物质信息
ID:351919
名称和标识
IUPAC标准名
(3R,4S,5R)-oxane-2,3,4,5-tetrol
别名
D-(+)-木糖D-(+)-Xylose
IUPAC传统名
d-xylose
化合物性质
产品相关信息
痕量阳离子
Co: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Sr: ≤5 mg/kg
Al: ≤5 mg/kg
Ca: ≤10 mg/kg
Ni: ≤5 mg/kg
Zn: ≤5 mg/kg
Cr: ≤5 mg/kg
Ba: ≤5 mg/kg
As: ≤0.1 mg/kg
Cd: ≤5 mg/kg
Fe: ≤5 mg/kg
Li: ≤5 mg/kg
Bi: ≤5 mg/kg
Cu: ≤5 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Na: ≤50 mg/kg
Pb: ≤5 mg/kg
杂质
insoluble matter, passes filter test
λ
1 M in H2O
产品线
BioUltra
痕量阴离子
chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg
干燥失重
≤0.2% loss on drying, 110 °C
纯度
≥99.0% (sum of enantiomers, HPLC)
Empirical Formula (Hill Notation)
C5H10O5
燃烧残渣
≤0.2% (as SO4)
理化性质
紫外吸收波长
λ: 280 nm Amax: 0.05
λ: 260 nm Amax: 0.05
熔点
154-158 °C(lit.)
溶解度
H2O: soluble1 M at 20 °C, clear, colorless
比旋光度
[α]20/D +20.0±1°, 10 hr, c = 10% in H2O
pH值
4.0-6.0 (25 °C, 1 M in H2O)
安全信息
描述信息
Application
D-Xylose, an aldopentose, is used as a feed stock to produce the non-caloric sweetener, xylitol, and commercially valuable ethanol.
D-Xylose, an aldopentose, is used as a feed stock to produce the non-caloric sweetener, xylitol, and commercially valuable ethanol.
分子图谱
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参考文献
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