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2,4,6,8-四甲基-2,4,6,8-四乙烯基环四硅氧烷
2,4,6,8-Tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane
产品价格查看更多规格...
| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 3060626 | 250g | 4500 | 2-5天 | 4-6周 | |
| 3060626 | 50g | 1340 | 2-5天 | 4-6周 |
产品别名
2554-06-5
2,4,6,8-四甲基-2,4,6,8-四乙烯基环四硅氧烷
2,4,6,8-Tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane
2,4,6,8-Tetravinyl-2,4,6,8-tetramethylcyclotetrasiloxane
基本信息
| 应用 | 2,4,6,8-Tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane is used as an intermediate in organic synthesis. It is used in the preparation of 4-vinyl-benzoic acid ethyl ester. Further, it is used to prepare styrene derivatives by cross-coupling with aryl bromide in the presence of palladium catalyst. |
| 备注 | Moisture sensitive. Incompatible with acids, bases and strong oxidizing agents. |
| MDL | MFCD00040293 |
| EINECS | 219-863-1 |
| 分子式 | C12H24O4Si4 |
| 分子量 | 344.67 |
| 熔点 | -43° |
| 沸点 | 110°/10mm |
| 闪点 | 112°(233°F) |
| 密度 | 0.997 |
| 折射率 | 1.4340 |
| 灵敏度 | Ambient temperatures. |
| 形态 | Liquid |
| 溶解性 | Miscible with most organic solvents. |
| Beilstein | 1807272 |
| 危险类别 | 36 Irritating to eyes. |
安全信息
| 安全等级 | 26-60 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.This material and its container must be disposed of as hazardous waste |
| RTECS | GZ4550000 |
| TSCA | 是 |
GHS危害和防范说明
| GHS符号 |  |
| Hazard Statements | H319 Causes serious eye irritation. |
| Precautionary Statements | P280i-P264-P305+P351+P338-P337+P313 Wear eye/face protection.Wash thoroughly after handling.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.If eye irritation persists: Get medical advice/attention. |
