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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-12 02:33:11 UTC
Update Date2022-03-07 02:56:48 UTC
HMDB IDHMDB0040940
Secondary Accession Numbers
  • HMDB40940
Metabolite Identification
Common NameCapsiamide
DescriptionCapsiamide, also known as cap-a, belongs to the class of organic compounds known as acetamides. These are organic compounds with the general formula RNHC(=O)CH3, where R= organyl group. Capsiamide is found, on average, in the highest concentration within a few different foods, such as yellow bell peppers (Capsicum annuum), red bell peppers (Capsicum annuum), and peppers (Capsicum annuum) and in a lower concentration in orange bell peppers (Capsicum annuum), green bell peppers (Capsicum annuum), and pepper (c. frutescens). Capsiamide has also been detected, but not quantified in, a few different foods, such as fruits, herbs and spices, and italian sweet red peppers (Capsicum annuum). This could make capsiamide a potential biomarker for the consumption of these foods. Based on a literature review very few articles have been published on Capsiamide.
Structure
Data?1563863606
Synonyms
ValueSource
N-(13-Methyltetradecyl)acetamideKegg
CAP-aKegg
Capsi-amideHMDB
N-(13-METHYLTETRADECYL)-acetamideHMDB
Chemical FormulaC17H35NO
Average Molecular Weight269.4659
Monoisotopic Molecular Weight269.271864747
IUPAC Name(Z)-N-(13-methyltetradecyl)ethenimidic acid
Traditional Name(Z)-N-(13-methyltetradecyl)ethenimidic acid
CAS Registry Number64317-66-4
SMILES
CC(C)CCCCCCCCCCCC\N=C(\C)O
InChI Identifier
InChI=1S/C17H35NO/c1-16(2)14-12-10-8-6-4-5-7-9-11-13-15-18-17(3)19/h16H,4-15H2,1-3H3,(H,18,19)
InChI KeyAMLDBWWQKYLAHJ-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as acetamides. These are organic compounds with the general formula RNHC(=O)CH3, where R= organyl group.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassCarboxylic acid derivatives
Direct ParentAcetamides
Alternative Parents
Substituents
  • Acetamide
  • Secondary carboxylic acid amide
  • Organic nitrogen compound
  • Organic oxygen compound
  • Organopnictogen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Organonitrogen compound
  • Carbonyl group
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
Role
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water Solubility0.11 mg/L @ 25 °C (est)The Good Scents Company Information System
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.00017 g/LALOGPS
logP7.26ALOGPS
logP6.07ChemAxon
logS-6.2ALOGPS
pKa (Strongest Acidic)8.33ChemAxon
pKa (Strongest Basic)5.7ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area32.59 ŲChemAxon
Rotatable Bond Count13ChemAxon
Refractivity84.32 m³·mol⁻¹ChemAxon
Polarizability36.89 ųChemAxon
Number of Rings0ChemAxon
BioavailabilityNoChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+162.99331661259
DarkChem[M-H]-169.07431661259
DeepCCS[M+H]+171.79830932474
DeepCCS[M-H]-168.79630932474
DeepCCS[M-2H]-205.05430932474
DeepCCS[M+Na]+180.7930932474
AllCCS[M+H]+177.732859911
AllCCS[M+H-H2O]+174.732859911
AllCCS[M+NH4]+180.532859911
AllCCS[M+Na]+181.332859911
AllCCS[M-H]-176.132859911
AllCCS[M+Na-2H]-177.632859911
AllCCS[M+HCOO]-179.432859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
CapsiamideCC(C)CCCCCCCCCCCC\N=C(\C)O2904.2Standard polar33892256
CapsiamideCC(C)CCCCCCCCCCCC\N=C(\C)O2041.9Standard non polar33892256
CapsiamideCC(C)CCCCCCCCCCCC\N=C(\C)O2046.2Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Capsiamide,1TMS,isomer #1C/C(=N/CCCCCCCCCCCCC(C)C)O[Si](C)(C)C2104.0Semi standard non polar33892256
Capsiamide,1TBDMS,isomer #1C/C(=N/CCCCCCCCCCCCC(C)C)O[Si](C)(C)C(C)(C)C2319.9Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Capsiamide GC-MS (Non-derivatized) - 70eV, Positivesplash10-0006-9510000000-27bedfab785478e814102017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Capsiamide GC-MS (1 TMS) - 70eV, Positivesplash10-0006-9640000000-fc47ed69fd976e22026b2017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Capsiamide GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Capsiamide GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Capsiamide 10V, Positive-QTOFsplash10-00b9-0090000000-277738886de11d15aad92017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Capsiamide 20V, Positive-QTOFsplash10-056r-3390000000-de5ac391b5f5a5459c162017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Capsiamide 40V, Positive-QTOFsplash10-0a4i-9810000000-e1b55ace6f35e2b9979a2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Capsiamide 10V, Negative-QTOFsplash10-014i-0090000000-a916e1aa044ecdad17e72017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Capsiamide 20V, Negative-QTOFsplash10-004i-2090000000-4600288507f674b51cfd2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Capsiamide 40V, Negative-QTOFsplash10-052f-9010000000-4bb19d3729af0a3df8b12017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Capsiamide 10V, Negative-QTOFsplash10-014i-1090000000-c12444881167f249ed532021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Capsiamide 20V, Negative-QTOFsplash10-066r-4090000000-11c26f20ae52f350a0412021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Capsiamide 40V, Negative-QTOFsplash10-052f-9220000000-f10c25aaf66e167455042021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Capsiamide 10V, Positive-QTOFsplash10-00di-1090000000-a1f5717d0e2ba56d38062021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Capsiamide 20V, Positive-QTOFsplash10-05fr-9230000000-0f56af0664361a1cd86b2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Capsiamide 40V, Positive-QTOFsplash10-0a4i-9000000000-b748ed75d058731b27f92021-09-24Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Membrane
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 IDFDB020783
KNApSAcK IDC00054047
Chemspider ID43094
KEGG Compound IDC17515
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound47346
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1887921
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .