Record Information |
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Version | 5.0 |
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Status | Expected but not Quantified |
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Creation Date | 2012-09-06 15:16:52 UTC |
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Update Date | 2022-03-07 02:51:58 UTC |
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HMDB ID | HMDB0015407 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | Pirbuterol |
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Description | Pirbuterol is a beta-2 adrenergic bronchodilator. In vitro studies and in vivo pharmacologic studies have demonstrated that pirbuterol has a preferential effect on beta-2 Adrenergic receptors compared with isoproterenol. While it is recognized that beta-2 adrenergic receptors are the predominant receptors in bronchial smooth muscle, data indicate that there is a population of beta-2 receptors in the human heart, existing in a concentration between 10-50%. The precise function of these receptors has not been established. The pharmacologic effects of beta adrenergic agonist drugs, including pirbuterol, are at least in proof attributable to stimulation through beta adrenergic receptors of intracellular adenyl cyclase, the enzyme which catalyzes the conversion of adenosine triphosphate (AlP) to cyclic-3†,5†-adenosine monophosphate (c-AMP). Increased c-AMP levels are associated with relaxation of bronchial smooth muscle and inhibition of release of mediators of immediate hypersensitivity from cells, especially from mast cells. |
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Structure | CC(C)(C)NCC(O)C1=NC(CO)=C(O)C=C1 InChI=1S/C12H20N2O3/c1-12(2,3)13-6-11(17)8-4-5-10(16)9(7-15)14-8/h4-5,11,13,15-17H,6-7H2,1-3H3 |
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Synonyms | Value | Source |
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3m Brand OF pirbuterol acetate | HMDB | 2-Hydroxymethyl-3-hydroxy-6-(1-hydroxy-2-tert-butylamino ethyl)pyridine, dihydrochloride | HMDB | Pyrbuterol | HMDB | Maxair | HMDB | Pirbuterol acetate salt | HMDB | Pirbuterol sulfate | HMDB | Pirbuterol acetate | HMDB | Pirbuterol dihydrochloride | HMDB |
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Chemical Formula | C12H20N2O3 |
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Average Molecular Weight | 240.2988 |
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Monoisotopic Molecular Weight | 240.147392516 |
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IUPAC Name | 6-[2-(tert-butylamino)-1-hydroxyethyl]-2-(hydroxymethyl)pyridin-3-ol |
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Traditional Name | pirbuterol |
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CAS Registry Number | 38677-81-5 |
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SMILES | CC(C)(C)NCC(O)C1=NC(CO)=C(O)C=C1 |
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InChI Identifier | InChI=1S/C12H20N2O3/c1-12(2,3)13-6-11(17)8-4-5-10(16)9(7-15)14-8/h4-5,11,13,15-17H,6-7H2,1-3H3 |
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InChI Key | VQDBNKDJNJQRDG-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as hydroxypyridines. These are organic compounds containing a pyridine ring substituted at one or more positions by a hydroxyl group. |
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Kingdom | Organic compounds |
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Super Class | Organoheterocyclic compounds |
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Class | Pyridines and derivatives |
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Sub Class | Hydroxypyridines |
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Direct Parent | Hydroxypyridines |
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Alternative Parents | |
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Substituents | - Aralkylamine
- Hydroxypyridine
- Heteroaromatic compound
- 1,2-aminoalcohol
- Secondary alcohol
- Secondary aliphatic amine
- Secondary amine
- Azacycle
- Aromatic alcohol
- Alcohol
- Organic oxygen compound
- Primary alcohol
- Organooxygen compound
- Organonitrogen compound
- Organic nitrogen compound
- Organopnictogen compound
- Amine
- Hydrocarbon derivative
- Aromatic heteromonocyclic compound
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Molecular Framework | Aromatic heteromonocyclic compounds |
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External Descriptors | |
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Ontology |
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Not Available | Not Available |
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Physical Properties |
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State | Solid |
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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 | 6.22 g/L | 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 Kovats Retention IndicesUnderivatizedDerivatizedDerivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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Pirbuterol,1TMS,isomer #1 | CC(C)(C)NCC(O[Si](C)(C)C)C1=CC=C(O)C(CO)=N1 | 2072.9 | Semi standard non polar | 33892256 | Pirbuterol,1TMS,isomer #2 | CC(C)(C)NCC(O)C1=CC=C(O)C(CO[Si](C)(C)C)=N1 | 2123.2 | Semi standard non polar | 33892256 | Pirbuterol,1TMS,isomer #3 | CC(C)(C)NCC(O)C1=CC=C(O[Si](C)(C)C)C(CO)=N1 | 2033.9 | Semi standard non polar | 33892256 | Pirbuterol,1TMS,isomer #4 | CC(C)(C)N(CC(O)C1=CC=C(O)C(CO)=N1)[Si](C)(C)C | 2243.7 | Semi standard non polar | 33892256 | Pirbuterol,2TMS,isomer #1 | CC(C)(C)NCC(O[Si](C)(C)C)C1=CC=C(O[Si](C)(C)C)C(CO)=N1 | 1924.7 | Semi standard non polar | 33892256 | Pirbuterol,2TMS,isomer #2 | CC(C)(C)NCC(O[Si](C)(C)C)C1=CC=C(O)C(CO[Si](C)(C)C)=N1 | 2041.8 | Semi standard non polar | 33892256 | Pirbuterol,2TMS,isomer #3 | CC(C)(C)N(CC(O[Si](C)(C)C)C1=CC=C(O)C(CO)=N1)[Si](C)(C)C | 2260.5 | Semi standard non polar | 33892256 | Pirbuterol,2TMS,isomer #4 | CC(C)(C)NCC(O)C1=CC=C(O[Si](C)(C)C)C(CO[Si](C)(C)C)=N1 | 2028.3 | Semi standard non polar | 33892256 | Pirbuterol,2TMS,isomer #5 | CC(C)(C)N(CC(O)C1=CC=C(O)C(CO[Si](C)(C)C)=N1)[Si](C)(C)C | 2279.1 | Semi standard non polar | 33892256 | Pirbuterol,2TMS,isomer #6 | CC(C)(C)N(CC(O)C1=CC=C(O[Si](C)(C)C)C(CO)=N1)[Si](C)(C)C | 2201.6 | Semi standard non polar | 33892256 | Pirbuterol,3TMS,isomer #1 | CC(C)(C)NCC(O[Si](C)(C)C)C1=CC=C(O[Si](C)(C)C)C(CO[Si](C)(C)C)=N1 | 1961.0 | Semi standard non polar | 33892256 | Pirbuterol,3TMS,isomer #2 | CC(C)(C)N(CC(O[Si](C)(C)C)C1=CC=C(O[Si](C)(C)C)C(CO)=N1)[Si](C)(C)C | 2212.2 | Semi standard non polar | 33892256 | Pirbuterol,3TMS,isomer #3 | CC(C)(C)N(CC(O[Si](C)(C)C)C1=CC=C(O)C(CO[Si](C)(C)C)=N1)[Si](C)(C)C | 2280.1 | Semi standard non polar | 33892256 | Pirbuterol,3TMS,isomer #4 | CC(C)(C)N(CC(O)C1=CC=C(O[Si](C)(C)C)C(CO[Si](C)(C)C)=N1)[Si](C)(C)C | 2255.5 | Semi standard non polar | 33892256 | Pirbuterol,4TMS,isomer #1 | CC(C)(C)N(CC(O[Si](C)(C)C)C1=CC=C(O[Si](C)(C)C)C(CO[Si](C)(C)C)=N1)[Si](C)(C)C | 2295.2 | Semi standard non polar | 33892256 | Pirbuterol,4TMS,isomer #1 | CC(C)(C)N(CC(O[Si](C)(C)C)C1=CC=C(O[Si](C)(C)C)C(CO[Si](C)(C)C)=N1)[Si](C)(C)C | 2269.6 | Standard non polar | 33892256 | Pirbuterol,4TMS,isomer #1 | CC(C)(C)N(CC(O[Si](C)(C)C)C1=CC=C(O[Si](C)(C)C)C(CO[Si](C)(C)C)=N1)[Si](C)(C)C | 2270.8 | Standard polar | 33892256 | Pirbuterol,1TBDMS,isomer #1 | CC(C)(C)NCC(O[Si](C)(C)C(C)(C)C)C1=CC=C(O)C(CO)=N1 | 2300.9 | Semi standard non polar | 33892256 | Pirbuterol,1TBDMS,isomer #2 | CC(C)(C)NCC(O)C1=CC=C(O)C(CO[Si](C)(C)C(C)(C)C)=N1 | 2322.9 | Semi standard non polar | 33892256 | Pirbuterol,1TBDMS,isomer #3 | CC(C)(C)NCC(O)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(CO)=N1 | 2267.2 | Semi standard non polar | 33892256 | Pirbuterol,1TBDMS,isomer #4 | CC(C)(C)N(CC(O)C1=CC=C(O)C(CO)=N1)[Si](C)(C)C(C)(C)C | 2484.2 | Semi standard non polar | 33892256 | Pirbuterol,2TBDMS,isomer #1 | CC(C)(C)NCC(O[Si](C)(C)C(C)(C)C)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(CO)=N1 | 2409.8 | Semi standard non polar | 33892256 | Pirbuterol,2TBDMS,isomer #2 | CC(C)(C)NCC(O[Si](C)(C)C(C)(C)C)C1=CC=C(O)C(CO[Si](C)(C)C(C)(C)C)=N1 | 2493.6 | Semi standard non polar | 33892256 | Pirbuterol,2TBDMS,isomer #3 | CC(C)(C)N(CC(O[Si](C)(C)C(C)(C)C)C1=CC=C(O)C(CO)=N1)[Si](C)(C)C(C)(C)C | 2738.9 | Semi standard non polar | 33892256 | Pirbuterol,2TBDMS,isomer #4 | CC(C)(C)NCC(O)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(CO[Si](C)(C)C(C)(C)C)=N1 | 2516.7 | Semi standard non polar | 33892256 | Pirbuterol,2TBDMS,isomer #5 | CC(C)(C)N(CC(O)C1=CC=C(O)C(CO[Si](C)(C)C(C)(C)C)=N1)[Si](C)(C)C(C)(C)C | 2754.2 | Semi standard non polar | 33892256 | Pirbuterol,2TBDMS,isomer #6 | CC(C)(C)N(CC(O)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(CO)=N1)[Si](C)(C)C(C)(C)C | 2699.5 | Semi standard non polar | 33892256 | Pirbuterol,3TBDMS,isomer #1 | CC(C)(C)NCC(O[Si](C)(C)C(C)(C)C)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(CO[Si](C)(C)C(C)(C)C)=N1 | 2664.9 | Semi standard non polar | 33892256 | Pirbuterol,3TBDMS,isomer #2 | CC(C)(C)N(CC(O[Si](C)(C)C(C)(C)C)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(CO)=N1)[Si](C)(C)C(C)(C)C | 2929.4 | Semi standard non polar | 33892256 | Pirbuterol,3TBDMS,isomer #3 | CC(C)(C)N(CC(O[Si](C)(C)C(C)(C)C)C1=CC=C(O)C(CO[Si](C)(C)C(C)(C)C)=N1)[Si](C)(C)C(C)(C)C | 2969.8 | Semi standard non polar | 33892256 | Pirbuterol,3TBDMS,isomer #4 | CC(C)(C)N(CC(O)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(CO[Si](C)(C)C(C)(C)C)=N1)[Si](C)(C)C(C)(C)C | 2980.9 | Semi standard non polar | 33892256 | Pirbuterol,4TBDMS,isomer #1 | CC(C)(C)N(CC(O[Si](C)(C)C(C)(C)C)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(CO[Si](C)(C)C(C)(C)C)=N1)[Si](C)(C)C(C)(C)C | 3167.5 | Semi standard non polar | 33892256 | Pirbuterol,4TBDMS,isomer #1 | CC(C)(C)N(CC(O[Si](C)(C)C(C)(C)C)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(CO[Si](C)(C)C(C)(C)C)=N1)[Si](C)(C)C(C)(C)C | 2992.3 | Standard non polar | 33892256 | Pirbuterol,4TBDMS,isomer #1 | CC(C)(C)N(CC(O[Si](C)(C)C(C)(C)C)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(CO[Si](C)(C)C(C)(C)C)=N1)[Si](C)(C)C(C)(C)C | 2680.0 | Standard polar | 33892256 |
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| GC-MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted GC-MS | Predicted GC-MS Spectrum - Pirbuterol GC-MS (Non-derivatized) - 70eV, Positive | splash10-0zn9-8930000000-28ba1967222e8cc4819f | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Pirbuterol GC-MS (3 TMS) - 70eV, Positive | splash10-059w-6596400000-849ea0d48532e8377ab9 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Pirbuterol GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pirbuterol 10V, Positive-QTOF | splash10-00dl-0290000000-ab8a2373770f64a2230e | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pirbuterol 20V, Positive-QTOF | splash10-01bi-2960000000-9d3af801ef3d4675039c | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pirbuterol 40V, Positive-QTOF | splash10-05g0-9610000000-ea7d70a1ef526d598c8f | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pirbuterol 10V, Negative-QTOF | splash10-000i-1190000000-3b6cc63af98c032e2be4 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pirbuterol 20V, Negative-QTOF | splash10-00dr-6690000000-9c6bc55993f92e172353 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pirbuterol 40V, Negative-QTOF | splash10-00dl-9500000000-9deb72d565449648c680 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pirbuterol 10V, Positive-QTOF | splash10-0006-0290000000-ecd2bf5f75b39e8ea88e | 2021-10-11 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pirbuterol 20V, Positive-QTOF | splash10-066s-3910000000-9acc70057d44ac07022e | 2021-10-11 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pirbuterol 40V, Positive-QTOF | splash10-0a4i-9300000000-eea2f5657e650edf7f06 | 2021-10-11 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pirbuterol 10V, Negative-QTOF | splash10-0079-0090000000-912089ed17b08382a2fa | 2021-10-11 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pirbuterol 20V, Negative-QTOF | splash10-000i-0590000000-cdc26d7f311524f56d9c | 2021-10-11 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Pirbuterol 40V, Negative-QTOF | splash10-0006-8900000000-917c7ae7f45779331092 | 2021-10-11 | Wishart Lab | View Spectrum |
NMR SpectraSpectrum Type | Description | Deposition Date | Source | View |
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Predicted 1D NMR | 1H NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum | Predicted 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-16 | Wishart Lab | View Spectrum |
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