{"title":"The Ultraviolet Spectra of the Thiophene Derivatives.","authors":"Y. Sugimoto, S. Nishimura, E. Imoto","doi":"10.1246/NIKKASHI1948.82.10_1407","DOIUrl":null,"url":null,"abstract":"3,4 種の置換チオフェン誘導体の紫外吸収スペクトルを測定し,スペクトルにおよぼす置換基の効果について検討した。モノ置換チオフェンでは,α 置換体は置換ベンゼンに類似の性質を持ち,α 置換体とβ置換体の λmax の差は主として置換基が環と共役する程度にまってきまる。ジ置換体ではそれぞれの置換の型によってスペクトルにおよぼす置換基の効果が異なる。トリ置換体でぼ第 3 の置換基の効果は主としてスペクトルの吸収強度に影響し,とくにジニトロ化合物では短波長への特異な移動を示す。","PeriodicalId":9388,"journal":{"name":"Bulletin of the University of Osaka Prefecture, Series A Engineering and Natural Sciences","volume":"84 1","pages":"71-81"},"PeriodicalIF":0.0000,"publicationDate":"1959-12-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"4","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Bulletin of the University of Osaka Prefecture, Series A Engineering and Natural Sciences","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1246/NIKKASHI1948.82.10_1407","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}