三苯基三甲基环三硅氧烷，CAS 登记号 546-45-2，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于有机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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Triphenyltrimethylcyclotrisiloxane · CAS 546-45-2 · C21H24O3Si3. UNII NS00043301.
| CAS Registry Number | 546-45-2 |
|---|---|
| PubChem CID | 18901 |
| Molecular formula | C21H24O3Si3 |
| IUPAC name | 2,4,6-trimethyl-2,4,6-triphenyl-1,3,5,2,4,6-trioxatrisilinane |
| UNII (FDA) | NS00043301 |
| Molecular Weight | 408.7 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 3 |
| Exact Mass | 408.10332423 |
| Monoisotopic Mass | 408.10332423 |
| Topological Polar Surface Area | 27.7 |
| Heavy Atom Count | 27 |
| Formal Charge | 0 |
| Complexity | 414 |
| Reported hazard statements | H302 (100%), H312 (100%), H332 (100%) |
|---|
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
H312 (100%): Harmful in contact with skin [Warning Acute toxicity, dermal]
546-45-2; Cyclotrisiloxane, 2,4,6-trimethyl-2,4,6-triphenyl-; 1,3,5-Trimethyl-1,3,5-triphenylcyclotrisiloxane; 2,4,6-TRIMETHYL-2,4,6-TRIPHENYLCYCLOTRISILOXANE; EINECS 208-900-7; DTXSID0060272; 6138-53-0; RefChem:130027; DTXCID2041757; 208-900-7; HAURRGANAANPSQ-UHFFFAOYSA-N; 2,4,6-Trimethyl-2,4,6-triphenyl-1,3,5,2,4,6-trioxatrisilinane; C21H24O3Si3; MFCD00053565; cis-2,4,6-Trimethyl-2,4,6-triphenylcyclotrisiloxane; 3424-57-5
CAS 546-45-2; molecular formula C21H24O3Si3; molecular weight — g/mol.
546-45-2, Cyclotrisiloxane, 2,4,6-trimethyl-2,4,6-triphenyl-, 1,3,5-Trimethyl-1,3,5-triphenylcyclotrisiloxane, 2,4,6-TRIMETHYL-2,4,6-TRIPHENYLCYCLOTRISILOXANE, EINECS 208-900-7, DTXSID0060272.
Hazard statements reported: H302, H312, H332.
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.