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| 碳水化合物 |
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10850 | CAS:10323-20-3 | D-(−)-Arabinose | D-阿拉伯糖
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10850 D-(−)-Arabinose
Fluka for microbiology, ≥99.0%
窗体底端
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货号
号 |
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您的价格
RMB |
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10850-25G |
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544.05 |
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10850-100G |
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1,758.51 |
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CAS Number: |
10323-20-3 |
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Empirical Formula (Hill Notation): |
C5H10O5 |
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Molecular Weight: |
150.13 |
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Beilstein Registry Number: |
1723079 |
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EC Number: |
233-708-5 |
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MDL number: |
MFCD00064361 |
Description
| Biochem/physiol Actions |
D-Arabinose is a reducing sugar. It is a pentose analog of D-ribose that is a constituent of mycobacterial cell wall arabinogalactans. It is also a substrate for D-erythroascorbic acid synthesis in yeast. |
性质
| grade |
for microbiology |
| assay |
≥99.0% (sum of enantiomers, HPLC) |
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≥99.0% |
| optical activity |
[α]20/D −104±2.0°, 24 hr, c = 10% in H2O |
| ign. residue |
≤0.1% (as SO4) |
| loss |
≤0.1% loss on drying, 20 °C (HV) |
| mp |
156-160 °C |
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162-164 °C(lit.) |
| anion traces |
chloride (Cl-): ≤50 mg/kg |
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sulfate (SO42-): ≤50 mg/kg |
| cation traces |
As: ≤0.1 mg/kg |
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Ca: ≤500 mg/kg |
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Cd: ≤5 mg/kg |
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Co: ≤5 mg/kg |
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Cr: ≤5 mg/kg |
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Cu: ≤25 mg/kg |
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Fe: ≤5 mg/kg |
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K: ≤50 mg/kg |
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Mg: ≤5 mg/kg |
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Mn: ≤5 mg/kg |
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Na: ≤50 mg/kg |
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Ni: ≤5 mg/kg |
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Pb: ≤5 mg/kg |
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Zn: ≤5 mg/kg |
安全性
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