供货周期: | 现货 |
品牌: | Sigma-Aldrich |
型号: | AR级别,99% |
货号: | A119932 |
Product Name: γ-Cyclodextrin
别名: | γ-环糊精 |
CAS号: | 17465-86-0 |
分子式: | C48H80O40 |
分子量: | 1297.12 |
EINECS编号: | 241-482-4 |
MDL号: | MFCD00009595 |
介绍: | 25℃100ml水能溶23.2。比旋光度[α]D +177.4°。环糊精是呈环状的低聚葡萄糖。通常是由6个、7个或8个葡萄糖单元通过α,1-→4键环状相至连接的结晶体。分别称α-、β或γ-环糊精。 |
用途: | 环糊精在化学领域的用途 环糊精是一种有价值的化学试剂。当存在它的时候,荧光色素的荧光强度会显著增大,故可用于蛋白质、氨基酸的分析;还可用它来分离长链有机化合物、外消旋体等。此外由环糊精制成的吸附剂能用作色谱分析的吸附。还可以作络合剂,也可用于酶活性研究,组织培养剂。本品应密封于干燥处保存. |
熔点: | 267℃ |
特定比重: | 1.624 |
贮存: | 高纯级,室温保存 |
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