| 常用名 | 对甲苯磺酸酯-二聚乙二醇-丙酸叔丁酯 | CAS号 | 850090-13-0 |
|---|---|---|---|
| 价格 | 纯度 | 98.0% | |
| 备货期 | 10天 | 库存 | 现货 |
| 产品详情(用途,包装等)
用途: Tos-PEG3-t-butyl ester is a PEG derivative containing a t-butyl ester and a tosyl group. The hydrophilic PEG spacer increases solubility in aqueous media. The t-butyl protected carboxyl group can be deprotected under acidic conditions. The tosyl group is a very good leaving group for nucleophilic substitution reactions. 物理化学性质: CAS号:850090-13-0 常用中文名:对甲苯磺酸酯-二聚乙二醇-丙酸叔丁酯 常用英文名:Tos-PEG2-C2-Boc 分子式:C18H28O7S 分子量:388.476 密度:1.2±0.1 g/cm3 沸点:495.2±35.0 °C at 760 mmHg 熔点:N/A 闪点:253.3±25.9 °C 储存条件:2-8℃ |