Record Information |
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Version | 2.0 |
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Created at | 2022-03-17 20:58:02 UTC |
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Updated at | 2022-03-17 20:58:02 UTC |
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NP-MRD ID | NP0048538 |
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Secondary Accession Numbers | None |
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Natural Product Identification |
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Common Name | Germacrene B |
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Description | Germacrene B, also known as germacratriene, 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. Thus, germacrene b is considered to be an isoprenoid lipid molecule. Germacrenes are a class of volatile organic hydrocarbons, specifically, sesquiterpenes. The essential oil of the red deadnettle (Lamium purpureum) is characterized by its high contents of germacrene D, as is Clausena anisata. Germacrene B is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral. Germacrene B is an earthy, spicy, and woody tasting compound. Outside of the human body, Germacrene B has been detected, but not quantified in, several different foods, such as citrus, common oregano, limes, and pepper (spice). This could make germacrene b a potential biomarker for the consumption of these foods. Two prominent molecules are germacrene A and germacrene D.Germacrene has five isomers. Germacrene B is found in Aspergillus candidus. 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. |
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Structure | CC(C)=C1CC\C(C)=C/CC\C(C)=C/C1 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- |
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Synonyms | Value | Source |
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(1Z,5Z)-8-Isopropylidene-1,5-dimethylcyclodeca-1,5-diene | ChEBI | (1E,4E)-Germacra-1(10),4,7(11)-triene | HMDB | (1E,4E)-Germacrene b | HMDB | (1E,5E)-8-Isopropylidene-1,5-dimethylcyclodeca-1,5-diene | HMDB | (e,e)-Germacra-1(10),4,7(11)-triene | HMDB | (e,e)-Germacrene b | HMDB | Germacratriene | HMDB | trans,trans-Germacrene b | HMDB |
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Chemical Formula | C15H24 |
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Average Mass | 204.3511 Da |
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Monoisotopic Mass | 204.18780 Da |
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IUPAC Name | (1Z,5Z)-1,5-dimethyl-8-(propan-2-ylidene)cyclodeca-1,5-diene |
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Traditional Name | (1Z,4Z)-germacrene B |
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CAS Registry Number | 15423-57-1 |
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SMILES | CC(C)=C1CC\C(C)=C/CC\C(C)=C/C1 |
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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- |
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InChI Key | GXEGJTGWYVZSNR-OMQMMEOVSA-N |
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Experimental Spectra |
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| Not Available |
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Predicted Spectra |
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| Not Available |
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Chemical Shift Submissions |
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| Not Available |
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Species |
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Species of Origin | |
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Chemical Taxonomy |
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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. |
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Kingdom | Organic compounds |
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Super Class | Lipids and lipid-like molecules |
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Class | Prenol lipids |
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Sub Class | Sesquiterpenoids |
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Direct Parent | Germacrane sesquiterpenoids |
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Alternative Parents | |
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Substituents | - Germacrane sesquiterpenoid
- Branched unsaturated hydrocarbon
- Cyclic olefin
- Unsaturated aliphatic hydrocarbon
- Unsaturated hydrocarbon
- Olefin
- Hydrocarbon
- Aliphatic homomonocyclic compound
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Molecular Framework | Aliphatic homomonocyclic compounds |
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External Descriptors | |
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Physical Properties |
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State | Not Available |
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Experimental Properties | Property | Value | Reference |
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Melting Point | Not Available | Not Available | Boiling Point | Not Available | Not Available | Water Solubility | Not Available | Not Available | LogP | Not Available | Not Available |
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Predicted Properties | |
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