戊醛糖相关论文
近年来,高考化学试题更多地贴近考生实际生活,许多结合时事热点考查考生综合能力的试题成为命题热点,如以禽流感、三聚氰胺为背景......
Seliwanoff试剂是常用于鉴别醛糖和酮糖的特征试剂,在加热条件下,酮糖与Seliwanoff试剂反应很快显色,己酮糖为鲜红色,戊酮糖显蓝......
β-2′,3′-Dideoxy-2′-fluoro-3′-hydroxymethylarabinofuranosylthymine 10 and cytosine 12 were synthesized from L-xylose......