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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2021-09-23 19:06:17 UTC
Update Date2021-09-23 19:06:17 UTC
HMDB IDHMDB0302609
Secondary Accession NumbersNone
Metabolite Identification
Common NameGermacrene
DescriptionGermacrene, also known as (e,e)-germacra-1(10),4,7(11)-triene, is a member of the class of compounds known as germacrane sesquiterpenoids. Germacrane sesquiterpenoids are sesquiterpenoids having the germacrane skeleton, with a structure characterized by a cyclodecane ring substituted with an isopropyl and two methyl groups. Thus, germacrene is considered to be an isoprenoid lipid molecule. Germacrene can be found in turmeric, which makes germacrene a potential biomarker for the consumption of this food product. Germacrenes are a class of volatile organic hydrocarbons, specifically, sesquiterpenes. Germacrenes are typically produced in a number of plant species for their antimicrobial and insecticidal properties, though they also play a role as insect pheromones. Two prominent molecules are germacrene A and germacrene D .
Structure
Thumb
Synonyms
ValueSource
(1E,5E)-8-Isopropylidene-1,5-dimethylcyclodeca-1,5-dieneChEBI
(e,e)-Germacra-1(10),4,7(11)-trieneChEBI
1,5-Dimethyl-8-(1-methylethylidene)-1,5-cyclodecadieneChEBI
Germacra-1(10),4,7(11)-trieneChEBI
Germacrene bChEBI
(e,e)-Germacrene bKegg
(e,e)-1,5-Dimethyl-8-(1-methylethylidene)-1,5-cyclodecadieneKegg
(1E,5E)-1,5-Dimethyl-8-(1-methylethylidene)-1,5-cyclodecadienePhytoBank
Chemical FormulaC15H24
Average Molecular Weight204.3511
Monoisotopic Molecular Weight204.187800768
IUPAC Name(1E,5E)-1,5-dimethyl-8-(propan-2-ylidene)cyclodeca-1,5-diene
Traditional Namegermacrene B
CAS Registry NumberNot Available
SMILES
CC(C)=C1CC\C(C)=C\CC\C(C)=C\C1
InChI Identifier
InChI=1S/C15H24/c1-12(2)15-10-8-13(3)6-5-7-14(4)9-11-15/h6,9H,5,7-8,10-11H2,1-4H3/b13-6+,14-9+
InChI KeyGXEGJTGWYVZSNR-SJRHNVSNSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as germacrane sesquiterpenoids. These are sesquiterpenoids having the germacrane skeleton, with a structure characterized by a cyclodecane ring substituted with an isopropyl and two methyl groups.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassPrenol lipids
Sub ClassSesquiterpenoids
Direct ParentGermacrane sesquiterpenoids
Alternative Parents
Substituents
  • Germacrane sesquiterpenoid
  • Branched unsaturated hydrocarbon
  • Cyclic olefin
  • Unsaturated aliphatic hydrocarbon
  • Unsaturated hydrocarbon
  • Olefin
  • Hydrocarbon
  • Aliphatic homomonocyclic compound
Molecular FrameworkAliphatic homomonocyclic compounds
External Descriptors
Ontology
Physiological effect
Disposition
ProcessNot Available
RoleNot Available
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
logP5.87ALOGPS
logP4.78ChemAxon
logS-3.5ALOGPS
Physiological Charge0ChemAxon
Hydrogen Acceptor Count0ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area0 ŲChemAxon
Rotatable Bond Count0ChemAxon
Refractivity71.09 m³·mol⁻¹ChemAxon
Polarizability25.57 ųChemAxon
Number of Rings1ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
AllCCS[M+H]+146.28732859911
AllCCS[M+H-H2O]+142.16732859911
AllCCS[M+Na]+151.23132859911
AllCCS[M+NH4]+150.12532859911
AllCCS[M-H]-154.66932859911
AllCCS[M+Na-2H]-155.31632859911
AllCCS[M+HCOO]-156.12832859911
DeepCCS[M+H]+158.37630932474
DeepCCS[M-H]-156.01830932474
DeepCCS[M-2H]-189.73630932474
DeepCCS[M+Na]+164.67130932474

Predicted Kovats Retention Indices

Not Available
Spectra

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Germacrene 10V, Positive-QTOFsplash10-0a4i-0390000000-f8f5e306a908b157ca432016-08-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Germacrene 20V, Positive-QTOFsplash10-0cdi-3940000000-c9f59ec152695c4cff512016-08-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Germacrene 40V, Positive-QTOFsplash10-0gc9-9800000000-f4ebc761a5a959f063da2016-08-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Germacrene 10V, Negative-QTOFsplash10-0udi-0090000000-f52a559ff7e76c67b7d82016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Germacrene 20V, Negative-QTOFsplash10-0udi-0290000000-9590e4fe2d4e7c5b08512016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Germacrene 40V, Negative-QTOFsplash10-01p9-2900000000-0bbea13842aa92bdb11a2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Germacrene 10V, Positive-QTOFsplash10-08fr-0960000000-af7b54be4815642504fa2021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Germacrene 20V, Positive-QTOFsplash10-0900-0940000000-6a3d7fdfafd3808d95e52021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Germacrene 40V, Positive-QTOFsplash10-0006-9000000000-cf8a44d4b4800e46a6f22021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Germacrene 10V, Negative-QTOFsplash10-0udi-0090000000-7ccf03fa1149a1e9f55f2021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Germacrene 20V, Negative-QTOFsplash10-0udi-0090000000-7ccf03fa1149a1e9f55f2021-10-21Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Germacrene 40V, Negative-QTOFsplash10-0f79-0940000000-710d68dee1ed6f90617e2021-10-21Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
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 IDFDB005344
KNApSAcK IDC00003134
Chemspider ID4444852
KEGG Compound IDC09672
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem CompoundNot Available
PDB IDNot Available
ChEBI ID5337
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1104471
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available