古伦宾

古伦宾

古伦宾, 来源于青牛胆;咖伦宾;COLUMBIN 古伦宾;青牛胆苦素、黄藤内酯、防己内酯、非洲防己苦素;非洲防己苦素;古伦宾;古伦宾对照品;COLUMBIN游离态

(1R,2S,3S,5S,8R,11R,12R)-5-(3-Furyl)-12-hydroxy-3,11-dimethyl-6,14-dioxatetracyclo[10.2.2.02,11.03,8]hexadec-15-ene-7,13-dione

(1s,2s,3s,5s,8r,11r,12s)-5-(3-furyl)-12-hydroxy-3,11-dimethyl-6,14-dioxatetracyclo[10.2.2.02,11.03,8]hexadec-15-ene-7,13-dione;Columbin, 98%, from limacia sagittata;(1R,4R,4aR,6aR,9S,10aS,10bS)-9-(3-Furanyl)-1,4,4a,5,6,6a,9,10,10a,10b-decahydro-4-hydroxy-4a,10a-dimethyl-1,4-etheno-3H,7H-benzo[1,2-c:3,4-c']dipyran-3,7-dione;(1R,4R,4aR,6aR,9S,10aS,10bS)-9-(3-Furanyl)decahydro-4-hydroxy-4a,10a-dimethyl-1,4-etheno-3H,7H-benzo[1,2-c:3,4-c']dipyran-3,7-dione;Tinosporin;(1R,2S,3S,5S,8R,11R,12R)-5-(3-Furyl)-12-hydroxy-3,11-dimethyl-6,14-dioxatetracyclo[10.2.2.0^2,11.0^3,8]hexadec-15-ene-7,13-dione;(1R,2S,3S,5S,8R,11R,12R)-5-(3-Furyl)-12-hydroxy-3,11-dimethyl-6,14-dioxatetracyclo[10.2.2.02,11.03,8]hexadec-15-ene-7,13-dione;1,4-Etheno-3H,7H-benzo[1,2-c:3,4-c']dipyran-3,7-dione, 9-(3-furanyl)-1,4,4a,5,6,6a,9,10,10a,10b-decahydro-4-hydroxy-4a,10a-dimethyl-, (1R,4R,4aR,6aR,9S,10aS,10bS)-

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C20H22O6

358.39

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1.36

-190-191℃

410.82°C (rough estimate)

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1.4450 (estimate)

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白色针状结晶，易溶于甲醇、乙酸乙酯，几乎不溶于水，来源于金国榄。

古伦宾是呋喃内酯二萜，是从亚特里萨（Jateorhiza）和丁诺斯菌属（Tinospora）的根中分离出来的，被用于亚洲和非洲民间医学中，具有止痛和解热的作用。###古伦宾具有抗菌的作用。

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