47.下列何者為強心配醣體中常見的2,6-dideoxy-sugar?
(A)D-Fucose
(B)L-Rhamnose
(C)D-Digitoxose
(D)D-Glucose
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統計: A(15), B(147), C(1129), D(77), E(0) #1193726
統計: A(15), B(147), C(1129), D(77), E(0) #1193726
詳解 (共 3 筆)
#1522277
2,6-dideoxy-sugar 即是第二和第六位的羥基被氫取代(脫氧)的糖
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#2571845
Digitoxose結構:2,6-Dideoxy-β-D-ribo-hexo-pyranose
可用Keller-Kiliani test 測毛地黃的寡糖digitoxose,紅棕色→藍色
因此D-Digitoxose屬2,6-dideoxy-sugar
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#4970405
Digitoxose結構是2,6去氧糖,用Keller-Kiliani test可以檢測
記法:兩個糖被kk掉
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