| Record Information |
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| Version | 2.0 |
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| Created at | 2022-09-03 21:34:36 UTC |
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| Updated at | 2022-09-03 21:34:36 UTC |
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| NP-MRD ID | NP0182783 |
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| Secondary Accession Numbers | None |
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| Natural Product Identification |
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| Common Name | 1-stearoyl-sn-glycerol |
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| Description | MG(18:0/0:0/0:0), Also known as (S)-1-monostearin or 1-stearoyl-glycerol, belongs to the class of organic compounds known as 1-monoacylglycerols. These are monoacylglycerols containing a glycerol acylated at the 1-position. MG(18:0/0:0/0:0 Is used as a food additive (EAFUS: Everything Added to Food in the United States). Normally the 1/3-isomers are not distinguished from each other and are termed 'alpha-monoacylglycerols', while the 2-isomers are beta-monoacylglycerols. They tend to be minor components only of most plant and animal tissues, and indeed would not be expected to accumulate because their strong detergent properties would have a disruptive effect on membranes. Mono- and diglycerides are commonly added to commercial food products in small quantities. MG(18:0/0:0/0:0) Is an extremely weak basic (essentially neutral) compound (based on its pKa). MG(18:0/0:0/0:0) Is a monoacylglyceride. MG(18:0/0:0/0:0) Exists in all living organisms, ranging from bacteria to humans. A monoglyceride, more correctly known as a monoacylglycerol, is a glyceride consisting of one fatty acid chain covalently bonded to a glycerol molecule through an ester linkage. Monoacylglycerols are formed biochemically via release of a fatty acid from diacylglycerol by diacylglycerol lipase or hormone sensitive lipase. MG(18:0/0:0/0:0), In particular, consists of one chain of stearic acid at the C-1 position. 2-Monoacylglycerols are a major end product of the intestinal digestion of dietary fats in animals via the enzyme pancreatic lipase. 1-stearoyl-sn-glycerol is found in Hyoscyamus niger. Monoacylglycerols are broken down by monoacylglycerol lipase. |
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| Structure | CCCCCCCCCCCCCCCCCC(=O)OC[C@@H](O)CO InChI=1S/C21H42O4/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-21(24)25-19-20(23)18-22/h20,22-23H,2-19H2,1H3/t20-/m0/s1 |
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| Synonyms | | Value | Source |
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| (2S)-2,3-Dihydroxypropyl octadecanoate | HMDB | | (S)-(+)-1-O-Stearoylglycerol | HMDB | | (S)-1-Monostearin | HMDB | | 1-Octadecanoyl-sn-glycerol | HMDB | | MG (18:0/0:0/0:0) | HMDB | | sn-1-Octadecanoyl-monoglyceride | HMDB | | (2S)-2,3-Dihydroxypropyl octadecanoic acid | HMDB | | 1-Monoacylglyceride | HMDB | | 1-Monoacylglycerol | HMDB | | 1-Octadecanoyl-rac-glycerol | HMDB | | 1-Stearoyl-glycerol | HMDB | | a-Monoacylglycerol | HMDB | | alpha-Monoacylglycerol | HMDB | | MAG(18:0) | HMDB | | MAG(18:0/0:0) | HMDB | | MG(18:0) | HMDB | | MG(18:0/0:0) | HMDB | | Glycerol 1-octadecanoate | HMDB | | 1-Octadecanoylglycerol | HMDB | | Glyceryl monostearate | HMDB | | Glycerol 1-octadecanoic acid | HMDB | | Glyceryl monostearic acid | HMDB | | (1)-2,3-Dihydroxypropyl stearate | HMDB | | 1,2,3-Propanetriol 1-octadecanoyl ester | HMDB | | 1,2,3-Propanetriol monooctadecanoate | HMDB | | 1,2,3-Propanetriol, homopolymer, isooctadecanoate | HMDB | | 1-Glyceryl stearate | HMDB | | 1-mono-Stearin | HMDB | | 1-Monooctadecanoyl-rac-glycerol | HMDB | | 1-Monostearin | HMDB | | 1-Monostearoylglycerol | HMDB | | 1-O-Octadecanoylglycerol | HMDB | | 1-O-Stearoylglycerol | HMDB | | 1-Stearoyl-rac-glycerol | HMDB | | 2,3-Dihydroxypropyl stearate | HMDB | | 3-Stearoyloxy-1,2-propanediol | HMDB | | a-Monostearin | HMDB | | alpha-Monostearin | HMDB | | Cefatin | HMDB | | Dermagine | HMDB | | FEMA 2527 | HMDB | | Glycerin 1-monostearate | HMDB | | Glycerin 1-stearate | HMDB | | Glycerol 1-monostearate | HMDB | | Glycerol 1-stearate | HMDB | | Glycerol alpha -monostearate | HMDB | | Glycerol alpha -sterate | HMDB | | Glycerol alpha-monostearate | HMDB | | Glyceryl 1-monostearate | HMDB | | Glyceryl-1-monostearate | HMDB | | Octadecanoic acid 2,3-dihydroxypropyl ester | HMDB | | Octadecanoic acid, 2,3-dihydroxypropyl ester | HMDB | | Octadecanoic acid, ester with 1,2,3-propanetriol | HMDB | | Stearic acid 1-monoglyceride | HMDB | | Stearic acid alpha -monoglyceride | HMDB | | Stearic acid alpha-monoglyceride | HMDB | | 1-Stearoylglycerol | HMDB | | (±)-2,3-dihydroxypropyl octadecanoate | HMDB | | 1-Monooctadecanoylglycerol | HMDB | | 1-O-Octadecanoyl-sn-glycerol | HMDB | | 1-Monostearoyl-rac-glycerol | HMDB | | 2,3-Dihydroxypropyl octadecanoate | HMDB | | Glycerol α-monostearate | HMDB | | Glyceryl 1-octadecanoate | HMDB | | Stearic acid α-monoglyceride | HMDB | | Α-monostearin | HMDB | | 1-GMS | PhytoBank | | Octadecanoic acid-2,3-dihydroxypropyl ester | PhytoBank | | Glycerol monostearate | PhytoBank | | GMS | PhytoBank |
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| Chemical Formula | C21H42O4 |
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| Average Mass | 358.5558 Da |
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| Monoisotopic Mass | 358.30831 Da |
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| IUPAC Name | (2S)-2,3-dihydroxypropyl octadecanoate |
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| Traditional Name | (2S)-2,3-dihydroxypropyl octadecanoate |
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| CAS Registry Number | Not Available |
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| SMILES | CCCCCCCCCCCCCCCCCC(=O)OC[C@@H](O)CO |
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| InChI Identifier | InChI=1S/C21H42O4/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-21(24)25-19-20(23)18-22/h20,22-23H,2-19H2,1H3/t20-/m0/s1 |
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| InChI Key | VBICKXHEKHSIBG-FQEVSTJZSA-N |
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| Experimental Spectra |
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| Not Available | | Predicted Spectra |
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| | Spectrum Type | Description | Depositor ID | Depositor Organization | Depositor | Deposition Date | View |
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| 1D NMR | 13C NMR Spectrum (1D, 25 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 100 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 252 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 50 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 200 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 75 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 300 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 101 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 400 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 126 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 500 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 151 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 600 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 176 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 700 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 201 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 800 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 13C NMR Spectrum (1D, 226 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum | | 1D NMR | 1H NMR Spectrum (1D, 900 MHz, H2O, predicted) | Wishart Lab | Wishart Lab | David Wishart | 2021-06-20 | View Spectrum |
| | Chemical Shift Submissions |
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| Not Available | | 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 1-monoacylglycerols. These are monoacylglycerols containing a glycerol acylated at the 1-position. |
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| Kingdom | Organic compounds |
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| Super Class | Lipids and lipid-like molecules |
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| Class | Glycerolipids |
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| Sub Class | Monoradylglycerols |
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| Direct Parent | 1-monoacylglycerols |
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| Alternative Parents | |
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| Substituents | - 1-acyl-sn-glycerol
- Fatty acid ester
- Fatty acyl
- 1,2-diol
- Carboxylic acid ester
- Secondary alcohol
- Carboxylic acid derivative
- Monocarboxylic acid or derivatives
- Primary alcohol
- Hydrocarbon derivative
- Organic oxygen compound
- Carbonyl group
- Alcohol
- Organic oxide
- Organooxygen compound
- Aliphatic acyclic compound
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| Molecular Framework | Aliphatic acyclic 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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