLA2G1B
Uniprot ID:
P04054
Molecular weight:
16359.535
References
  1. Berman HM, Westbrook J, Feng Z, Gilliland G, Bhat TN, Weissig H, Shindyalov IN, Bourne PE: The Protein Data Bank. Nucleic Acids Res. 2000 Jan 1;28(1):235-42. [10592235 ]
General function:
Involved in catalytic activity
Specific function:
Has medium-chain fatty acid:CoA ligase activity with broad substrate specificity (in vitro). Acts on acids from C(4) to C(11) and on the corresponding 3-hydroxy- and 2,3- or 3,4-unsaturated acids (in vitro). Functions as GTP-dependent lipoate-activating enzyme that generates the substrate for lipoyltransferase (By similarity).
Gene Name:
ACSM1
Uniprot ID:
Q08AH1
Molecular weight:
65272.74
General function:
Involved in catalytic activity
Specific function:
Not Available
Gene Name:
ACSM6
Uniprot ID:
Q6P461
Molecular weight:
53584.545
General function:
Involved in catalytic activity
Specific function:
Has medium-chain fatty acid:CoA ligase activity with broad substrate specificity (in vitro). Acts on acids from C(4) to C(11) and on the corresponding 3-hydroxy- and 2,3- or 3,4-unsaturated acids (in vitro) (By similarity).
Gene Name:
ACSM2A
Uniprot ID:
Q08AH3
Molecular weight:
64223.7
General function:
Involved in catalytic activity
Specific function:
Has medium-chain fatty acid:CoA ligase activity with broad substrate specificity (in vitro). Acts on acids from C(4) to C(11) and on the corresponding 3-hydroxy- and 2,3- or 3,4-unsaturated acids (in vitro).
Gene Name:
ACSM2B
Uniprot ID:
Q68CK6
Molecular weight:
64270.78
General function:
Involved in catalytic activity
Specific function:
Has medium-chain fatty acid:CoA ligase activity with broad substrate specificity (in vitro). Acts on acids from C(4) to C(11) and on the corresponding 3-hydroxy- and 2,3- or 3,4-unsaturated acids (in vitro) (By similarity).
Gene Name:
ACSM3
Uniprot ID:
Q53FZ2
Molecular weight:
66152.235
General function:
Involved in catalytic activity
Specific function:
Has medium-chain fatty acid:CoA ligase activity with broad substrate specificity (in vitro). Acts on acids from C(4) to C(11) and on the corresponding 3-hydroxy- and 2,3- or 3,4-unsaturated acids (in vitro) (By similarity).
Gene Name:
ACSM5
Uniprot ID:
Q6NUN0
Molecular weight:
64759.55
General function:
Involved in catalytic activity
Specific function:
Has medium-chain fatty acid:CoA ligase activity with broad substrate specificity (in vitro). Acts on acids from C(4) to C(11) and on the corresponding 3-hydroxy- and 2,3- or 3,4-unsaturated acids (in vitro) (By similarity).
Gene Name:
ACSM4
Uniprot ID:
P0C7M7
Molecular weight:
65702.225