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D-异木糖

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产品名称: D-异木糖
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D-异木糖


D-异木糖  的详细介绍

D-异木糖
中文名称:D-异木糖 
其他中文名称:D-来苏糖;D(-)-来苏糖;D-胶木糖;右旋来苏糖
英文名称: D-(−)-Lyxose
其他英文名称: D-Lyxopyranose
产品规格: BR,99%
包装:1克/5克/25克
D-异木糖CAS号:1114-34-7
C5H10O5=150.13
级别:BR
含量:≥99.0%(GC)
比旋光度:-13~-15º(C=4,H2O,NH3)
性状:五碳糖(戊糖)中醛糖之一,与L(+)-来苏糖是光学异构体。属非天然物质,可从D-半乳糖酸钙(calcium-D-galactonate)氧化或用乳糖经γ射线辐照转化而成。从乙醇与乙醚混合溶剂中析出的右旋来苏糖呈白色吸湿性单斜晶体,味甜、易溶于水。稍溶于乙醇,在17℃时,一份样品可溶于38份无水乙醇中。密度(20℃)1.545g/cm3。消旋来苏糖(DL-lyxose)熔点95℃。熔点:108~112℃
D-异木糖用途:生化研究。
保存:RT
 

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