- A NEW DEPSIDONE FROM THE TWIGS OF GARCINIA COWA
[作者:CHEENPRACHA SAROT; PHAKHODEE WONG; RITTHIWIGROM THUNWADEE; PRAWAT UMA; LAPHOOKHIEO SURAT,期刊:Heterocycles, 页码:1139-1151 , 文章类型: Article,,卷期:2011年83-5]
- A new depsidone, cowadepsidone (7), along with six known xanthones (1-6) were isolated from the twigs of Garcinia cowa. Their structures were determined on the basis of spectroscopic methods. The cytotoxicity against KB,...
- UNEXPECTED FORMATION OF THINO[3 ',4 ':4,5]OXAZOLO[1,3-b]-[1,3]OXAZEPINE DERIVATIVES
[作者:KAKEHI AKIKAZU; ITOH KENNOSUKE; SUGA HIROYUKI; KOBAYASHI HIROFUMI; MURANAKA HIDEYUKI; SHIRO MOTOO,期刊:Heterocycles, 页码:1013-1016 , 文章类型: Article,,卷期:2011年83-5]
- The reactions of pyridinium 2-alkylthio-1-benzoyl-2-thioxoethylides with dimethyl acetylenedicarboxyate in THF at the reflux temperature afforded the unexpected products, dimethyl 2-alkylthio-4a-phenyl-4aH,5aH-thiino-[3 ...
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