| Record Information |
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| Version | 2.0 |
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| Created at | 2022-03-17 20:51:15 UTC |
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| Updated at | 2025-07-16 00:03:48 UTC |
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| NP-MRD ID | NP0048111 |
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| Natural Product DOI | https://doi.org/10.57994/1436 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | Amygdalin |
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| Description | Amygdalin, also known as (R)-amygdaloside or (R)-laenitrile, belongs to the class of organic compounds known as cyanogenic glycosides. These are glycosides in which the aglycone moiety contains a cyanide group. Amygdalin is an extremely weak basic (essentially neutral) compound (based on its pKa). Outside of the human body, Amygdalin is found, on average, in the highest concentration within a few different foods, such as apricots, peachs, and european plums and in a lower concentration in apples and quinces. Amygdalin has also been detected, but not quantified in, several different foods, such as almonds, fruits, pears, passion fruits, and common chokecherries. This could make amygdalin a potential biomarker for the consumption of these foods. Amygdalin can also be found in passion fruit. Amygdalin is a bitter glycoside of the Rosaceae, found in sources such as kernels of cherries, peaches and apricots. Amygdalin is found in Clerodendrum grayi, Elsholtzia rugulosa Hemsl., Gerbera jamesonii, Perilla frutescens , Prunus avium , Prunus ilicifolia , Prunus laurocerasus , Prunus lyonii, Prunus padus , Prunus serotina , Prunus spinosa , Rosaceae and Sorbus commixta . Amygdalin was first documented in 2006 (PMID: 16880611). Present in cold pressed bitter almond oil from the these sources prior to enzymic hydolysis and steam distillation for food use (PMID: 18670089). |
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| Structure | OCC1OC(OCC2OC(OC(C#N)C3=CC=CC=C3)C(O)C(O)C2O)C(O)C(O)C1O InChI=1S/C20H27NO11/c21-6-10(9-4-2-1-3-5-9)30-20-18(28)16(26)14(24)12(32-20)8-29-19-17(27)15(25)13(23)11(7-22)31-19/h1-5,10-20,22-28H,7-8H2 |
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| Synonyms | | Value | Source |
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| (-)-D-Mandelonitrile beta-D-gentiobioside | HMDB | | (R)-Amygdalin | HMDB | | (R)-Amygdaloside | HMDB | | (R)-Laenitrile | HMDB | | Amygdaloside | HMDB | | D(-)-Mandelonitrile-beta-D-gentiobioside | HMDB | | D(-)-Mandelonitrile-β-D-gentiobioside | HMDB | | D-Amygdalin | HMDB | | D-Mandelonitrile-beta-D-glucosido-6-beta-D-glucoside | HMDB | | Glucoprunasin | HMDB | | Mandelonitrile gentiobioside | HMDB | | Mandelonitrile-β-gentiobioside | HMDB | | NSC 15780 | HMDB | | Mandelonitrile-beta-gentiobioside | HMDB | | Neoamygdalin | HMDB | | Laetrile | HMDB | | Mandelonitrile beta gentiobioside | HMDB | | Amygdalin | MeSH |
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| Chemical Formula | C20H27NO11 |
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| Average Mass | 457.4285 Da |
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| Monoisotopic Mass | 457.15841 Da |
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| IUPAC Name | 2-phenyl-2-{[3,4,5-trihydroxy-6-({[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}methyl)oxan-2-yl]oxy}acetonitrile |
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| Traditional Name | amygdalin |
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| CAS Registry Number | 29883-15-6 |
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| SMILES | OCC1OC(OCC2OC(OC(C#N)C3=CC=CC=C3)C(O)C(O)C2O)C(O)C(O)C1O |
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| InChI Identifier | InChI=1S/C20H27NO11/c21-6-10(9-4-2-1-3-5-9)30-20-18(28)16(26)14(24)12(32-20)8-29-19-17(27)15(25)13(23)11(7-22)31-19/h1-5,10-20,22-28H,7-8H2 |
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| InChI Key | XUCIJNAGGSZNQT-UHFFFAOYSA-N |
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| Experimental Spectra |
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| | Spectrum Type | Description | Depositor Email | Depositor Organization | Depositor | Deposition Date | View |
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| HMBC NMR | [1H, 13C] NMR Spectrum (2D, 600 MHz, D2O, experimental) | rjm4kd@umsystem.edu | Sumner lab, University of Missouri | Ronald Myers | 2025-07-14 | View Spectrum | | COSY NMR | [1H, 1H] NMR Spectrum (2D, 600 MHz, D2O, experimental) | rjm4kd@umsystem.edu | Sumner lab, University of Missouri | Ronald Myers | 2025-07-14 | View Spectrum | | HSQC NMR | [1H, 13C] NMR Spectrum (2D, 600 MHz, D2O, experimental) | rjm4kd@umsystem.edu | Sumner lab, University of Missouri | Ronald Myers | 2025-07-14 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 600 MHz, D2O, experimental) | rjm4kd@umsystem.edu | Sumner lab, University of Missouri | Ronald Myers | 2025-07-14 | View Spectrum | | HMBC NMR | [1H, 13C] NMR Spectrum (2D, 600 MHz, CD3OD, experimental) | bgnzk@missouri.edu | MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-05-02 | View Spectrum | | HSQC NMR | [1H, 13C] NMR Spectrum (2D, 600 MHz, CD3OD, experimental) | bgnzk@missouri.edu | MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-05-02 | View Spectrum | | COSY NMR | [1H, 1H] NMR Spectrum (2D, 600 MHz, CD3OD, experimental) | bgnzk@missouri.edu | MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-05-02 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 201 MHz, CD3OD, experimental) | bgnzk@missouri.edu | MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-05-02 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 600 MHz, CD3OD, experimental) | bgnzk@missouri.edu | MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-05-02 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 600.0 MHz, D2O, experimental) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum |
| | Predicted Spectra |
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| | Spectrum Type | Description | Depositor ID | Depositor Organization | Depositor | Deposition Date | View |
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| | Chemical Shift Submissions |
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| | Spectrum Type | Description | Depositor Email | Depositor Organization | Depositor | Deposition Date | View |
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| 1D NMR | 1H NMR Spectrum (1D, 600.0, D2O, simulated) | rjm4kd@umsystem.edu | Sumner lab, University of Missouri | Ronald Myers | 2025-07-14 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 600.133705802, CD3OD, simulated) | bgnzk@missouri.edu | Sumner Lab, MU Metabolomics Center, University of Missouri, Columbia. MO, USA | Dr. Bharat Goel | 2024-05-02 | View Spectrum |
| | 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 cyanogenic glycosides. These are glycosides in which the aglycone moiety contains a cyanide 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 | Carbohydrates and carbohydrate conjugates |
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| Direct Parent | Cyanogenic glycosides |
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| Alternative Parents | |
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| Substituents | - Cyanogenic glycoside
- Disaccharide
- O-glycosyl compound
- Monocyclic benzene moiety
- Oxane
- Benzenoid
- Secondary alcohol
- Polyol
- Nitrile
- Carbonitrile
- Acetal
- Organoheterocyclic compound
- Oxacycle
- Primary alcohol
- Alcohol
- Organonitrogen compound
- Hydrocarbon derivative
- Organopnictogen compound
- Organic nitrogen compound
- Aromatic heteromonocyclic compound
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| Molecular Framework | Aromatic heteromonocyclic 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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