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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-11 17:49:48 UTC
Update Date2022-03-07 02:53:21 UTC
HMDB IDHMDB0032438
Secondary Accession Numbers
  • HMDB32438
Metabolite Identification
Common Name1-Isopropyl citrate
Description1-Isopropyl citrate belongs to the class of organic compounds known as tricarboxylic acids and derivatives. These are carboxylic acids containing exactly three carboxyl groups. Based on a literature review very few articles have been published on 1-Isopropyl citrate.
Structure
Data?1563862263
Synonyms
ValueSource
1-Isopropyl citric acidGenerator
Citric acid, monoisopropyl esterHMDB
mono(1-Methylethyl) 2-hydroxy-1,2,3-propanetricarboxylateHMDB
Monoisopropyl citrateHMDB
2-Hydroxy-2-[2-oxo-2-(propan-2-yloxy)ethyl]butanedioateGenerator
Chemical FormulaC9H14O7
Average Molecular Weight234.2033
Monoisotopic Molecular Weight234.073952802
IUPAC Name2-hydroxy-2-[2-oxo-2-(propan-2-yloxy)ethyl]butanedioic acid
Traditional Namecitric acid, isopropyl ester
CAS Registry Number1321-57-9
SMILES
CC(C)OC(=O)CC(O)(CC(O)=O)C(O)=O
InChI Identifier
InChI=1S/C9H14O7/c1-5(2)16-7(12)4-9(15,8(13)14)3-6(10)11/h5,15H,3-4H2,1-2H3,(H,10,11)(H,13,14)
InChI KeySKHXHUZZFVMERR-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as tricarboxylic acids and derivatives. These are carboxylic acids containing exactly three carboxyl groups.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassTricarboxylic acids and derivatives
Direct ParentTricarboxylic acids and derivatives
Alternative Parents
Substituents
  • Tricarboxylic acid or derivatives
  • Fatty acid ester
  • Fatty acyl
  • Hydroxy acid
  • Alpha-hydroxy acid
  • Tertiary alcohol
  • Carboxylic acid ester
  • Carboxylic acid
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • Alcohol
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External DescriptorsNot Available
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 SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility117 g/LALOGPS
logP-0.74ALOGPS
logP-0.4ChemAxon
logS-0.3ALOGPS
pKa (Strongest Acidic)3.42ChemAxon
pKa (Strongest Basic)-4.2ChemAxon
Physiological Charge-2ChemAxon
Hydrogen Acceptor Count6ChemAxon
Hydrogen Donor Count3ChemAxon
Polar Surface Area121.13 ŲChemAxon
Rotatable Bond Count7ChemAxon
Refractivity49.56 m³·mol⁻¹ChemAxon
Polarizability21.39 ųChemAxon
Number of Rings0ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+154.74131661259
DarkChem[M-H]-150.64331661259
DeepCCS[M+H]+151.30130932474
DeepCCS[M-H]-148.04130932474
DeepCCS[M-2H]-184.10130932474
DeepCCS[M+Na]+159.87430932474
AllCCS[M+H]+151.832859911
AllCCS[M+H-H2O]+148.432859911
AllCCS[M+NH4]+154.932859911
AllCCS[M+Na]+155.732859911
AllCCS[M-H]-149.232859911
AllCCS[M+Na-2H]-150.032859911
AllCCS[M+HCOO]-151.032859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
1-Isopropyl citrateCC(C)OC(=O)CC(O)(CC(O)=O)C(O)=O3057.1Standard polar33892256
1-Isopropyl citrateCC(C)OC(=O)CC(O)(CC(O)=O)C(O)=O1407.5Standard non polar33892256
1-Isopropyl citrateCC(C)OC(=O)CC(O)(CC(O)=O)C(O)=O1777.5Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
1-Isopropyl citrate,1TMS,isomer #1CC(C)OC(=O)CC(CC(=O)O)(O[Si](C)(C)C)C(=O)O1753.0Semi standard non polar33892256
1-Isopropyl citrate,1TMS,isomer #2CC(C)OC(=O)CC(O)(CC(=O)O[Si](C)(C)C)C(=O)O1746.4Semi standard non polar33892256
1-Isopropyl citrate,1TMS,isomer #3CC(C)OC(=O)CC(O)(CC(=O)O)C(=O)O[Si](C)(C)C1711.1Semi standard non polar33892256
1-Isopropyl citrate,2TMS,isomer #1CC(C)OC(=O)CC(CC(=O)O[Si](C)(C)C)(O[Si](C)(C)C)C(=O)O1772.1Semi standard non polar33892256
1-Isopropyl citrate,2TMS,isomer #2CC(C)OC(=O)CC(CC(=O)O)(O[Si](C)(C)C)C(=O)O[Si](C)(C)C1783.6Semi standard non polar33892256
1-Isopropyl citrate,2TMS,isomer #3CC(C)OC(=O)CC(O)(CC(=O)O[Si](C)(C)C)C(=O)O[Si](C)(C)C1752.7Semi standard non polar33892256
1-Isopropyl citrate,3TMS,isomer #1CC(C)OC(=O)CC(CC(=O)O[Si](C)(C)C)(O[Si](C)(C)C)C(=O)O[Si](C)(C)C1855.4Semi standard non polar33892256
1-Isopropyl citrate,1TBDMS,isomer #1CC(C)OC(=O)CC(CC(=O)O)(O[Si](C)(C)C(C)(C)C)C(=O)O1988.1Semi standard non polar33892256
1-Isopropyl citrate,1TBDMS,isomer #2CC(C)OC(=O)CC(O)(CC(=O)O[Si](C)(C)C(C)(C)C)C(=O)O1984.4Semi standard non polar33892256
1-Isopropyl citrate,1TBDMS,isomer #3CC(C)OC(=O)CC(O)(CC(=O)O)C(=O)O[Si](C)(C)C(C)(C)C1997.1Semi standard non polar33892256
1-Isopropyl citrate,2TBDMS,isomer #1CC(C)OC(=O)CC(CC(=O)O[Si](C)(C)C(C)(C)C)(O[Si](C)(C)C(C)(C)C)C(=O)O2234.5Semi standard non polar33892256
1-Isopropyl citrate,2TBDMS,isomer #2CC(C)OC(=O)CC(CC(=O)O)(O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C2229.1Semi standard non polar33892256
1-Isopropyl citrate,2TBDMS,isomer #3CC(C)OC(=O)CC(O)(CC(=O)O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C2222.3Semi standard non polar33892256
1-Isopropyl citrate,3TBDMS,isomer #1CC(C)OC(=O)CC(CC(=O)O[Si](C)(C)C(C)(C)C)(O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C2464.0Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 1-Isopropyl citrate GC-MS (Non-derivatized) - 70eV, Positivesplash10-000x-9810000000-21a1668c63a4b43af56e2017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 1-Isopropyl citrate GC-MS (3 TMS) - 70eV, Positivesplash10-01yd-7009100000-1f1110e5bb984ef34ad32017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 1-Isopropyl citrate 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 - 1-Isopropyl citrate 10V, Positive-QTOFsplash10-00nr-1920000000-776ef66b4d8a1cef691b2016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Isopropyl citrate 20V, Positive-QTOFsplash10-03di-6900000000-1173b5a5fd96784b72292016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Isopropyl citrate 40V, Positive-QTOFsplash10-01ox-9500000000-6987de6b39f3608b64122016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Isopropyl citrate 10V, Negative-QTOFsplash10-0019-3910000000-187c0ae6868d3b9abc112016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Isopropyl citrate 20V, Negative-QTOFsplash10-0a4r-8900000000-4044fbfc29970b0317d92016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Isopropyl citrate 40V, Negative-QTOFsplash10-0a4i-9200000000-adf4a51426f404f5835e2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Isopropyl citrate 10V, Positive-QTOFsplash10-0fri-1690000000-ee4a1ef0a0376e1d00d22021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Isopropyl citrate 20V, Positive-QTOFsplash10-0nmu-9200000000-37676688ca5dbc3202632021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Isopropyl citrate 40V, Positive-QTOFsplash10-0006-9000000000-fdbb3194906843c532922021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Isopropyl citrate 10V, Negative-QTOFsplash10-05di-0910000000-2cde4509d25790d811682021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Isopropyl citrate 20V, Negative-QTOFsplash10-004i-2900000000-cccda1f8a89208b2cb9e2021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 1-Isopropyl citrate 40V, Negative-QTOFsplash10-0a5c-9000000000-eded397f024631ca64b92021-09-24Wishart 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
Biological Properties
Cellular Locations
  • Cytoplasm
  • Extracellular
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 IDFDB017295
KNApSAcK IDNot Available
Chemspider ID7991831
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound9816081
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. (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .