| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2012-09-11 17:49:46 UTC |
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| Update Date | 2023-02-21 17:22:08 UTC |
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| HMDB ID | HMDB0032431 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | 5-Methyl-2-thiophenecarboxaldehyde |
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| Description | 5-Methyl-2-thiophenecarboxaldehyde, also known as 2-formyl-5-methylthiophene or 5-methyl-2-carboxaldehyde-thiophene, belongs to the class of organic compounds known as 2,5-disubstituted thiophenes. These are organic compounds containing a thiophene that is disubstituted at the C-2, and C5-positions. Based on a literature review very few articles have been published on 5-Methyl-2-thiophenecarboxaldehyde. |
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| Structure | InChI=1S/C6H6OS/c1-5-2-3-6(4-7)8-5/h2-4H,1H3 |
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| Synonyms | | Value | Source |
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| 2-Formyl-5-methylthiophene | HMDB | | 5-Methyl-2-carboxaldehyde-thiophene | HMDB | | 5-Methyl-2-formylthiophene | HMDB | | 5-Methyl-2-thenaldehyde | HMDB | | 5-Methyl-2-thiophencarboxaldehyde | HMDB | | 5-METHYL-2-thiophene-carboxaldehyde | HMDB | | 5-Methyl-2-thiophenecarbaldehyde | HMDB | | 5-Methylthiophene-2-aldehyde | HMDB | | 5-Methylthiophene-2-carbaldehyde | HMDB | | 5-Methylthiophene-2-carboxaldehyde | HMDB | | Thiophen-2-carboxaldehyde, 5-methyl | HMDB | | Thiophene, 2-methyl, 5-formyl | HMDB |
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| Chemical Formula | C6H6OS |
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| Average Molecular Weight | 126.176 |
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| Monoisotopic Molecular Weight | 126.013935504 |
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| IUPAC Name | 5-methylthiophene-2-carbaldehyde |
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| Traditional Name | 5-methylthiophene-2-carbaldehyde |
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| CAS Registry Number | 13679-70-4 |
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| SMILES | CC1=CC=C(S1)C=O |
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| InChI Identifier | InChI=1S/C6H6OS/c1-5-2-3-6(4-7)8-5/h2-4H,1H3 |
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| InChI Key | VAUMDUIUEPIGHM-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as 2,5-disubstituted thiophenes. These are organic compounds containing a thiophene that is disubstituted at the C-2, and C5-positions. |
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| Kingdom | Organic compounds |
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| Super Class | Organoheterocyclic compounds |
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| Class | Thiophenes |
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| Sub Class | 2,5-disubstituted thiophenes |
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| Direct Parent | 2,5-disubstituted thiophenes |
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| Alternative Parents | |
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| Substituents | - 2,5-disubstituted thiophene
- Aryl-aldehyde
- Heteroaromatic compound
- Organic oxygen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Aldehyde
- Aromatic heteromonocyclic compound
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| Molecular Framework | Aromatic heteromonocyclic compounds |
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| External Descriptors | Not Available |
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| Ontology |
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| Physiological effect | |
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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 | Not Available | Not Available | | LogP | Not Available | Not Available |
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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. | 3.62 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 14.051 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 0.91 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1596.4 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 552.4 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 201.3 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 382.4 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 225.0 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 499.5 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 | 585.2 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 350.0 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1117.7 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 403.8 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 | 1150.2 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 401.7 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 387.0 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 534.0 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 481.6 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 | 119.5 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 - 5-Methyl-2-thiophenecarboxaldehyde GC-MS (Non-derivatized) - 70eV, Positive | splash10-004j-9600000000-754d84071daa2a1e1a89 | 2016-09-22 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 5-Methyl-2-thiophenecarboxaldehyde GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 5-Methyl-2-thiophenecarboxaldehyde 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 - 5-Methyl-2-thiophenecarboxaldehyde 10V, Positive-QTOF | splash10-004i-0900000000-4b95e3f2cd80beee97f5 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Methyl-2-thiophenecarboxaldehyde 20V, Positive-QTOF | splash10-004i-4900000000-a241a16e81350863c258 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Methyl-2-thiophenecarboxaldehyde 40V, Positive-QTOF | splash10-0f6t-9000000000-6029d72af37e47d77c4e | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Methyl-2-thiophenecarboxaldehyde 10V, Negative-QTOF | splash10-004i-5900000000-10d6842770f580c6241b | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Methyl-2-thiophenecarboxaldehyde 20V, Negative-QTOF | splash10-00or-9800000000-e56006c2ee248edcda74 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Methyl-2-thiophenecarboxaldehyde 40V, Negative-QTOF | splash10-05fr-9000000000-ad2587a1132cca241225 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Methyl-2-thiophenecarboxaldehyde 10V, Positive-QTOF | splash10-004i-0900000000-bc15521b712d4274d7b9 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Methyl-2-thiophenecarboxaldehyde 20V, Positive-QTOF | splash10-0a4i-4900000000-d392bf2018f73e7ad748 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Methyl-2-thiophenecarboxaldehyde 40V, Positive-QTOF | splash10-0k9j-9000000000-257eff7c93e1e8fc0dba | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Methyl-2-thiophenecarboxaldehyde 10V, Negative-QTOF | splash10-0fba-9500000000-2b9a89c4062135124824 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Methyl-2-thiophenecarboxaldehyde 20V, Negative-QTOF | splash10-0002-9000000000-1f8e26a9223c334af172 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 5-Methyl-2-thiophenecarboxaldehyde 40V, Negative-QTOF | splash10-0002-9000000000-58ef56390618d6edb6b6 | 2021-09-22 | Wishart Lab | View Spectrum |
NMR Spectra| Spectrum Type | Description | Deposition Date | Source | View |
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| Predicted 1D NMR | 13C NMR Spectrum (1D, 100 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 100 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 200 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 200 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 300 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 300 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 400 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 400 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 500 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 500 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 600 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 600 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 700 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 700 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 800 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 800 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 900 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 900 MHz, H2O, predicted) | 2022-08-18 | Wishart Lab | View Spectrum |
IR Spectra| Spectrum Type | Description | Deposition Date | Source | View |
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| Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+H]+) | 2023-02-04 | FELIX lab | View Spectrum | | Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+Na]+) | 2023-02-04 | FELIX lab | View Spectrum |
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