1693-44-3
1693-44-3结构式
- 常用中文名：双苯基双甲基环硅氧烷
- 常用英文名：2,2,4,4,6,6-hexamethyl-8,8-diphenylcyclotetrasiloxane
- CAS号：1693-44-3
- 分子式：C18H28O4Si4
- 分子量：420.75500
- 发布时间：2016-03-17 16:33:17
- 更新时间：2025-09-21 21:50:15
| 中文名 | 双苯基双甲基环硅氧烷 |
|---|---|
| 英文名 | 2,2,4,4,6,6-hexamethyl-8,8-diphenyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane |
| 英文别名 |
Diphenyl-D4
1,1-diphenyl-3,3,5,5,7,7-hexamethylcyclotetrasiloxane 1,1-diphenylhexamethylcyclotetrasiloxane EINECS 216-895-8 1,1-diphenyl-3,3,5,5,7,7-hexamethyltetracyclosiloxane 2.2.4.4.6.6-Hexamethyl-8.8-diphenyl-cyclotetrasiloxan 2,2,4,4,6,6-Hexamethyl-8,8-diphenyl-[1,3,5,7,2,4,6,8]cyclotetrasiloxane 2,2,4,4,6,6-hexamethyl-8,8-diphenyl-cyclotetrasiloxane Cyclotetrasiloxane,2,2,4,4,6,6-hexamethyl-8,8-diphenyl |
| 密度 | 1.06g/cm3 |
|---|---|
| 沸点 | 353.9ºC at 760mmHg |
| 分子式 | C18H28O4Si4 |
| 分子量 | 420.75500 |
| 闪点 | 146ºC |
| 精确质量 | 420.10600 |
| PSA | 36.92000 |
| LogP | 3.42840 |
| 外观性状 | 清澈液体 (80 C) |
| 蒸汽压 | 7.1E-05mmHg at 25°C |
| 折射率 | 1.513 |
| 储存条件 | 室温 |
| 海关编码 | 2916399090 |
|---|
|
~54%
1693-44-3 |
| 文献：SIVANCE LLC; Wilson, Michael E. Patent: US2013/79539 A1, 2013 ; Location in patent: Paragraph 0021 ; |
|
~13%
1693-44-3 |
| 文献：Keyrouz, Robert; Jouikov, Viatcheslav New Journal of Chemistry, 2003 , vol. 27, # 6 p. 902 - 904 |
|
~24%
1693-44-3
详细
|
| 文献：Keyrouz, Robert; Jouikov, Viatcheslav New Journal of Chemistry, 2003 , vol. 27, # 6 p. 902 - 904 |
|
~20%
1693-44-3
详细
|
| 文献：Keyrouz, Robert; Jouikov, Viatcheslav New Journal of Chemistry, 2003 , vol. 27, # 6 p. 902 - 904 |
|
~%
1693-44-3 |
| 文献：Andrianow; Jakuschkina Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1960 , p. 457,458; engl.Ausg.S.425 |
| 海关编码 | 2916399090 |
|---|---|
| 中文概述 | 2916399090 其他芳香一元羧酸. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0% |
| 申报要素 | 品名, 成分含量, 用途, 丙烯酸、丙烯酸盐或酯应报明包装 |
| Summary | 2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |