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Journal of The Chemical Society D: Chemical Communications最新文献

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Kinetic acidity of methane 甲烷的动态酸度
Journal of The Chemical Society D: Chemical Communications Pub Date : 2003-07-15 DOI: 10.1039/C29700001248
A. Streitwieser, David R. Taylor
{"title":"Kinetic acidity of methane","authors":"A. Streitwieser, David R. Taylor","doi":"10.1039/C29700001248","DOIUrl":"https://doi.org/10.1039/C29700001248","url":null,"abstract":"The rate of deuterium exchange of methane with caesium cyclohexylamide in cyclohexylamine at 50° is 3·1 × 10–2 that of cyclopropane, on a perhydrogen-atom basis.","PeriodicalId":17278,"journal":{"name":"Journal of The Chemical Society D: Chemical Communications","volume":"100 1","pages":"1248-1248"},"PeriodicalIF":0.0,"publicationDate":"2003-07-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85846953","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 11
Rearrangement of 3-alkyl-1-allylindoles: a model reaction for the biogenesis of echinulin-type compounds 3-烷基-1-烯丙醛的重排:紫锥菊素类化合物生物发生的一个模式反应
Journal of The Chemical Society D: Chemical Communications Pub Date : 1974-06-11 DOI: 10.1039/C29700001328
G. Casnati, A. Pochini
{"title":"Rearrangement of 3-alkyl-1-allylindoles: a model reaction for the biogenesis of echinulin-type compounds","authors":"G. Casnati, A. Pochini","doi":"10.1039/C29700001328","DOIUrl":"https://doi.org/10.1039/C29700001328","url":null,"abstract":"The reactivity of 3-alkyl-1-allylindoles as model systems in the biogenesis and synthesis of the echinulin-type compounds has been studied: in the presence of acids the crotyl and γγ-dimethylallyl groups migrate from the 1- to the 2-position of the indole nucleus with a partial allylic rearrangement.","PeriodicalId":17278,"journal":{"name":"Journal of The Chemical Society D: Chemical Communications","volume":"48 1","pages":"1328-1329"},"PeriodicalIF":0.0,"publicationDate":"1974-06-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74113806","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 21
Stereochemistry of the methoxyphthioceranes 甲氧基硫代海洋烷的立体化学
Journal of The Chemical Society D: Chemical Communications Pub Date : 1973-07-31 DOI: 10.1039/C29700000673
K. Maskens, N. Polgar
{"title":"Stereochemistry of the methoxyphthioceranes","authors":"K. Maskens, N. Polgar","doi":"10.1039/C29700000673","DOIUrl":"https://doi.org/10.1039/C29700000673","url":null,"abstract":"The methoxyphthioceranes derived irom phthiocerols A and B are shown to have erythro-configuration, thus enabling assignment of absolute configuration to the corresponding asymmetric centres in the phthiocerols.","PeriodicalId":17278,"journal":{"name":"Journal of The Chemical Society D: Chemical Communications","volume":"285 1","pages":"673-673"},"PeriodicalIF":0.0,"publicationDate":"1973-07-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77337277","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Fluorescence quenching by benzoic acid 苯甲酸猝灭荧光
Journal of The Chemical Society D: Chemical Communications Pub Date : 1972-11-01 DOI: 10.1039/C29700001697
D. W. Ellis, R. Hamel, B. Solomon
{"title":"Fluorescence quenching by benzoic acid","authors":"D. W. Ellis, R. Hamel, B. Solomon","doi":"10.1039/C29700001697","DOIUrl":"https://doi.org/10.1039/C29700001697","url":null,"abstract":"Fluorescence quenching by benzoic acid proceeds by a hydrogen-bonding mechanism if the excited molecule is capable of forming a hydrogen bond and by an electron-transfer mechanism if it is not.","PeriodicalId":17278,"journal":{"name":"Journal of The Chemical Society D: Chemical Communications","volume":"18 1","pages":"1697-1697"},"PeriodicalIF":0.0,"publicationDate":"1972-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90341316","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
3(3H)-benzoborepin-3-ol
Journal of The Chemical Society D: Chemical Communications Pub Date : 1971-08-03 DOI: 10.1039/C29710000291
George. Axelrad, D. Halpern
{"title":"3(3H)-benzoborepin-3-ol","authors":"George. Axelrad, D. Halpern","doi":"10.1039/C29710000291","DOIUrl":"https://doi.org/10.1039/C29710000291","url":null,"abstract":"3(3H)-Benzoborepin-3-ol which appears to be aromatic, is synthesised from 1,2-diethynylbenzene.","PeriodicalId":17278,"journal":{"name":"Journal of The Chemical Society D: Chemical Communications","volume":"1 1","pages":"291-291"},"PeriodicalIF":0.0,"publicationDate":"1971-08-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"76487364","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 13
Nuclear quadrupole resonance spectra of pyridine N-oxide complexes of copper(II) halides 卤化铜(II)吡啶n -氧化物配合物的核四极共振谱
Journal of The Chemical Society D: Chemical Communications Pub Date : 1971-07-01 DOI: 10.1039/C29700000403
J. J. R. F. Silva, R. Wootton
{"title":"Nuclear quadrupole resonance spectra of pyridine N-oxide complexes of copper(II) halides","authors":"J. J. R. F. Silva, R. Wootton","doi":"10.1039/C29700000403","DOIUrl":"https://doi.org/10.1039/C29700000403","url":null,"abstract":"The pure n.q.r. resonance spectra of 35Cl and 79Br in cupric chloride and bromide complexes of pyridine N-oxide are used to obtain structural information.","PeriodicalId":17278,"journal":{"name":"Journal of The Chemical Society D: Chemical Communications","volume":"19 1","pages":"403-404"},"PeriodicalIF":0.0,"publicationDate":"1971-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"86745449","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
Anisoxide: an artefact from star anise oil formed by Claisen rearrangement 茴香氧化物:由八角茴香油经克莱森重排形成的人工制品
Journal of The Chemical Society D: Chemical Communications Pub Date : 1971-01-01 DOI: 10.1039/C2971001157B
H. M. Okely, M. F. Grundon
{"title":"Anisoxide: an artefact from star anise oil formed by Claisen rearrangement","authors":"H. M. Okely, M. F. Grundon","doi":"10.1039/C2971001157B","DOIUrl":"https://doi.org/10.1039/C2971001157B","url":null,"abstract":"The 1,2-dimethylallyl derivative, anisoxide, is not present in star anise oil or in the seeds of Illicium verum; its synthesis from a 3,3-dimethylallyl ether present in the oil suggests that it was obtained earlier as a result of the isolation procedure.","PeriodicalId":17278,"journal":{"name":"Journal of The Chemical Society D: Chemical Communications","volume":"24 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"1971-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73799845","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Nickel complex-catalysed reactions of butadiene with amines 镍配合物催化丁二烯与胺的反应
Journal of The Chemical Society D: Chemical Communications Pub Date : 1971-01-01 DOI: 10.1039/C29710001583
R. Baker, D. E. Halliday, Trevor N. Smith
{"title":"Nickel complex-catalysed reactions of butadiene with amines","authors":"R. Baker, D. E. Halliday, Trevor N. Smith","doi":"10.1039/C29710001583","DOIUrl":"https://doi.org/10.1039/C29710001583","url":null,"abstract":"Octadienyl and butenyl substituted amines have been prepared by reaction of primary and secondary amines with butadiene catalysed by nickel(0) complexes.","PeriodicalId":17278,"journal":{"name":"Journal of The Chemical Society D: Chemical Communications","volume":"74 1","pages":"1583-1584"},"PeriodicalIF":0.0,"publicationDate":"1971-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73844806","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 25
A new synthesis of 1,2,4-benzotriazines 1,2,4-苯并三嗪的新合成方法
Journal of The Chemical Society D: Chemical Communications Pub Date : 1971-01-01 DOI: 10.1039/C2971000695A
B. Adger, C. Rees, A. A. Sale, R. Storr
{"title":"A new synthesis of 1,2,4-benzotriazines","authors":"B. Adger, C. Rees, A. A. Sale, R. Storr","doi":"10.1039/C2971000695A","DOIUrl":"https://doi.org/10.1039/C2971000695A","url":null,"abstract":"Oxidation of the readily prepared 1-amino-2-quinoxalones gives 1,2,4-benzotriazines in good yield.","PeriodicalId":17278,"journal":{"name":"Journal of The Chemical Society D: Chemical Communications","volume":"5 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"1971-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74376410","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 7
Pulse radiolysis of dimethyl sulphoxide 脉冲辐射分解二甲基亚砜
Journal of The Chemical Society D: Chemical Communications Pub Date : 1971-01-01 DOI: 10.1039/C29710000749
A. Koulkes-pujo, L. Gilles, B. Lesigne, J. Sutton
{"title":"Pulse radiolysis of dimethyl sulphoxide","authors":"A. Koulkes-pujo, L. Gilles, B. Lesigne, J. Sutton","doi":"10.1039/C29710000749","DOIUrl":"https://doi.org/10.1039/C29710000749","url":null,"abstract":"Three absorptions associated with the electron (925 nm), the positive ion (625 nm), and an unidentified species (300 nm) have been observed on pulse radiolysis of dimethyl sulphoxide.","PeriodicalId":17278,"journal":{"name":"Journal of The Chemical Society D: Chemical Communications","volume":"16 1","pages":"749-750"},"PeriodicalIF":0.0,"publicationDate":"1971-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75156676","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 7
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