五乙二醇二对甲苯磺酸酯
Pentaethylene glycol di-p-toluenesulfonate
产品价格
| 产品编号 | 品牌 | 包装单位 | 单价(元) | 现货 |
| 3056728 | Alfa Aesar | 1g | 391 | 请咨询 |
| 3056728 | Alfa Aesar | 5g | 1144 | 请咨询 |
| 3179944 | Sigma-Aldrich | 5 G | 870 | 请咨询 |
结构式
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基本信息
| 应用 | Pentaethylene glycol di-p-toluenesulfonate is used in the preparation of calix[4]arenes, calix[5]arenes, and crown ethers. It is also used in the preparation of 3?-formylbenzo-18-crown-6 by undergoing coupling reaction with 2,3-dihydroxybenzaldehyde. |
| 备注 | Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Containers which are opened must be carefully resealed and kept upright to prevent leakage. It is hygroscopic in nature. |
| MDL | MFCD00012204 |
| 分子式 | C24H34O10S2 |
| 分子量 | 546.66 |
| 闪点 | >110°(230°F) |
| 密度 | 1.260 |
| 折射率 | 1.5225 |
| 灵敏度 | Store under Nitrogen. Hygroscopic. Ambient temperatures. |
| 形态 | Viscous liquid |
| 溶解性 | Not miscible or difficult to mix in water. |
| Beilstein | 3599245 |
安全信息
| TSCA | 否 |