2-羟丙基-β-环糊精 |
(2-Hydroxypropyl)-β-cyclodextrin |
|
CAS号: |
128446-35-5 |
分子式: |
C63H112O42 |
分子量: |
1541.54 |
MDL: |
MFCD00069372 |
EINECS: |
420-920-1 |
别名: |
羟丙基-β-环糊精,羟丙基-beta-环糊精
Hydroxypropyl-beta-cyclodextrin |
|
|
试剂货号 |
试剂名称 |
规格 |
包装 |
单价(RMB) |
购买数量 |
购买 |
备注 |
M005032 |
2-羟丙基-β-环糊精 |
97% |
25g |
35.00 |
|
|
|
M005033 |
2-羟丙基-β-环糊精 |
97% |
100g |
86.00 |
|
|
|
M005034 |
2-羟丙基-β-环糊精 |
97% |
500g |
320.00 |
|
|
|
M062580 |
2-羟丙基-β-环糊精 |
97% |
2.5kg |
1228.00 |
|
|
|
溶解度: > 330g/L 水(25°C), > 330g/L 甲醇(25°C),< 10g/L氯仿 (25°C),> 330g/L DMSO(25°C) [α]20D : 125 ° (C=1, H2O) |
|
外观Appearance 白色粉末
红外光谱鉴别Infrared spectrometry 和对照品匹配
纯度Purity (以干基计) ≥97.0% (HPLC)
比旋光度Specific rotation [α]20/D +120.0 ~ +130.0°(C=1, H2O)
β-环糊精beta-cyclodextrin <2.0 % (以干基计)
平均取代值NMR (degree of substitution) 2 - 6
水分Water <7.5 % (K.F.)
炽灼残渣Residue ignition ≤1.5%
重金属含量Heavy metals(以pd) ≤0.0025%
砷(AS) ≤0.0002%
|
|
|