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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2012-09-11 18:10:03 UTC
Update Date2023-02-21 17:23:18 UTC
HMDB IDHMDB0033433
Secondary Accession Numbers
  • HMDB33433
Metabolite Identification
Common Name(S)-Homostachydrine
Description(S)-Homostachydrine (also known as pipecolic acid betaine or homostachydrine) can be found in green coffee beans of Robusta and Arabica species (PMID: 27006213 ). (S)-Homostachydrine content is unaffected by coffee bean roasting treatment because of its remarkable heat stability. This makes it a good candidate marker for determining the content of Robusta and Arabica species in roasted coffee blends. (S)-Homostachydrine is also a potential marker of coffee consumption as it can be found in both human serum and human urine. It is also found in alfalfa seeds and leaves. More specifically, (S)-homostachydrine can be isolated from the seeds of Medicago sativa (alfalfa) as well as from Achillea millefolium (yarrow). (S)-Homostachydrine is also found in the fruits, seeds, and leaves of orange, lemon, and bergamot (PMID: 22208890 ).
Structure
Data?1677000198
Synonyms
ValueSource
HomostachydrineHMDB
Pipecolic acid betaineHMDB
S-HomostachydrineHMDB
(2S)-1,1-Dimethylpiperidin-1-ium-2-carboxylic acidGenerator
Chemical FormulaC8H15NO2
Average Molecular Weight157.2102
Monoisotopic Molecular Weight157.110278729
IUPAC Name(2S)-1,1-dimethylpiperidin-1-ium-2-carboxylate
Traditional Namehomostachydrine
CAS Registry Number472-22-0
SMILES
C[N+]1(C)CCCC[C@H]1C([O-])=O
InChI Identifier
InChI=1S/C8H15NO2/c1-9(2)6-4-3-5-7(9)8(10)11/h7H,3-6H2,1-2H3/t7-/m0/s1
InChI KeyXULZWQRXYTVUTE-ZETCQYMHSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as l-alpha-amino acids. These are alpha amino acids which have the L-configuration of the alpha-carbon atom.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassAmino acids, peptides, and analogues
Direct ParentL-alpha-amino acids
Alternative Parents
Substituents
  • L-alpha-amino acid
  • Piperidinecarboxylic acid
  • Piperidine
  • Quaternary ammonium salt
  • Tetraalkylammonium salt
  • Carboxylic acid salt
  • Carboxylic acid
  • Monocarboxylic acid or derivatives
  • Organoheterocyclic compound
  • Azacycle
  • Organic oxide
  • Organopnictogen compound
  • Organic oxygen compound
  • Organooxygen compound
  • Organonitrogen compound
  • Amine
  • Organic salt
  • Carbonyl group
  • Organic nitrogen compound
  • Hydrocarbon derivative
  • Aliphatic heteromonocyclic compound
Molecular FrameworkAliphatic heteromonocyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point300 °CNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.14 g/LALOGPS
logP-2ALOGPS
logP-3.4ChemAxon
logS-3.2ALOGPS
pKa (Strongest Acidic)2.39ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area40.13 ŲChemAxon
Rotatable Bond Count1ChemAxon
Refractivity64.71 m³·mol⁻¹ChemAxon
Polarizability16.92 ųChemAxon
Number of Rings1ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+129.25130932474
DeepCCS[M-H]-125.81230932474
DeepCCS[M-2H]-162.84230932474
DeepCCS[M+Na]+138.11830932474
AllCCS[M+H]+131.332859911
AllCCS[M+H-H2O]+126.932859911
AllCCS[M+NH4]+135.332859911
AllCCS[M+Na]+136.532859911
AllCCS[M-H]-141.332859911
AllCCS[M+Na-2H]-142.532859911
AllCCS[M+HCOO]-144.032859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
(S)-HomostachydrineC[N+]1(C)CCCC[C@H]1C([O-])=O1855.9Standard polar33892256
(S)-HomostachydrineC[N+]1(C)CCCC[C@H]1C([O-])=O1077.7Standard non polar33892256
(S)-HomostachydrineC[N+]1(C)CCCC[C@H]1C([O-])=O1199.8Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - (S)-Homostachydrine GC-MS (Non-derivatized) - 70eV, Positivesplash10-08fr-9400000000-687b9b09f0e9c65ca3a92017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - (S)-Homostachydrine GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - (S)-Homostachydrine 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 - (S)-Homostachydrine 10V, Positive-QTOFsplash10-0a4i-0900000000-6d4634868b41a48837ea2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - (S)-Homostachydrine 20V, Positive-QTOFsplash10-0bt9-2900000000-886043a617d75e47c1c52017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - (S)-Homostachydrine 40V, Positive-QTOFsplash10-0596-9100000000-0617d15a8a0a14a1f1512017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - (S)-Homostachydrine 10V, Negative-QTOFsplash10-0a4i-0900000000-391842ea1e278385a6f12017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - (S)-Homostachydrine 20V, Negative-QTOFsplash10-0a4i-0900000000-55f9328a9190c22327072017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - (S)-Homostachydrine 40V, Negative-QTOFsplash10-0ar0-9000000000-6605fc93bf304ad99e072017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - (S)-Homostachydrine 10V, Positive-QTOFsplash10-03di-0900000000-7b2fe40c81420a6787772021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - (S)-Homostachydrine 20V, Positive-QTOFsplash10-03di-5900000000-231bcfa989f73c026f392021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - (S)-Homostachydrine 40V, Positive-QTOFsplash10-0a4i-9100000000-9e558dde2f341c2520592021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - (S)-Homostachydrine 10V, Negative-QTOFsplash10-0a4i-0900000000-0f7129c598f6efd386572021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - (S)-Homostachydrine 20V, Negative-QTOFsplash10-0a4i-0900000000-0f7129c598f6efd386572021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - (S)-Homostachydrine 40V, Negative-QTOFsplash10-052f-9600000000-5f2a3091897e5f0660cc2021-09-24Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum

IR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted IR SpectrumIR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+H]+)2023-02-04FELIX labView Spectrum
Predicted IR SpectrumIR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+Na]+)2023-02-04FELIX labView Spectrum
Biological Properties
Cellular Locations
  • Cytoplasm
  • Extracellular
Biospecimen Locations
  • Blood
  • Feces
  • Urine
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodDetected but not QuantifiedNot QuantifiedAdult (>18 years old)BothNormal details
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Normal
details
UrineDetected but not QuantifiedNot QuantifiedAdult (>18 years old)BothNormal details
Abnormal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Colorectal cancer
details
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Colorectal cancer
details
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)BothColorectal Cancer details
Associated Disorders and Diseases
Disease References
Colorectal cancer
  1. Brown DG, Rao S, Weir TL, O'Malia J, Bazan M, Brown RJ, Ryan EP: Metabolomics and metabolic pathway networks from human colorectal cancers, adjacent mucosa, and stool. Cancer Metab. 2016 Jun 6;4:11. doi: 10.1186/s40170-016-0151-y. eCollection 2016. [PubMed:27275383 ]
  2. Sinha R, Ahn J, Sampson JN, Shi J, Yu G, Xiong X, Hayes RB, Goedert JJ: Fecal Microbiota, Fecal Metabolome, and Colorectal Cancer Interrelations. PLoS One. 2016 Mar 25;11(3):e0152126. doi: 10.1371/journal.pone.0152126. eCollection 2016. [PubMed:27015276 ]
  3. 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 IDFDB011471
KNApSAcK IDC00001367
Chemspider ID390180
KEGG Compound IDC08283
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound441447
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Servillo L, Giovane A, Casale R, Cautela D, D'Onofrio N, Balestrieri ML, Castaldo D: Homostachydrine (pipecolic acid betaine) as authentication marker of roasted blends of Coffea arabica and Coffea canephora (Robusta) beans. Food Chem. 2016 Aug 15;205:52-7. doi: 10.1016/j.foodchem.2016.02.154. Epub 2016 Mar 3. [PubMed:27006213 ]
  2. Servillo L, Giovane A, Balestrieri ML, Ferrari G, Cautela D, Castaldo D: Occurrence of pipecolic acid and pipecolic acid betaine (homostachydrine) in Citrus genus plants. J Agric Food Chem. 2012 Jan 11;60(1):315-21. doi: 10.1021/jf204286r. Epub 2011 Dec 29. [PubMed:22208890 ]
  3. (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .