| Record Information |
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| Version | 5.0 |
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| Status | Detected but not Quantified |
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| Creation Date | 2012-09-11 18:57:50 UTC |
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| Update Date | 2023-02-21 17:23:58 UTC |
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| HMDB ID | HMDB0034170 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | 2-Hydroxybenzaldehyde |
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| Description | 2-Hydroxybenzaldehyde, also known as salicylal or O-formylphenol, belongs to the class of organic compounds known as hydroxybenzaldehydes. These are organic aromatic compounds containing a benzene ring carrying an aldehyde group and a hydroxyl group. 2-Hydroxybenzaldehyde is a cinnamon, cooling, and medical tasting compound. 2-Hydroxybenzaldehyde is found, on average, in the highest concentration within peppermints. 2-Hydroxybenzaldehyde has also been detected, but not quantified, in several different foods, such as common buckwheats, garden tomato (var.), herbs and spices, and tea. This could make 2-hydroxybenzaldehyde a potential biomarker for the consumption of these foods. 2-Hydroxybenzaldehyde is a potentially toxic compound. |
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| Structure | InChI=1S/C7H6O2/c8-5-6-3-1-2-4-7(6)9/h1-5,9H |
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| Synonyms | | Value | Source |
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| O-Formylphenol | ChEBI | | O-Hydroxybenzaldehyde | ChEBI | | Salicylal | ChEBI | | Salicylaldehyd | ChEBI | | Salizylaldehyd | ChEBI | | 2-Formylphenol | HMDB | | FEMA 3004 | HMDB | | Salicylaldehyde, 8ci | HMDB | | Salicylic aldehyde | HMDB | | 2-Hydroxybenzaldehyde | ChEBI | | Salicylaldehyde ester | MeSH | | 2-Hydroxy-1-benzaldehyde | HMDB | | Salicylaldehyde | HMDB |
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| Chemical Formula | C7H6O2 |
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| Average Molecular Weight | 122.1213 |
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| Monoisotopic Molecular Weight | 122.036779436 |
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| IUPAC Name | 2-hydroxybenzaldehyde |
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| Traditional Name | salicylaldehyde |
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| CAS Registry Number | 90-02-8 |
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| SMILES | OC1=C(C=O)C=CC=C1 |
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| InChI Identifier | InChI=1S/C7H6O2/c8-5-6-3-1-2-4-7(6)9/h1-5,9H |
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| InChI Key | SMQUZDBALVYZAC-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as hydroxybenzaldehydes. These are organic aromatic compounds containing a benzene ring carrying an aldehyde group and a hydroxyl group. |
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| Kingdom | Organic compounds |
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| Super Class | Organic oxygen compounds |
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| Class | Organooxygen compounds |
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| Sub Class | Carbonyl compounds |
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| Direct Parent | Hydroxybenzaldehydes |
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| Alternative Parents | |
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| Substituents | - Hydroxybenzaldehyde
- Benzoyl
- 1-hydroxy-4-unsubstituted benzenoid
- 1-hydroxy-2-unsubstituted benzenoid
- Phenol
- Benzenoid
- Monocyclic benzene moiety
- Vinylogous acid
- Organic oxide
- Hydrocarbon derivative
- Aromatic homomonocyclic compound
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| Molecular Framework | Aromatic homomonocyclic compounds |
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| External Descriptors | |
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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 | Liquid |
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| Experimental Molecular Properties | | Property | Value | Reference |
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| Melting Point | 0.7 °C | Not Available | | Boiling Point | 196.00 to 197.00 °C. @ 760.00 mm Hg | The Good Scents Company Information System | | Water Solubility | 17 mg/mL at 86 °C | Not Available | | LogP | 1.81 | 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. | 3.28 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 13.569 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.27 minutes | 32390414 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Experimental GC-MS | GC-MS Spectrum - 2-Hydroxybenzaldehyde EI-B (Non-derivatized) | splash10-00di-8900000000-583bbd8c5848ff6c26b1 | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxybenzaldehyde EI-B (Non-derivatized) | splash10-00di-9800000000-e0a9ad2626c3dba695db | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxybenzaldehyde EI-B (Non-derivatized) | splash10-00dr-9500000000-e18d8d6fc6476767e239 | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxybenzaldehyde GC-EI-TOF (Non-derivatized) | splash10-00kf-3900000000-632e662634ab33df04b6 | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxybenzaldehyde EI-B (Non-derivatized) | splash10-00di-8900000000-583bbd8c5848ff6c26b1 | 2018-05-18 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxybenzaldehyde EI-B (Non-derivatized) | splash10-00di-9800000000-e0a9ad2626c3dba695db | 2018-05-18 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxybenzaldehyde EI-B (Non-derivatized) | splash10-00dr-9500000000-e18d8d6fc6476767e239 | 2018-05-18 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - 2-Hydroxybenzaldehyde GC-EI-TOF (Non-derivatized) | splash10-00kf-3900000000-632e662634ab33df04b6 | 2018-05-18 | HMDB team, MONA, MassBank | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Hydroxybenzaldehyde GC-MS (Non-derivatized) - 70eV, Positive | splash10-00di-6900000000-f3f3aaf417e6320169c2 | 2016-09-22 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Hydroxybenzaldehyde GC-MS (1 TMS) - 70eV, Positive | splash10-00di-9700000000-ad6e9da1650fde48af74 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Hydroxybenzaldehyde GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Hydroxybenzaldehyde GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | | MS | Mass Spectrum (Electron Ionization) | splash10-00di-9600000000-af7c15a0b15606c87955 | 2014-09-20 | Not Available | View Spectrum |
MS/MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde LC-ESI-QFT , negative-QTOF | splash10-00di-0900000000-be0f193ffc0b577e05b8 | 2020-07-21 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde LC-ESI-QTOF 35V, negative-QTOF | splash10-00di-0900000000-f6bbf793b513247a43f9 | 2020-07-21 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde Orbitrap 0V, positive-QTOF | splash10-00di-0900000000-1fd6de1de02ee87b504b | 2020-07-22 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde Orbitrap 0V, positive-QTOF | splash10-00di-0900000000-ee44a10727fab869a4d2 | 2020-07-22 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde Orbitrap 0V, positive-QTOF | splash10-00di-0900000000-690d3ae60cf893b9ff06 | 2020-07-22 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde Orbitrap 0V, positive-QTOF | splash10-00di-0900000000-d8a2c0fadb6a182d8f0a | 2020-07-22 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde Orbitrap 1V, positive-QTOF | splash10-00di-2900000000-97030dc87c10651e96a2 | 2020-07-22 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde Orbitrap 2V, positive-QTOF | splash10-00dj-5900000000-8d437ad0fdcd47cd7bcb | 2020-07-22 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde Orbitrap 2V, positive-QTOF | splash10-006t-9600000000-f45ab5984169c5818bcb | 2020-07-22 | HMDB team, MONA | View Spectrum | | Experimental LC-MS/MS | LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde 35V, Negative-QTOF | splash10-00di-0900000000-71123584d3741c4699ab | 2021-09-20 | HMDB team, MONA | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde 10V, Positive-QTOF | splash10-00di-0900000000-1255ecd1c31ba1344679 | 2016-06-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde 20V, Positive-QTOF | splash10-00di-2900000000-a6ed64aa8049a5f6c188 | 2016-06-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde 40V, Positive-QTOF | splash10-0udi-9000000000-a9b45cf42b4fda665c1d | 2016-06-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde 10V, Negative-QTOF | splash10-00di-0900000000-028de9906ead3d0f2c4f | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde 20V, Negative-QTOF | splash10-00di-0900000000-de8eee3eed47a07dd7d8 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde 40V, Negative-QTOF | splash10-0fxx-9100000000-8365be7aef3c22b70d98 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde 10V, Positive-QTOF | splash10-05fs-3900000000-5b3e0b81e8c054ff2cf6 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde 20V, Positive-QTOF | splash10-0cdj-9400000000-9a54f9d98b585a8691d9 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde 40V, Positive-QTOF | splash10-0udi-9000000000-23bd778d9581ae5a1f0d | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde 10V, Negative-QTOF | splash10-00di-4900000000-f0356154a12f6010da9e | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde 20V, Negative-QTOF | splash10-0006-9000000000-d0111d930d0fb38e1292 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Hydroxybenzaldehyde 40V, Negative-QTOF | splash10-00kf-9000000000-f94ec230876fa6f26623 | 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, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-25 | 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+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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