{"id":"https://openalex.org/W2008777330","doi":"https://doi.org/10.1002/mrc.1270110811","title":"Carbon\u201013 nuclear magnetic resonance spectroscopy of methyl\u2010substituted piperidines and their hydrochloride salts","display_name":"Carbon\u201013 nuclear magnetic resonance spectroscopy of methyl\u2010substituted piperidines and their hydrochloride salts","publication_year":1978,"publication_date":"1978-08-01","ids":{"openalex":"https://openalex.org/W2008777330","doi":"https://doi.org/10.1002/mrc.1270110811","mag":"2008777330"},"language":"en","primary_location":{"id":"doi:10.1002/mrc.1270110811","doi":"https://doi.org/10.1002/mrc.1270110811","is_oa":false,"landing_page_url":"https://doi.org/10.1002/mrc.1270110811","pdf_url":null,"source":{"id":"https://openalex.org/S4210179797","display_name":"Organic Magnetic Resonance","issn_l":"0030-4921","issn":["0030-4921"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Organic Magnetic Resonance","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5111412280","display_name":"Claude G. Beguin","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I4405281311","display_name":"P\u00f4le de recherche et d'enseignement sup\u00e9rieur Universit\u00e9 de Grenoble","ror":"https://ror.org/04668v621","country_code":"FR","type":"education","lineage":["https://openalex.org/I4392738279","https://openalex.org/I4405281311","https://openalex.org/I899635006"]},{"id":"https://openalex.org/I899635006","display_name":"Universit\u00e9 Grenoble Alpes","ror":"https://ror.org/02rx3b187","country_code":"FR","type":"education","lineage":["https://openalex.org/I899635006"]}],"countries":["FR"],"is_corresponding":true,"raw_author_name":"Claude G. Beguin","raw_affiliation_strings":["Laboratoire de Cine\u0301tique et Dynamique Mole\u0301culaires, ERA CNRS 673, Universite\u0301 de Grenoble, B.P. 53, 38041 Grenoble Ce\u0301dex, France","Laboratoire de Cin\u00e9tique et Dynamique Mol\u00e9culaires, ERA CNRS 673, Universit\u00e9 de Grenoble, B.P. 53, 38041 Grenoble C\u00e9dex, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire de Cine\u0301tique et Dynamique Mole\u0301culaires, ERA CNRS 673, Universite\u0301 de Grenoble, B.P. 53, 38041 Grenoble Ce\u0301dex, France","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I4405281311","https://openalex.org/I899635006"]},{"raw_affiliation_string":"Laboratoire de Cin\u00e9tique et Dynamique Mol\u00e9culaires, ERA CNRS 673, Universit\u00e9 de Grenoble, B.P. 53, 38041 Grenoble C\u00e9dex, France","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I4405281311","https://openalex.org/I899635006"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045900922","display_name":"M. N. Deschamps","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]},{"id":"https://openalex.org/I4405281311","display_name":"P\u00f4le de recherche et d'enseignement sup\u00e9rieur Universit\u00e9 de Grenoble","ror":"https://ror.org/04668v621","country_code":"FR","type":"education","lineage":["https://openalex.org/I4392738279","https://openalex.org/I4405281311","https://openalex.org/I899635006"]},{"id":"https://openalex.org/I899635006","display_name":"Universit\u00e9 Grenoble Alpes","ror":"https://ror.org/02rx3b187","country_code":"FR","type":"education","lineage":["https://openalex.org/I899635006"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Marie\u2010No\u00eblle Deschamps","raw_affiliation_strings":["Laboratoire de Cine\u0301tique et Dynamique Mole\u0301culaires, ERA CNRS 673, Universite\u0301 de Grenoble, B.P. 53, 38041 Grenoble Ce\u0301dex, France","Laboratoire de Cin\u00e9tique et Dynamique Mol\u00e9culaires, ERA CNRS 673, Universit\u00e9 de Grenoble, B.P. 53, 38041 Grenoble C\u00e9dex, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire de Cine\u0301tique et Dynamique Mole\u0301culaires, ERA CNRS 673, Universite\u0301 de Grenoble, B.P. 53, 38041 Grenoble Ce\u0301dex, France","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I4405281311","https://openalex.org/I899635006"]},{"raw_affiliation_string":"Laboratoire de Cin\u00e9tique et Dynamique Mol\u00e9culaires, ERA CNRS 673, Universit\u00e9 de Grenoble, B.P. 53, 38041 Grenoble C\u00e9dex, France","institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I4405281311","https://openalex.org/I899635006"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073313647","display_name":"V\u00e9ronique Boubel","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"V\u00e9ronique Boubel","raw_affiliation_strings":["Laboratoire de Chimie Physique Organique, ERA CNRS 222, Universite\u0301 de Nancy, 54037 Nancy Ce\u0301dex, France","Laboratoire de Chimie Physique Organique, ERA CNRS 222, Universit\u00e9 de Nancy, 54037 Nancy C\u00e9dex, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire de Chimie Physique Organique, ERA CNRS 222, Universite\u0301 de Nancy, 54037 Nancy Ce\u0301dex, France","institution_ids":["https://openalex.org/I1294671590"]},{"raw_affiliation_string":"Laboratoire de Chimie Physique Organique, ERA CNRS 222, Universit\u00e9 de Nancy, 54037 Nancy C\u00e9dex, France","institution_ids":["https://openalex.org/I1294671590"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111659898","display_name":"Jean\u2010Jacques Delpuech","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1294671590","display_name":"Centre National de la Recherche Scientifique","ror":"https://ror.org/02feahw73","country_code":"FR","type":"government","lineage":["https://openalex.org/I1294671590"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Jean\u2010Jacques Delpuech","raw_affiliation_strings":["Laboratoire de Chimie Physique Organique, ERA CNRS 222, Universite\u0301 de Nancy, 54037 Nancy Ce\u0301dex, France","Laboratoire de Chimie Physique Organique, ERA CNRS 222, Universit\u00e9 de Nancy, 54037 Nancy C\u00e9dex, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratoire de Chimie Physique Organique, ERA CNRS 222, Universite\u0301 de Nancy, 54037 Nancy Ce\u0301dex, France","institution_ids":["https://openalex.org/I1294671590"]},{"raw_affiliation_string":"Laboratoire de Chimie Physique Organique, ERA CNRS 222, Universit\u00e9 de Nancy, 54037 Nancy C\u00e9dex, France","institution_ids":["https://openalex.org/I1294671590"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5111412280"],"corresponding_institution_ids":["https://openalex.org/I1294671590","https://openalex.org/I4405281311","https://openalex.org/I899635006"],"apc_list":null,"apc_paid":null,"fwci":0.9724,"has_fulltext":false,"cited_by_count":24,"citation_normalized_percentile":{"value":0.64631739,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"11","issue":"8","first_page":"418","last_page":"423"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11809","display_name":"Advanced NMR Techniques and Applications","score":0.9434000253677368,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11809","display_name":"Advanced NMR Techniques and Applications","score":0.9434000253677368,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12748","display_name":"Molecular spectroscopy and chirality","score":0.04529999941587448,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12410","display_name":"Structural and Chemical Analysis of Organic and Inorganic Compounds","score":0.007199999876320362,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/13c-nmr-chemical-shifts","display_name":"13C NMR chemical shifts","score":0.8050000071525574},{"id":"https://openalex.org/keywords/n-methylpiperidine","display_name":"N-methylpiperidine","score":0.7689999938011169},{"id":"https://openalex.org/keywords/protonation-effects","display_name":"protonation effects","score":0.7229999899864197},{"id":"https://openalex.org/keywords/stereoisomers","display_name":"stereoisomers","score":0.6669999957084656},{"id":"https://openalex.org/keywords/ring-conformation","display_name":"ring conformation","score":0.75},{"id":"https://openalex.org/keywords/methyl-substituent-effects","display_name":"methyl substituent effects","score":0.7620000243186951},{"id":"https://openalex.org/keywords/steric-effects","display_name":"steric effects","score":0.5479999780654907}],"concepts":[{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.8497657775878906},{"id":"https://openalex.org/C2778689049","wikidata":"https://www.wikidata.org/wiki/Q898422","display_name":"Substituent","level":2,"score":0.7775216102600098},{"id":"https://openalex.org/C2910947881","wikidata":"https://www.wikidata.org/wiki/Q211433","display_name":"Cyclohexanes","level":2,"score":0.736716628074646},{"id":"https://openalex.org/C30095370","wikidata":"https://www.wikidata.org/wiki/Q899488","display_name":"Protonation","level":3,"score":0.7175842523574829},{"id":"https://openalex.org/C2781462491","wikidata":"https://www.wikidata.org/wiki/Q410234","display_name":"Piperidine","level":2,"score":0.6931154131889343},{"id":"https://openalex.org/C111429119","wikidata":"https://www.wikidata.org/wiki/Q899127","display_name":"Chemical shift","level":2,"score":0.6500369310379028},{"id":"https://openalex.org/C201194858","wikidata":"https://www.wikidata.org/wiki/Q898238","display_name":"Steric effects","level":2,"score":0.6335477828979492},{"id":"https://openalex.org/C2780378348","wikidata":"https://www.wikidata.org/wiki/Q25351438","display_name":"Ring (chemistry)","level":2,"score":0.5713139772415161},{"id":"https://openalex.org/C2776460385","wikidata":"https://www.wikidata.org/wiki/Q420060","display_name":"Hydrochloride","level":2,"score":0.5514413714408875},{"id":"https://openalex.org/C2778565081","wikidata":"https://www.wikidata.org/wiki/Q4407","display_name":"Methyl group","level":3,"score":0.4982123374938965},{"id":"https://openalex.org/C66974803","wikidata":"https://www.wikidata.org/wiki/Q10359898","display_name":"Nuclear magnetic resonance spectroscopy","level":2,"score":0.48871946334838867},{"id":"https://openalex.org/C155647269","wikidata":"https://www.wikidata.org/wiki/Q243455","display_name":"Medicinal chemistry","level":1,"score":0.4712294340133667},{"id":"https://openalex.org/C2993420144","wikidata":"https://www.wikidata.org/wiki/Q627","display_name":"Nitrogen atom","level":3,"score":0.4454626441001892},{"id":"https://openalex.org/C139210041","wikidata":"https://www.wikidata.org/wiki/Q2145840","display_name":"Resonance (particle physics)","level":2,"score":0.42660897970199585},{"id":"https://openalex.org/C537208039","wikidata":"https://www.wikidata.org/wiki/Q627","display_name":"Nitrogen","level":2,"score":0.41983750462532043},{"id":"https://openalex.org/C32891209","wikidata":"https://www.wikidata.org/wiki/Q483666","display_name":"Spectroscopy","level":2,"score":0.4164183735847473},{"id":"https://openalex.org/C71240020","wikidata":"https://www.wikidata.org/wiki/Q186011","display_name":"Stereochemistry","level":1,"score":0.35656023025512695},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.2333538830280304},{"id":"https://openalex.org/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.1727462112903595},{"id":"https://openalex.org/C2780263894","wikidata":"https://www.wikidata.org/wiki/Q335268","display_name":"Alkyl","level":2,"score":0.10906565189361572},{"id":"https://openalex.org/C145148216","wikidata":"https://www.wikidata.org/wiki/Q36496","display_name":"Ion","level":2,"score":0.0},{"id":"https://openalex.org/C109214941","wikidata":"https://www.wikidata.org/wiki/Q18334","display_name":"Particle physics","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1002/mrc.1270110811","doi":"https://doi.org/10.1002/mrc.1270110811","is_oa":false,"landing_page_url":"https://doi.org/10.1002/mrc.1270110811","pdf_url":null,"source":{"id":"https://openalex.org/S4210179797","display_name":"Organic Magnetic Resonance","issn_l":"0030-4921","issn":["0030-4921"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Organic Magnetic Resonance","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W223949962","https://openalex.org/W656472411","https://openalex.org/W1520714738","https://openalex.org/W1566641804","https://openalex.org/W1578619877","https://openalex.org/W1981584624","https://openalex.org/W2045944410","https://openalex.org/W2064831924","https://openalex.org/W2065818593","https://openalex.org/W2073671802","https://openalex.org/W2085671010","https://openalex.org/W2086844296","https://openalex.org/W2322479414"],"related_works":["https://openalex.org/W2021095921","https://openalex.org/W1990234550","https://openalex.org/W2070431874","https://openalex.org/W2021323483","https://openalex.org/W2020249539","https://openalex.org/W1511351395","https://openalex.org/W1585207764","https://openalex.org/W1972503584","https://openalex.org/W1972365287","https://openalex.org/W2039774634"],"abstract_inverted_index":{"Abstract":[0],"Carbon\u201013":[1],"chemical":[2],"shifts":[3],"and":[4,15,58,61],"1J(CH)":[5],"coupling":[6],"constants":[7],"of":[8,16,50,70],"piperidine,":[9],"4\u2010t\u2010butylpiperidine,":[10],"five":[11],"C\u2010methyl":[12],"substituted":[13,92],"piperidines":[14],"the":[17,32,44,62,75,79,89],"corresponding":[18,34],"N\u2010methyl":[19],"compounds":[20],"have":[21,27],"been":[22,29],"measured.":[23],"These":[24],"NMR":[25],"parameters":[26],"also":[28],"determined":[30],"for":[31],"fourteen":[33],"hydrochlorides.":[35],"The":[36,48],"N\u2010methyl\u2010C\u2010methyl":[37],"piperidinium":[38],"salts":[39],"showed":[40],"two":[41],"stereoisomers":[42],"on":[43],"positive":[45],"nitrogen":[46],"atom.":[47],"effect":[49],"protonation":[51],"is":[52],"discussed":[53],"in":[54,78,85],"relation":[55],"to":[56],"charge":[57],"steric":[59],"effects":[60,65],"methyl":[63],"substituent":[64],"are":[66,81],"compared":[67],"with":[68,83],"those":[69],"methyl\u2010substituted":[71],"cyclohexanes.":[72],"Deviations":[73],"from":[74],"general":[76],"tendencies":[77],"series":[80],"correlated":[82],"changes":[84],"ring":[86],"conformations":[87],"around":[88],"highly":[90],"crowded":[91],"carbons.":[93]},"counts_by_year":[{"year":2018,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
