首页> 外文期刊>European journal of organic chemistry >Mucochloric acid: a useful synthon for the selective synthesis of 4-aryl-3-chloro-2(5H)-furanones, (Z)-4-aryl-5-[1-(aryl)methylidene]-3-chloro-2(5H)-furanones and 3,4-diaryl-2(5H)-furanones
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Mucochloric acid: a useful synthon for the selective synthesis of 4-aryl-3-chloro-2(5H)-furanones, (Z)-4-aryl-5-[1-(aryl)methylidene]-3-chloro-2(5H)-furanones and 3,4-diaryl-2(5H)-furanones

机译:粘氯酸:有用的合成子,用于选择性合成4-芳基-3-氯-2(5H)-呋喃酮,(Z)-4-芳基-5- [1-(芳基)亚甲基] -3-氯-2 (5H)-呋喃酮和3,4-二芳基-2(5H)-呋喃酮

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摘要

3,4-Dichloro-2(5H)-furanone, which has been prepared efficiently from mucochloric acid,has been transformed selectively into 4-aryl-3-chloro-2(5H)-furanones either by Suzukior Stille-type reactions. These monochloro derivatives have been used as precursors either to (Z)-4-aryl-5-[1-(aryl)methylidene]-3-chloro-2(5H)-furanones, including naturally occurring rubrolide M, or to unsymmetrical 3,4-diaryl-2(5H)-furanones. Some 2(5H)-furanone derivatives so prepared have been found to exhibit significant cytotoxic activity in vitro against the NCI three-cell-line panel, but limited cytotoxicity against the NCI human tumor 60 cell-line panel.
机译:由粘氯酸有效制备的3,4-二氯-2(5H)-呋喃酮已通过Suzukior Stille型反应选择性地转化为4-芳基-3-氯-2(5H)-呋喃酮。这些一氯衍生物已被用作(Z)-4-芳基-5- [1-(芳基)亚甲基] -3-氯-2(5H)-呋喃酮的前体,包括天然存在的罗布洛尔M,或不对称3的前体。 ,4-二芳基-2(5H)-呋喃酮。已经发现如此制备的一些2(5H)-呋喃酮衍生物在体外对NCI三细胞系面板显示出显着的细胞毒性活性,但是对NCI人肿瘤60细胞系面板的细胞毒性有限。

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