A Novel Formalism To Characterize the Degree of Unsaturation of Organic Molecules
The existing formalism to calculate the degree of unsaturation from the molecular formula of organic molecules cannot be applied to charged and/or disconnected species. Moreover, the calculated value depends on the assumed formal valence of each of the elements. In this work, we introduce a new form...
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Veröffentlicht in: | Journal of Chemical Information and Computer Sciences 2001-07, Vol.41 (4), p.889-893 |
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creator | Badertscher, Martin Bischofberger, Kaspar Munk, Morton E Pretsch, Ernö |
description | The existing formalism to calculate the degree of unsaturation from the molecular formula of organic molecules cannot be applied to charged and/or disconnected species. Moreover, the calculated value depends on the assumed formal valence of each of the elements. In this work, we introduce a new formalism that eliminates these problems. The suggested property, degree of unsaturation, can be calculated from the molecular formula as well as from any structural representation of a molecule corresponding to that molecular formula. |
doi_str_mv | 10.1021/ci000135o |
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Moreover, the calculated value depends on the assumed formal valence of each of the elements. In this work, we introduce a new formalism that eliminates these problems. The suggested property, degree of unsaturation, can be calculated from the molecular formula as well as from any structural representation of a molecule corresponding to that molecular formula.</description><identifier>ISSN: 0095-2338</identifier><identifier>EISSN: 1549-960X</identifier><identifier>EISSN: 1520-5142</identifier><identifier>DOI: 10.1021/ci000135o</identifier><identifier>PMID: 11500105</identifier><language>eng</language><publisher>United States: American Chemical Society</publisher><subject>Algorithms ; Boron Compounds - chemistry ; Electrochemistry ; Hydrocarbons - chemistry ; Models, Chemical ; Models, Structural ; Molecular Structure ; Organometallic Compounds - chemistry ; Stereoisomerism ; Structure-Activity Relationship</subject><ispartof>Journal of Chemical Information and Computer Sciences, 2001-07, Vol.41 (4), p.889-893</ispartof><rights>Copyright © 2001 American Chemical Society</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-a349t-1e22d79fb33e4f8193232a95a78db65eb48747857c81475b753b6e2ade0c0743</citedby><cites>FETCH-LOGICAL-a349t-1e22d79fb33e4f8193232a95a78db65eb48747857c81475b753b6e2ade0c0743</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://pubs.acs.org/doi/pdf/10.1021/ci000135o$$EPDF$$P50$$Gacs$$H</linktopdf><linktohtml>$$Uhttps://pubs.acs.org/doi/10.1021/ci000135o$$EHTML$$P50$$Gacs$$H</linktohtml><link.rule.ids>314,776,780,2751,27055,27903,27904,56716,56766</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/11500105$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Badertscher, Martin</creatorcontrib><creatorcontrib>Bischofberger, Kaspar</creatorcontrib><creatorcontrib>Munk, Morton E</creatorcontrib><creatorcontrib>Pretsch, Ernö</creatorcontrib><title>A Novel Formalism To Characterize the Degree of Unsaturation of Organic Molecules</title><title>Journal of Chemical Information and Computer Sciences</title><addtitle>J. Chem. Inf. Comput. Sci</addtitle><description>The existing formalism to calculate the degree of unsaturation from the molecular formula of organic molecules cannot be applied to charged and/or disconnected species. Moreover, the calculated value depends on the assumed formal valence of each of the elements. In this work, we introduce a new formalism that eliminates these problems. The suggested property, degree of unsaturation, can be calculated from the molecular formula as well as from any structural representation of a molecule corresponding to that molecular formula.</description><subject>Algorithms</subject><subject>Boron Compounds - chemistry</subject><subject>Electrochemistry</subject><subject>Hydrocarbons - chemistry</subject><subject>Models, Chemical</subject><subject>Models, Structural</subject><subject>Molecular Structure</subject><subject>Organometallic Compounds - chemistry</subject><subject>Stereoisomerism</subject><subject>Structure-Activity Relationship</subject><issn>0095-2338</issn><issn>1549-960X</issn><issn>1520-5142</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2001</creationdate><recordtype>article</recordtype><sourceid>EIF</sourceid><recordid>eNpt0FFLwzAQB_Agis7pg19A8qLgQzVpmqZ5lOmmsDnFCsOXkGZXrbbNTFpRP72VDn3x6Tjud3fwR-iAklNKQnpmCkIIZdxuoAHlkQxkTBabaECI5EHIWLKDdr1_IYQxGYfbaIdS3i0QPkB35_jGvkOJx9ZVuix8hVOLR8_aadOAK74AN8-AL-DJAWCb44fa66Z1uils_dPP3ZOuC4NntgTTluD30FauSw_76zpE6fgyHV0F0_nkenQ-DTSLZBNQCMOlkHnGGER5QiULWagl1yJZZjGHLEpEJBIuTEIjwTPBWRZDqJdADBERG6Lj_uzK2bcWfKOqwhsoS12Dbb0SlEiSCNbBkx4aZ713kKuVKyrtPhUl6ic-9RtfZw_XR9usguWfXOfVgaAHhW_g43eu3auKBRNcpbf3Kn0U7DaZzNSi80e918arF9u6uovkn8ffPR2EVg</recordid><startdate>20010701</startdate><enddate>20010701</enddate><creator>Badertscher, Martin</creator><creator>Bischofberger, Kaspar</creator><creator>Munk, Morton E</creator><creator>Pretsch, Ernö</creator><general>American Chemical Society</general><scope>BSCLL</scope><scope>CGR</scope><scope>CUY</scope><scope>CVF</scope><scope>ECM</scope><scope>EIF</scope><scope>NPM</scope><scope>AAYXX</scope><scope>CITATION</scope><scope>7X8</scope></search><sort><creationdate>20010701</creationdate><title>A Novel Formalism To Characterize the Degree of Unsaturation of Organic Molecules</title><author>Badertscher, Martin ; Bischofberger, Kaspar ; Munk, Morton E ; Pretsch, Ernö</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-a349t-1e22d79fb33e4f8193232a95a78db65eb48747857c81475b753b6e2ade0c0743</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2001</creationdate><topic>Algorithms</topic><topic>Boron Compounds - chemistry</topic><topic>Electrochemistry</topic><topic>Hydrocarbons - chemistry</topic><topic>Models, Chemical</topic><topic>Models, Structural</topic><topic>Molecular Structure</topic><topic>Organometallic Compounds - chemistry</topic><topic>Stereoisomerism</topic><topic>Structure-Activity Relationship</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Badertscher, Martin</creatorcontrib><creatorcontrib>Bischofberger, Kaspar</creatorcontrib><creatorcontrib>Munk, Morton E</creatorcontrib><creatorcontrib>Pretsch, Ernö</creatorcontrib><collection>Istex</collection><collection>Medline</collection><collection>MEDLINE</collection><collection>MEDLINE (Ovid)</collection><collection>MEDLINE</collection><collection>MEDLINE</collection><collection>PubMed</collection><collection>CrossRef</collection><collection>MEDLINE - Academic</collection><jtitle>Journal of Chemical Information and Computer Sciences</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Badertscher, Martin</au><au>Bischofberger, Kaspar</au><au>Munk, Morton E</au><au>Pretsch, Ernö</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>A Novel Formalism To Characterize the Degree of Unsaturation of Organic Molecules</atitle><jtitle>Journal of Chemical Information and Computer Sciences</jtitle><addtitle>J. Chem. Inf. Comput. Sci</addtitle><date>2001-07-01</date><risdate>2001</risdate><volume>41</volume><issue>4</issue><spage>889</spage><epage>893</epage><pages>889-893</pages><issn>0095-2338</issn><eissn>1549-960X</eissn><eissn>1520-5142</eissn><abstract>The existing formalism to calculate the degree of unsaturation from the molecular formula of organic molecules cannot be applied to charged and/or disconnected species. Moreover, the calculated value depends on the assumed formal valence of each of the elements. In this work, we introduce a new formalism that eliminates these problems. The suggested property, degree of unsaturation, can be calculated from the molecular formula as well as from any structural representation of a molecule corresponding to that molecular formula.</abstract><cop>United States</cop><pub>American Chemical Society</pub><pmid>11500105</pmid><doi>10.1021/ci000135o</doi><tpages>5</tpages></addata></record> |
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subjects | Algorithms Boron Compounds - chemistry Electrochemistry Hydrocarbons - chemistry Models, Chemical Models, Structural Molecular Structure Organometallic Compounds - chemistry Stereoisomerism Structure-Activity Relationship |
title | A Novel Formalism To Characterize the Degree of Unsaturation of Organic Molecules |
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