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 15:16:49 UTC |
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Update Date | 2022-03-07 02:51:35 UTC |
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HMDB ID | HMDB0014366 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | Isoetharine |
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Description | Isoetharine, also known as etyprenalinum or bronkometer, belongs to the class of organic compounds known as catechols. Catechols are compounds containing a 1,2-benzenediol moiety. Isoetharine is a drug which is used for the treatment of asthma, wheezing, and chronic asthmatic bronchitis. It can be called the "granddaughter of adrenalin" in the line of β2 agonists that gave quick relief for bronchospasm and asthma. All of the early β2 agonist catecholamines used for bronchospasm had strong side effects, with increase in heart rate as the most common and most problematic. Isoetharine is a very strong basic compound (based on its pKa). Thus they see a continued specialty role in treatment of severe shortness of breath that does not improve in the first five minutes of salbutamol treatment. Orciprenaline in turn was replaced by salbutamol (albuterol). With isoetarine this effect tended to be transient and usually went away within a matter of minutes after the end of the treatment. Epinephrine (adrenalin) was the first of these, and next came isoprenaline (isoproterenol). It generally gave sharp relief of shortness of breath, starting within two to five minutes after the patient began breathing the nebulized mist. |
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Structure | CCC(NC(C)C)C(O)C1=CC(O)=C(O)C=C1 InChI=1S/C13H21NO3/c1-4-10(14-8(2)3)13(17)9-5-6-11(15)12(16)7-9/h5-8,10,13-17H,4H2,1-3H3 |
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Synonyms | Value | Source |
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Isoetarine | Kegg | Mesylate, isoetharine | HMDB | Etyprenalinum | HMDB | Isoetarin | HMDB | Isoetharine mesylate | HMDB | Bronkometer | HMDB |
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Chemical Formula | C13H21NO3 |
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Average Molecular Weight | 239.3107 |
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Monoisotopic Molecular Weight | 239.152143543 |
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IUPAC Name | 4-{1-hydroxy-2-[(propan-2-yl)amino]butyl}benzene-1,2-diol |
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Traditional Name | isoetharine |
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CAS Registry Number | 530-08-5 |
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SMILES | CCC(NC(C)C)C(O)C1=CC(O)=C(O)C=C1 |
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InChI Identifier | InChI=1S/C13H21NO3/c1-4-10(14-8(2)3)13(17)9-5-6-11(15)12(16)7-9/h5-8,10,13-17H,4H2,1-3H3 |
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InChI Key | HUYWAWARQUIQLE-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as catechols. Catechols are compounds containing a 1,2-benzenediol moiety. |
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Kingdom | Organic compounds |
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Super Class | Benzenoids |
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Class | Phenols |
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Sub Class | Benzenediols |
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Direct Parent | Catechols |
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Alternative Parents | |
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Substituents | - Catechol
- 1-hydroxy-4-unsubstituted benzenoid
- 1-hydroxy-2-unsubstituted benzenoid
- Aralkylamine
- Monocyclic benzene moiety
- 1,2-aminoalcohol
- Secondary alcohol
- Secondary amine
- Secondary aliphatic amine
- Aromatic alcohol
- Alcohol
- Organooxygen compound
- Organonitrogen compound
- Organic oxygen compound
- Organic nitrogen compound
- Amine
- Organopnictogen compound
- 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 | 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 | 3.18 g/L | Not Available | LogP | 2.2 | 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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Isoetharine,1TMS,isomer #1 | CCC(NC(C)C)C(O[Si](C)(C)C)C1=CC=C(O)C(O)=C1 | 1970.8 | Semi standard non polar | 33892256 | Isoetharine,1TMS,isomer #2 | CCC(NC(C)C)C(O)C1=CC=C(O)C(O[Si](C)(C)C)=C1 | 1973.2 | Semi standard non polar | 33892256 | Isoetharine,1TMS,isomer #3 | CCC(NC(C)C)C(O)C1=CC=C(O[Si](C)(C)C)C(O)=C1 | 1969.3 | Semi standard non polar | 33892256 | Isoetharine,1TMS,isomer #4 | CCC(C(O)C1=CC=C(O)C(O)=C1)N(C(C)C)[Si](C)(C)C | 2193.5 | Semi standard non polar | 33892256 | Isoetharine,2TMS,isomer #1 | CCC(NC(C)C)C(O[Si](C)(C)C)C1=CC=C(O[Si](C)(C)C)C(O)=C1 | 1899.0 | Semi standard non polar | 33892256 | Isoetharine,2TMS,isomer #2 | CCC(NC(C)C)C(O[Si](C)(C)C)C1=CC=C(O)C(O[Si](C)(C)C)=C1 | 1898.8 | Semi standard non polar | 33892256 | Isoetharine,2TMS,isomer #3 | CCC(C(O[Si](C)(C)C)C1=CC=C(O)C(O)=C1)N(C(C)C)[Si](C)(C)C | 2182.1 | Semi standard non polar | 33892256 | Isoetharine,2TMS,isomer #4 | CCC(NC(C)C)C(O)C1=CC=C(O[Si](C)(C)C)C(O[Si](C)(C)C)=C1 | 2022.5 | Semi standard non polar | 33892256 | Isoetharine,2TMS,isomer #5 | CCC(C(O)C1=CC=C(O)C(O[Si](C)(C)C)=C1)N(C(C)C)[Si](C)(C)C | 2121.2 | Semi standard non polar | 33892256 | Isoetharine,2TMS,isomer #6 | CCC(C(O)C1=CC=C(O[Si](C)(C)C)C(O)=C1)N(C(C)C)[Si](C)(C)C | 2130.3 | Semi standard non polar | 33892256 | Isoetharine,3TMS,isomer #1 | CCC(NC(C)C)C(O[Si](C)(C)C)C1=CC=C(O[Si](C)(C)C)C(O[Si](C)(C)C)=C1 | 1968.2 | Semi standard non polar | 33892256 | Isoetharine,3TMS,isomer #2 | CCC(C(O[Si](C)(C)C)C1=CC=C(O[Si](C)(C)C)C(O)=C1)N(C(C)C)[Si](C)(C)C | 2178.2 | Semi standard non polar | 33892256 | Isoetharine,3TMS,isomer #3 | CCC(C(O[Si](C)(C)C)C1=CC=C(O)C(O[Si](C)(C)C)=C1)N(C(C)C)[Si](C)(C)C | 2174.3 | Semi standard non polar | 33892256 | Isoetharine,3TMS,isomer #4 | CCC(C(O)C1=CC=C(O[Si](C)(C)C)C(O[Si](C)(C)C)=C1)N(C(C)C)[Si](C)(C)C | 2181.6 | Semi standard non polar | 33892256 | Isoetharine,4TMS,isomer #1 | CCC(C(O[Si](C)(C)C)C1=CC=C(O[Si](C)(C)C)C(O[Si](C)(C)C)=C1)N(C(C)C)[Si](C)(C)C | 2254.2 | Semi standard non polar | 33892256 | Isoetharine,4TMS,isomer #1 | CCC(C(O[Si](C)(C)C)C1=CC=C(O[Si](C)(C)C)C(O[Si](C)(C)C)=C1)N(C(C)C)[Si](C)(C)C | 2133.3 | Standard non polar | 33892256 | Isoetharine,4TMS,isomer #1 | CCC(C(O[Si](C)(C)C)C1=CC=C(O[Si](C)(C)C)C(O[Si](C)(C)C)=C1)N(C(C)C)[Si](C)(C)C | 2156.6 | Standard polar | 33892256 | Isoetharine,1TBDMS,isomer #1 | CCC(NC(C)C)C(O[Si](C)(C)C(C)(C)C)C1=CC=C(O)C(O)=C1 | 2203.6 | Semi standard non polar | 33892256 | Isoetharine,1TBDMS,isomer #2 | CCC(NC(C)C)C(O)C1=CC=C(O)C(O[Si](C)(C)C(C)(C)C)=C1 | 2229.9 | Semi standard non polar | 33892256 | Isoetharine,1TBDMS,isomer #3 | CCC(NC(C)C)C(O)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(O)=C1 | 2234.4 | Semi standard non polar | 33892256 | Isoetharine,1TBDMS,isomer #4 | CCC(C(O)C1=CC=C(O)C(O)=C1)N(C(C)C)[Si](C)(C)C(C)(C)C | 2431.4 | Semi standard non polar | 33892256 | Isoetharine,2TBDMS,isomer #1 | CCC(NC(C)C)C(O[Si](C)(C)C(C)(C)C)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(O)=C1 | 2397.5 | Semi standard non polar | 33892256 | Isoetharine,2TBDMS,isomer #2 | CCC(NC(C)C)C(O[Si](C)(C)C(C)(C)C)C1=CC=C(O)C(O[Si](C)(C)C(C)(C)C)=C1 | 2400.1 | Semi standard non polar | 33892256 | Isoetharine,2TBDMS,isomer #3 | CCC(C(O[Si](C)(C)C(C)(C)C)C1=CC=C(O)C(O)=C1)N(C(C)C)[Si](C)(C)C(C)(C)C | 2654.2 | Semi standard non polar | 33892256 | Isoetharine,2TBDMS,isomer #4 | CCC(NC(C)C)C(O)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)=C1 | 2530.3 | Semi standard non polar | 33892256 | Isoetharine,2TBDMS,isomer #5 | CCC(C(O)C1=CC=C(O)C(O[Si](C)(C)C(C)(C)C)=C1)N(C(C)C)[Si](C)(C)C(C)(C)C | 2618.0 | Semi standard non polar | 33892256 | Isoetharine,2TBDMS,isomer #6 | CCC(C(O)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(O)=C1)N(C(C)C)[Si](C)(C)C(C)(C)C | 2638.3 | Semi standard non polar | 33892256 | Isoetharine,3TBDMS,isomer #1 | CCC(NC(C)C)C(O[Si](C)(C)C(C)(C)C)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)=C1 | 2644.5 | Semi standard non polar | 33892256 | Isoetharine,3TBDMS,isomer #2 | CCC(C(O[Si](C)(C)C(C)(C)C)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(O)=C1)N(C(C)C)[Si](C)(C)C(C)(C)C | 2823.3 | Semi standard non polar | 33892256 | Isoetharine,3TBDMS,isomer #3 | CCC(C(O[Si](C)(C)C(C)(C)C)C1=CC=C(O)C(O[Si](C)(C)C(C)(C)C)=C1)N(C(C)C)[Si](C)(C)C(C)(C)C | 2813.4 | Semi standard non polar | 33892256 | Isoetharine,3TBDMS,isomer #4 | CCC(C(O)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)=C1)N(C(C)C)[Si](C)(C)C(C)(C)C | 2882.9 | Semi standard non polar | 33892256 | Isoetharine,4TBDMS,isomer #1 | CCC(C(O[Si](C)(C)C(C)(C)C)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)=C1)N(C(C)C)[Si](C)(C)C(C)(C)C | 3053.7 | Semi standard non polar | 33892256 | Isoetharine,4TBDMS,isomer #1 | CCC(C(O[Si](C)(C)C(C)(C)C)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)=C1)N(C(C)C)[Si](C)(C)C(C)(C)C | 2876.4 | Standard non polar | 33892256 | Isoetharine,4TBDMS,isomer #1 | CCC(C(O[Si](C)(C)C(C)(C)C)C1=CC=C(O[Si](C)(C)C(C)(C)C)C(O[Si](C)(C)C(C)(C)C)=C1)N(C(C)C)[Si](C)(C)C(C)(C)C | 2589.0 | 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 - Isoetharine GC-MS (Non-derivatized) - 70eV, Positive | splash10-0pi9-8910000000-2dec3cb38f1785532521 | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Isoetharine GC-MS (3 TMS) - 70eV, Positive | splash10-001l-3691400000-c6578f4b0c80ccb45b36 | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Isoetharine 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 - Isoetharine 10V, Positive-QTOF | splash10-00dl-0290000000-fc1a6304dd95aed2f163 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Isoetharine 20V, Positive-QTOF | splash10-00e9-1950000000-fc1d8b52614f35e926ef | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Isoetharine 40V, Positive-QTOF | splash10-0a4l-9500000000-b9bf58e7a8a585cf7af9 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Isoetharine 10V, Negative-QTOF | splash10-000i-0190000000-d5704f9094a81975e6fc | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Isoetharine 20V, Negative-QTOF | splash10-0079-1590000000-d7aed48ac13d87b1fec2 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Isoetharine 40V, Negative-QTOF | splash10-0a4i-8910000000-93d0bfe1f914510a4da8 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Isoetharine 10V, Negative-QTOF | splash10-000i-0190000000-2baf6ac5f4effe13ceb6 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Isoetharine 20V, Negative-QTOF | splash10-0079-0940000000-3483e975160749dead57 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Isoetharine 40V, Negative-QTOF | splash10-05g0-5910000000-b841b41a417e004cc14f | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Isoetharine 10V, Positive-QTOF | splash10-00dl-0190000000-bef509235248803f4ed6 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Isoetharine 20V, Positive-QTOF | splash10-001i-1910000000-e7afceba0ab25786ac49 | 2021-09-24 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Isoetharine 40V, Positive-QTOF | splash10-03k9-2900000000-ea75a06c48e46921c190 | 2021-09-24 | 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) | 2021-09-25 | Wishart Lab | View Spectrum | 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, 1000 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, 200 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, 300 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, 400 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, 500 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, 600 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, 700 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, 800 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, 900 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 |
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