三硅氧烷，三甲基五苯基-（CAS 28855-11-0）：分子式 C33H34O2Si3、分子量 546.9。
| CAS号 | 28855-11-0 |
|---|---|
| 分子式 | C33H34O2Si3 |
| 分子量 | 546.9 |
三硅氧烷，三甲基五苯基- 是一种化工化合物，登记 CAS 号为 28855-11-0，分子式 C33H34O2Si3（分子量 546.9）。
登记 CAS 号：28855-11-0
其分子式 C33H34O2Si3 由 33 个碳、34 个氢、2 个氧、3 个硅 组成。
别名/同义词：三硅氧烷，三甲基五苯基- · Trisiloxane,trimethylpentaphenyl-
三硅氧烷，三甲基五苯基- 的 CAS 登记号为 28855-11-0。
分子式 C33H34O2Si3，分子量 546.9。
别名/同义词：三硅氧烷，三甲基五苯基-、Trisiloxane,trimethylpentaphenyl-。
三硅氧烷，三甲基五苯基-（CAS 28855-11-0）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 28855-11-0 |
|---|---|
| PubChem CID | 76925 |
| Molecular formula | C33H34O2Si3 |
| IUPAC name | methyl-bis[[methyl(diphenyl)silyl]oxy]-phenylsilane |
| UNII (FDA) | HE7ABK56N5 |
| Molecular Weight | 546.9 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 9 |
| Exact Mass | 546.18665993 |
| Monoisotopic Mass | 546.18665993 |
| Topological Polar Surface Area | 18.5 |
| Heavy Atom Count | 38 |
3390-61-2; 1,3,5-Trimethyl-1,1,3,5,5-pentaphenyltrisiloxane; Trimethyl pentaphenyl trisiloxane; Dow Corning 555; Dow Corning 705; Pentaphenyltrimethyltrisiloxane; 28855-11-0; Trisiloxane, 1,3,5-trimethyl-1,1,3,5,5-pentaphenyl-; EINECS 222-222-9; HE7ABK56N5; DTXSID7063007; TRIMETHYLPENTAPHENYL TRISOLOXANE; RefChem:899749; DTXCID4038762; Dow Corning 705 silicone diffusion pump; TRIMETHYL PENTAPHENYL TRISILOXANE [INCI]
| GHS notification summary | 44.1% (30 / 68) |
|---|
| GHS notification summary | 44.1% (30 / 68) |
|---|---|
| Reported hazard statements | H319 (55.9%) |
This chemical does not meet GHS hazard criteria for 44.1% (30 of 68) of reports.
H319 (55.9%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Trisiloxane,trimethylpentaphenyl- · CAS 28855-11-0 · C33H34O2Si3. UNII HE7ABK56N5.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Trisiloxane,trimethylpentaphenyl-