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{{expert needed|1=Chemicals|date=September 2016}} |
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{{chembox |
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{{chembox |
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|Watchedfields= |
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|Watchedfields= |
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|verifiedrevid= |
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|verifiedrevid=737678982 |
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|ImageFile=Ethanesulfonic-acid-2D-flat.png |
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|ImageFile=Ethanesulfonic-acid-2D-flat.png |
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|ImageName=Ethanesulfonic acid 2D |
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|ImageName=Ethanesulfonic acid 2D |
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|ImageSize=250 |
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|ImageSize=200 |
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|ImageFileL1=Ethanesulfonic-acid-3D-balls.png |
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|ImageFileL1=Ethanesulfonic-acid-3D-balls.png |
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|ImageNameL1=Ethanesulfonic acid 3D |
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|ImageNameL1=Ethanesulfonic acid 3D |
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|ImageSizeL1=200 |
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|ImageSizeL1=150 |
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|ImageFileR1=Ethanesulfonic-acid-3D-vdW.png |
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|ImageFileR1=Ethanesulfonic-acid-3D-vdW.png |
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|ImageNameR1=Ethanesulfonic acid 3D bonds |
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|ImageNameR1=Ethanesulfonic acid 3D bonds |
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|ImageSizeR1=150 |
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|ImageSizeR1=150 |
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|IUPACName=Ethanesulfonic acid |
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|PIN=Ethanesulfonic acid |
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|OtherNames=Esylic acid, Ethylsulfonic acid |
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|OtherNames=Esylic acid, ethylsulfonic acid |
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|Section1={{Chembox Identifiers | ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}} |
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|Section1= |
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{{Chembox Identifiers |
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| ChemSpiderID_Ref = {{chemspidercite|changed|chemspider}} |
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| ChemSpiderID = 11178 |
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ChemSpiderID = 11178 | UNII_Ref = {{fdacite|correct|FDA}} | UNII = 599310E3U2 | InChI1 = 1S/C2H6O3S/c1-2-6(3,4)5/h2H2,1H3,(H,3,4,5) | InChIKey1 = CCIVGXIOQKPBKL-UHFFFAOYSA-N | StdInChI_Ref = {{stdinchicite|correct|chemspider}} | StdInChI = ??? | StdInChIKey_Ref = {{stdinchicite|correct|chemspider}} | StdInChIKey = ??? | CASNo = 594-45-6 | CASNo_Ref = {{cascite|correct|CAS}} | EINECS = 209-843-0 | PubChem = 11668 | ChEBI_Ref = {{ebicite|correct|EBI}} | ChEBI = 42465 | SMILES = CCS(O)(=O)=O | InChI = 1S/C2H6O3S/c1-2-6(3,4)5/h2H2,1H3,(H,3,4,5) }}|Section2={{Chembox Properties | C=2 | H=6 | O=3 | S=1 | Appearance = Clear brown liquid | Density = 1.35 g/mL | MeltingPtC = -17 | MeltingPt_notes = | BoilingPtC = 121 | BoilingPt_notes = | Solubility = Soluble | pKa = 1.68 | LogP = -0.37 }}|Section3=}} |
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| UNII_Ref = {{fdacite|correct|FDA}} |
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[[File:Ethanesulfonic-acid-3D-vdW.png|thumb|Ethanesulfonic acid 3D |
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| UNII = 599310E3U2 |
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]] |
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| InChI1 = 1S/C2H6O3S/c1-2-6(3,4)5/h2H2,1H3,(H,3,4,5) |
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'''Ethanesulfonic acid''' (conjugate base ethanesulfonate), also called esylic acid, is a ] with the chemical formula CH<sub>3</sub>CH<sub>2</sub>SO<sub>3</sub>H.<ref name=":0">{{Cite web|url=https://fdasis.nlm.nih.gov/srs/unii/599310E3U2|title=FDA Substance Registration System|website=fdasis.nlm.nih.gov|access-date=2016-09-02}}</ref> It is a clear brown liquid.<ref>{{Cite web|url=http://www.chemicalbook.com/productmsdsdetailcb5173859_en.htm|title=Ethanesulfonic acid(594-45-6) MSDS Melting Point Boiling Point Density Storage Transport|website=www.chemicalbook.com|access-date=2016-09-03}}</ref> |
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| InChIKey1 = CCIVGXIOQKPBKL-UHFFFAOYSA-N |
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| CASNo = 594-45-6 |
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| CASNo_Ref = {{cascite|correct|CAS}} |
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| EINECS = 209-843-0 |
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| PubChem = 11668 |
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| ChEBI_Ref = {{ebicite|correct|EBI}} |
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| ChEBI = 42465 |
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| SMILES = CCS(O)(=O)=O |
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| InChI = 1S/C2H6O3S/c1-2-6(3,4)5/h2H2,1H3,(H,3,4,5) |
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}} |
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|Section2={{Chembox Properties |
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| C=2 | H=6 | O=3 | S=1 |
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| MolarMassUnit = g/mol |
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| Appearance = Colorless liquid |
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| Density = 1.35{{nbsp}}g/mL |
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| MeltingPtC = −17 |
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| MeltingPt_notes = |
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| BoilingPtC = 122-123 |
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| BoilingPt_notes = at 0.01{{nbsp}}mmHg |
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| Solubility = Soluble |
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| pKa = −1.68<ref>{{Cite journal|date=2001-06-21|author=YK Ye & RW Stringham|title=Effect of mobile phase acidic additives on enantioselectivity for phenylalanine analogs|url=https://www.researchgate.net/publication/11776671|journal=J Chromatogr A|volume=927|issue=1–2|pages=53–60|doi=10.1016/S0021-9673(01)01059-7|pmid=11572398}}</ref> |
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| LogP = −0.37 |
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}} |
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}} |
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'''Ethanesulfonic acid''' ('''esylic acid''') is a ] with the ] CH<sub>3</sub>CH<sub>2</sub>SO<sub>3</sub>H. The ] is known as '''ethanesulfonate''' or, when used in pharmaceutical formulations, as '''esilate'''. It is a colorless liquid.<ref>{{Ullmann|editor=Kosswig K|chapter=Sulfonic Acids, Aliphatic|year=2000|doi=10.1002/14356007.a25_503}}</ref> |
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== References for infobox == |
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References for infobox |
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== References == |
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<ref>{{Cite journal|date=2016-08-17|editor-last=DrugBank|title=Ethanesulfonic Acid|url=http://www.drugbank.ca/drugs/DB03635|journal=DrugBank}}</ref> |
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{{Reflist}} |
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== External links == |
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Average weight: 110.132 |
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* Ye YK, Stringham RW (2006), . Chirality '''18''', 519–530. (PubMed:16676332) |
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* National Center for Biotechnology Information (2005), , PubChem Compound Database; CID=11668, (accessed December 23, 2016) |
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* https://www.scbt.com/scbt/product/ethanesulfonic-acid-594-45-6 |
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* http://www.chemicalbook.com/productmsdsdetailcb5173859_en.htm |
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] |
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] weight: 110.003764748 |
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InChIKey=CCIVGXIOQKPBKL-UHFFFAOYSA-N |
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{{organic-compound-stub}} |
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InChI=1S/C2H6O3S/c1-2-6(3,4)5/h2H2,1H3,(H,3,4,5) |
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SMILES CCS(O)(=O)=O |
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<ref name=":0" /> |
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UNII 599310E3U2 |
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<ref>{{Cite web|url=http://www.chemspider.com/Chemical-Structure.11178.html|title=Ethanesulfonic acid {{!}} C2H6O3S {{!}} ChemSpider|website=www.chemspider.com|access-date=2016-09-02}}</ref> |
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ChemSpider ID 11178 |
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'''209-843-0''' |
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'''594-45-6''' |
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'''Ethylsulfonic acid''' |
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http://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:42465 |
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'''CHEBI:42465''' |
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CAS number 594-45-6 |
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https://pubchem.ncbi.nlm.nih.gov/compound/Ethanesulfonic_acid#section=Top |
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pubchem ID: 11668 |
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Molecular Weight: 110.13224 g/mol |
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Image here |
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http://www.scbt.com/datasheet-239864-ethanesulfonic-acid.html |
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Liquid |
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Soluble in water |
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melting point -17 °C |
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http://www.chemicalbook.com/productmsdsdetailcb5173859_en.htm |
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【Boiling Point】 |
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123 (1 torr) |
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【Partition Coefficient】 |
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-.37 |
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http://www.lcresources.com/discus/messages/5133/4679.html?TuesdayAugust1020041231pm |
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ethanesulfonic acid (pKa: 1.68) apparently from: Smith and Martell, Critical Stability Constants, 1977, in the volume titled ''Other Organic Ligands'' |
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== References == |
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{{Reflist}} |
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] |
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