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Two New Eremophilane-Type Sesquiterpenoids from Japanese Liverwort Bazzania japonica.
Fukada, Ryosuke; Kawano, Jin; Tsuruta, Tomoki; Nonaka, Takuto; Sato, Kosuke; Miyajima, Susumu; Ishigami, Shinnosuke; Ishii, Takahiro; Nishikawa, Keisuke; Asakawa, Yoshinori; Kamada, Takashi.
Afiliação
  • Fukada R; Faculty of Science and Technology, Shizuoka Institute of Science and Technology, 2200-2 Toyosawa, Fukuroi, Shizuoka, 437-8555, Japan.
  • Kawano J; Faculty of Science and Technology, Shizuoka Institute of Science and Technology, 2200-2 Toyosawa, Fukuroi, Shizuoka, 437-8555, Japan.
  • Tsuruta T; Department of Chemistry, Graduate School of Science, Osaka Metropolitan University, 3-3-138, Sugimoto, Sumiyoshi-ku, Osaka, 558-8585, Japan.
  • Nonaka T; Faculty of Science and Technology, Shizuoka Institute of Science and Technology, 2200-2 Toyosawa, Fukuroi, Shizuoka, 437-8555, Japan.
  • Sato K; Faculty of Science and Technology, Shizuoka Institute of Science and Technology, 2200-2 Toyosawa, Fukuroi, Shizuoka, 437-8555, Japan.
  • Miyajima S; Faculty of Science and Technology, Shizuoka Institute of Science and Technology, 2200-2 Toyosawa, Fukuroi, Shizuoka, 437-8555, Japan.
  • Ishigami S; The United Graduate School of Agricultural Sciences, Kagoshima University, 1-21-24, Korimoto, Kagoshima, 890-0065, Japan.
  • Ishii T; The United Graduate School of Agricultural Sciences, Kagoshima University, 1-21-24, Korimoto, Kagoshima, 890-0065, Japan.
  • Nishikawa K; Faculty of Agriculture, University of the Ryukyus, 1 Senbaru, Nishihara, Okinawa, 903-0213, Japan.
  • Asakawa Y; Department of Chemistry, Graduate School of Science, Osaka Metropolitan University, 3-3-138, Sugimoto, Sumiyoshi-ku, Osaka, 558-8585, Japan.
  • Kamada T; Faculty of Pharmaceutical Sciences, Tokushima Bunri University, Yamashiro-cho, Tokushima, 770-8514, Japan.
Chem Biodivers ; 20(4): e202300131, 2023 Apr.
Article em En | MEDLINE | ID: mdl-36894501
ABSTRACT
Two new eremophilane-type sesquiterpenoids, fusumaols A (1) and B (2), were isolated from the stem-leafy liverwort, Bazzania japonica collected in Mori-Machi, Shizuoka, Japan. Their structures were established using extensive spectroscopic (IR, MS, and 2D NMR) data, and the absolute configuration of 1 was determined by the modified Mosher's method. This is the first time eremophilanes have been discovered in the liverwort genus Bazzania. Compounds 1 and 2 were evaluated for their repellent activity against the adult population of the rice weevil Sitophilus zeamais using the modified filter paper impregnation method. Both sesquiterpenoids showed moderate repellent activities.
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Texto completo: 1 Base de dados: MEDLINE Assunto principal: Sesquiterpenos / Hepatófitas Idioma: En Ano de publicação: 2023 Tipo de documento: Article

Texto completo: 1 Base de dados: MEDLINE Assunto principal: Sesquiterpenos / Hepatófitas Idioma: En Ano de publicação: 2023 Tipo de documento: Article