| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2017-03-23 04:37:18 UTC |
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| Update Date | 2022-03-07 03:17:56 UTC |
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| HMDB ID | HMDB0062594 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | Methyl Arachidonate |
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| Description | Methyl Arachidonate, also known as Arachidonate methyl ester or (5Z,8Z,11Z,14Z)-Icosatetraenoate methyl ester, is classified as a member of the Fatty acid methyl esters. Fatty acid methyl esters are compounds containing a fatty acid that is esterified with a methyl group. They have the general structure RC(=O)OR', where R=fatty aliphatic tail or organyl group and R'=methyl group. Methyl Arachidonate is considered to be practically insoluble (in water) and basic. Methyl Arachidonate can be synthesized from arachidonic acid. Methyl Arachidonate can be synthesized into 12(R)-HPETE methyl ester and 12(S)-HPETE methyl ester |
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| Structure | [H]C(CCCCC)=C([H])CC([H])=C([H])CC([H])=C([H])C\C([H])=C(\[H])CCCC(=O)OC InChI=1S/C21H34O2/c1-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21(22)23-2/h7-8,10-11,13-14,16-17H,3-6,9,12,15,18-20H2,1-2H3/b8-7-,11-10-,14-13?,17-16- |
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| Synonyms | | Value | Source |
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| Methyl (5Z)-icosa-5,8,11,14-tetraenoic acid | Generator | | Methyl arachidonic acid | Generator | | (5Z,8Z,11Z,14Z)-Icosatetraenoate methyl ester | HMDB | | (5Z,8Z,11Z,14Z)-Icosatetraenoic acid methyl ester | HMDB | | 1-O-Methyl (5Z,8Z,11Z,14Z)-eicosatetraenoate | HMDB | | 1-O-Methyl (5Z,8Z,11Z,14Z)-eicosatetraenoic acid | HMDB | | Arachidonate methyl ester | HMDB | | Arachidonic acid methyl ester | HMDB | | Methyl all-cis-5,8,11,14-eicosatetraenoate | HMDB | | Methyl all-cis-5,8,11,14-eicosatetraenoic acid | HMDB |
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| Chemical Formula | C21H34O2 |
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| Average Molecular Weight | 318.501 |
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| Monoisotopic Molecular Weight | 318.255880335 |
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| IUPAC Name | methyl (5Z,11Z,14Z)-icosa-5,8,11,14-tetraenoate |
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| Traditional Name | methyl (5Z,11Z,14Z)-icosa-5,8,11,14-tetraenoate |
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| CAS Registry Number | 2566-89-4 |
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| SMILES | [H]C(CCCCC)=C([H])CC([H])=C([H])CC([H])=C([H])C\C([H])=C(\[H])CCCC(=O)OC |
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| InChI Identifier | InChI=1S/C21H34O2/c1-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21(22)23-2/h7-8,10-11,13-14,16-17H,3-6,9,12,15,18-20H2,1-2H3/b8-7-,11-10-,14-13?,17-16- |
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| InChI Key | OFIDNKMQBYGNIW-HQLLQHLWSA-N |
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| Chemical Taxonomy |
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| Classification | Not classified |
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| Ontology |
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| Physiological effect | Not Available |
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| Disposition | |
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| Process | Not Available |
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| Role | Not Available |
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| Physical Properties |
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| State | Not Available |
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| Experimental Molecular Properties | | Property | Value | Reference |
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| Melting Point | Not Available | Not Available | | Boiling Point | Not Available | Not Available | | Water Solubility | 3.8e-05 g/l | ALOGPS | | LogP | 6.85 | ALOGPS |
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| Experimental Chromatographic Properties | Not Available |
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| Predicted Molecular Properties | |
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| Predicted Chromatographic Properties | Predicted Collision Cross SectionsPredicted Retention Times Underivatized| Chromatographic Method | Retention Time | Reference |
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| Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. Predicted by Afia on May 17, 2022. | 8.31 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 29.9708 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.16 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 3579.6 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 814.6 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 331.8 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 613.0 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 781.1 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 1386.2 seconds | 40023050 | | BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid | 850.9 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 96.2 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 2767.8 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 928.5 seconds | 40023050 | | UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid | 2211.6 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 995.6 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 634.7 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 629.0 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 777.5 seconds | 40023050 | | Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water | 8.9 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatized |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted GC-MS | Predicted GC-MS Spectrum - Methyl Arachidonate GC-MS (Non-derivatized) - 70eV, Positive | splash10-0040-3390000000-c7a734dd282b7115ef04 | 2017-09-20 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Methyl Arachidonate GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Methyl Arachidonate 10V, Positive-QTOF | splash10-014r-0196000000-586920c04346014ffa56 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Methyl Arachidonate 20V, Positive-QTOF | splash10-0l0b-3792000000-a9248ce1124a68905e1f | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Methyl Arachidonate 40V, Positive-QTOF | splash10-052g-6980000000-b80a431d167d1c9b67e5 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Methyl Arachidonate 10V, Negative-QTOF | splash10-014i-0049000000-57a19f17165ba006cb18 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Methyl Arachidonate 20V, Negative-QTOF | splash10-014r-2096000000-ba1d24e406f5e25574ff | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Methyl Arachidonate 40V, Negative-QTOF | splash10-052f-9160000000-7620a9e7646d5dad03d9 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Methyl Arachidonate 10V, Positive-QTOF | splash10-014i-2869000000-9eff983d430dd6122d78 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Methyl Arachidonate 20V, Positive-QTOF | splash10-001i-6932000000-074b150de5f98f693cda | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Methyl Arachidonate 40V, Positive-QTOF | splash10-00lu-9500000000-07da7f92150d79c22d77 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Methyl Arachidonate 10V, Negative-QTOF | splash10-00kr-0097000000-15e703c3959e9936a43c | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Methyl Arachidonate 20V, Negative-QTOF | splash10-014r-3079000000-83d47d9e187d343fa379 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Methyl Arachidonate 40V, Negative-QTOF | splash10-0abc-9421000000-0b9640af877e7fe28d29 | 2021-09-22 | Wishart Lab | View Spectrum |
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