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α-Cyclodextrin

Molecular Structure:
MDL:
--MFCD00078207
Molecular Formula:
C36H60O30
Molecular Weight:
972.84
Alias:
α-Schardinger dextrin Cyclohexaamylose Cyclomaltohexaose
Product order:
Name Specifications Packing Price Delivery
α-Cyclodextrin ≥98% 1g RMB 660 现货
α-Cyclodextrin ≥98% 250mg RMB 198 现货
α-Cyclodextrin 细胞培养级, ≥98% 5g RMB 968 Consulting service
α-Cyclodextrin 细胞培养级, ≥98% 1g RMB 308 Consulting service
α-Cyclodextrin ≥98.0% (HPLC) 100g RMB 1320 Consulting service
α-Cyclodextrin ≥98.0% (HPLC) 25g RMB 418 Consulting service
α-Cyclodextrin 95% 25g RMB 214.5 Consulting service
α-Cyclodextrin ≥98.0% (HPLC) 5g RMB 140.8 Consulting service
α-Cyclodextrin 95% 5g RMB 93.5 Consulting service
α-Cyclodextrin 95% 100g RMB 624.8 Consulting service
Character:
α-环糊精是由 6 个葡萄分子组成,分子量为 973 ,分子内径 6 埃,环柱高 7 埃,针状或六角结晶体,旋光度 +150.5 °,水溶解度为 14.5g /100ml ,不溶于乙醇,乙醚等有机溶剂。熔融时开始分解,是一种天然包接剂。
熔点:278 ℃
Quality Standard:

   95%含量:


外观Appearance                              白色粉末
含量assay                                   ≥95%
干燥失重 Loss on drying                     < 3.5%
炽灼残渣Residue On Ignition                 < 0.1%
重金属Heavy Metals                          < 10ppm
比旋度Specific rotation [a]20/D             +145 °- +151 °


98%:

外观Appearance                              白色粉末
含量assay                                   ≥98%(HPLC)
比旋度Specific rotation [a]20/D             +148 - +160 °(C=1, H2O)(以干基计)
水分Water                                   ≤14.5%
灼烧残渣Residue on ignition                 ≤0.05%  

品级Grade                               细胞培养级  
                                  (for cell culture, powder, ≥98%)
外观Appearance                          白色粉末
红外光谱鉴别Infrared spectrometry       Conforms
纯度Purity                              ≥98.0% (HPLC)
熔点Melting point                       235°C - 240°C
水溶解试验solubility in water           soluble10 mg/mL
水分water                                ≤14.5%(K.F)
比旋光度Specific rotation [a]20/D       +148.0°~ +160.0°(C=1, H2O)(以干基计)
细胞培养测试Cell culture test           Pass

Storage:
贮存 
用途  适用于高档香精、香料、化妆品和制药工业中。 
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