The synthesis of (-)-noranisatin (2), an oxidation product of anisatin (1) possessing a novel Spiro P-lactone,was achieved starting from trio1 5 prepared from (R)-(+)-pulegone (3). Anisatin (1) is a neurotoxic sesquiterpenoid isolated from the seeds of Japanese star anise (Illicium anisurum L., shi
โฆ LIBER โฆ
The structure of noranisatin, an oxidation product of anisatin
โ Scribed by Kiyoyuki Yamada; Susumu Takada; Shiro Nakamura; Yoshimasa Hirata
- Publisher
- Elsevier Science
- Year
- 1965
- Tongue
- French
- Weight
- 387 KB
- Volume
- 6
- Category
- Article
- ISSN
- 0040-4039
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โฆ Synopsis
ABISATIN is a toxio compound obtained from the seeds of Japanese star anise* , IlliOium religiosum Sieb. et Euoc.( Illioium Aniaatum L.), --In 1952, Lane and hia oo-wrkers (1) isolated aniaatin in a pure crystalline form ( m.p. 215-22Oe, 1.1,; -27*(0 2, dioxane) ) and gave a moleoular formula, C15H2008 together with the partial atruoture shown below. 0 0 II II (CH3)2 (CllH9) (CH)5 (-C-C-C-) The moleoulsr formula by Lar group was oonfirmed in the present study: molecular weight, 328 ( mass spectrum ), C15H2008 **, m.p.
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