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 15:16:50 UTC |
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Update Date | 2022-03-07 02:51:46 UTC |
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HMDB ID | HMDB0014854 |
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Secondary Accession Numbers | |
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Metabolite Identification |
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Common Name | Nedocromil |
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Description | Nedocromil is only found in individuals that have used or taken this drug. It is a pyranoquinolone derivative that inhibits activation of inflammatory cells which are associated with asthma, including eosinophils, neutrophils, macrophages, mast cells, monocytes, and platelets. [PubChem]Nedocromil has been shown to inhibit the in vitro activation of, and mediator release from, a variety of inflammatory cell types associated with asthma, including eosinophils, neutrophils, macrophages, mast cells, monocytes, and platelets. Nedocromil inhibits activation and release of inflammatory mediators such as histamine, prostaglandin D2 and leukotrienes c4 from different types of cells in the lumen and mucosa of the bronchial tree. These mediators are derived from arachidonic acid metabolism through the lipoxygenase and cyclo-oxygenase pathways. The mechanism of action of nedocromil may be due partly to inhibition of axon reflexes and release of sensory neuropeptides, such as substance P, neurokinin A, and calcitonin-geneñrelated peptides. The result is inhibition of bradykinin-induced bronchoconstriction. Nedocromil does not posess any bronchodilator, antihistamine, or corticosteroid activity. |
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Structure | CCCC1=C2N(CC)C(=CC(=O)C2=CC2=C1OC(=CC2=O)C(O)=O)C(O)=O InChI=1S/C19H17NO7/c1-3-5-9-16-10(13(21)7-12(18(23)24)20(16)4-2)6-11-14(22)8-15(19(25)26)27-17(9)11/h6-8H,3-5H2,1-2H3,(H,23,24)(H,25,26) |
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Synonyms | Value | Source |
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9-Ethyl-6,9-dihydro-4,6-dioxo-10-propyl-4H-pyrano(3,2-g)chinolin-2,8-dicarbonsaeure | ChEBI | 9-Ethyl-6,9-dihydro-4,6-dioxo-10-propyl-4H-pyrano(3,2-g)quinoline-2,8-dicarboxylic acid | ChEBI | Nedocromilo | ChEBI | Nedocromilum | ChEBI | 9-Ethyl-6,9-dihydro-4,6-dioxo-10-propyl-4H-pyrano(3,2-g)quinoline-2,8-dicarboxylate | Generator | Aventis brand OF nedocromil sodium | HMDB | Fisons brand OF nedocromil sodium | HMDB | Irtan | HMDB | Nedocromil, disodium salt, hydrate | HMDB | Rhône-poulenc rorer brand OF nedocromil sodium | HMDB | Vita brand OF nedocromil sodium | HMDB | Calcium, nedocromil | HMDB | Nedocromil calcium | HMDB | Rapitil | HMDB | Tilade | HMDB | Allergan brand OF nedocromil sodium | HMDB | Alocril | HMDB | Cetimil | HMDB | Nedocromil sodium | HMDB | Pantheon brand OF nedocromil sodium | HMDB | Tilaire | HMDB | ASTA medica brand OF nedocromil sodium | HMDB | Aventis behring brand OF nedocromil sodium | HMDB | Brionil | HMDB | Halamid | HMDB | Lesvi brand OF nedocromil sodium | HMDB | Nedocromil, calcium salt (1:1) | HMDB | Nedocromil, disodium salt | HMDB | Sodium, nedocromil | HMDB | Tilad | HMDB | Tilavist | HMDB |
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Chemical Formula | C19H17NO7 |
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Average Molecular Weight | 371.3408 |
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Monoisotopic Molecular Weight | 371.100501903 |
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IUPAC Name | 9-ethyl-4,6-dioxo-10-propyl-4H,6H,9H-chromeno[7,6-b]pyridine-2,8-dicarboxylic acid |
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Traditional Name | nedocromil |
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CAS Registry Number | 69049-73-6 |
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SMILES | CCCC1=C2N(CC)C(=CC(=O)C2=CC2=C1OC(=CC2=O)C(O)=O)C(O)=O |
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InChI Identifier | InChI=1S/C19H17NO7/c1-3-5-9-16-10(13(21)7-12(18(23)24)20(16)4-2)6-11-14(22)8-15(19(25)26)27-17(9)11/h6-8H,3-5H2,1-2H3,(H,23,24)(H,25,26) |
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InChI Key | RQTOOFIXOKYGAN-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as chromenopyridines. These are aromatic heterocyclic compounds structurally characterized by a pyridine ring fused to a chromene moiety. |
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Kingdom | Organic compounds |
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Super Class | Organoheterocyclic compounds |
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Class | Benzopyrans |
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Sub Class | 1-benzopyrans |
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Direct Parent | Chromenopyridines |
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Alternative Parents | |
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Substituents | - Chromenopyridine
- Quinoline-2-carboxylic acid
- Chromone
- Dihydroquinolone
- Dihydroquinoline
- Quinoline
- Pyridine carboxylic acid
- Pyridine carboxylic acid or derivatives
- Pyranone
- Benzenoid
- Pyridine
- Pyran
- Dicarboxylic acid or derivatives
- Vinylogous amide
- Heteroaromatic compound
- Oxacycle
- Carboxylic acid derivative
- Azacycle
- Carboxylic acid
- Hydrocarbon derivative
- Organic oxide
- Organopnictogen compound
- Organonitrogen compound
- Organic oxygen compound
- Organic nitrogen compound
- Organooxygen compound
- Aromatic heteropolycyclic compound
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Molecular Framework | Aromatic heteropolycyclic 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 | 299 °C | Not Available | Boiling Point | Not Available | Not Available | Water Solubility | 0.046 g/L | Not Available | LogP | 2.6 | 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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Nedocromil,1TMS,isomer #1 | CCCC1=C2OC(C(=O)O[Si](C)(C)C)=CC(=O)C2=CC2=C1N(CC)C(C(=O)O)=CC2=O | 3248.7 | Semi standard non polar | 33892256 | Nedocromil,1TMS,isomer #2 | CCCC1=C2OC(C(=O)O)=CC(=O)C2=CC2=C1N(CC)C(C(=O)O[Si](C)(C)C)=CC2=O | 3269.2 | Semi standard non polar | 33892256 | Nedocromil,2TMS,isomer #1 | CCCC1=C2OC(C(=O)O[Si](C)(C)C)=CC(=O)C2=CC2=C1N(CC)C(C(=O)O[Si](C)(C)C)=CC2=O | 3188.6 | Semi standard non polar | 33892256 | Nedocromil,1TBDMS,isomer #1 | CCCC1=C2OC(C(=O)O[Si](C)(C)C(C)(C)C)=CC(=O)C2=CC2=C1N(CC)C(C(=O)O)=CC2=O | 3476.3 | Semi standard non polar | 33892256 | Nedocromil,1TBDMS,isomer #2 | CCCC1=C2OC(C(=O)O)=CC(=O)C2=CC2=C1N(CC)C(C(=O)O[Si](C)(C)C(C)(C)C)=CC2=O | 3475.7 | Semi standard non polar | 33892256 | Nedocromil,2TBDMS,isomer #1 | CCCC1=C2OC(C(=O)O[Si](C)(C)C(C)(C)C)=CC(=O)C2=CC2=C1N(CC)C(C(=O)O[Si](C)(C)C(C)(C)C)=CC2=O | 3578.9 | Semi standard non 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 - Nedocromil GC-MS (Non-derivatized) - 70eV, Positive | splash10-0fi3-1079000000-d564312728bd150fe31c | 2017-09-01 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Nedocromil GC-MS (2 TMS) - 70eV, Positive | splash10-0ufr-5005970000-97881ce64a88f76b15bd | 2017-10-06 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Nedocromil GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - Nedocromil 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 - Nedocromil 10V, Negative-QTOF | splash10-00fr-0009000000-3558ecfc138178587c69 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nedocromil 20V, Negative-QTOF | splash10-00c0-0049000000-2dd8dd6be40621ec07ac | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nedocromil 40V, Negative-QTOF | splash10-05gj-1091000000-9a4f3989d5b3fd23a494 | 2016-08-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nedocromil 10V, Negative-QTOF | splash10-001i-0097000000-0ffc03875f16aae689cc | 2021-10-11 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nedocromil 20V, Negative-QTOF | splash10-0002-0093000000-47cd9e316569c13d535d | 2021-10-11 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nedocromil 40V, Negative-QTOF | splash10-0002-0092000000-2cbe85dde82b160a062c | 2021-10-11 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nedocromil 10V, Positive-QTOF | splash10-0uk9-0009000000-57e9552f630a97a5246d | 2016-06-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nedocromil 20V, Positive-QTOF | splash10-0kdi-0019000000-6cb1f3659f43e7f5db29 | 2016-06-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nedocromil 40V, Positive-QTOF | splash10-001l-2090000000-e8513d13fffe0f308201 | 2016-06-03 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nedocromil 10V, Positive-QTOF | splash10-00di-0009000000-62e4880ac1e3f7a379c2 | 2021-10-11 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nedocromil 20V, Positive-QTOF | splash10-00b9-0029000000-828027fa080faa0ba100 | 2021-10-11 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Nedocromil 40V, Positive-QTOF | splash10-053s-0091000000-e7da9ff3f608a7d6d7b4 | 2021-10-11 | Wishart Lab | View Spectrum |
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