2,4,6,8-四甲基四乙烯基环四硅氧烷，CAS 登记号 2554-06-5，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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2,4,6,8-tetramethyltetravinylcyclotetra-siloxane · CAS 2554-06-5 · C12H24O4Si4. UNII 3NT606T1VK.
| CAS Registry Number | 2554-06-5 |
|---|---|
| PubChem CID | 75706 |
| Molecular formula | C12H24O4Si4 |
| IUPAC name | 2,4,6,8-tetrakis(ethenyl)-2,4,6,8-tetramethyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane |
| UNII (FDA) | 3NT606T1VK |
| Molecular Weight | 344.66 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 4 |
| Exact Mass | 344.07516538 |
| Monoisotopic Mass | 344.07516538 |
| Topological Polar Surface Area | 36.9 |
| Heavy Atom Count | 20 |
| Formal Charge | 0 |
| Complexity | 341 |
| Regulatory & Food Contact | FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS |
|---|---|
| GHS notification summary | 49.8% (135 / 271) |
| GHS notification summary | 49.8% (135 / 271) |
|---|---|
| Reported hazard statements | H319 (39.9%), H302 (20%) |
This chemical does not meet GHS hazard criteria for 49.8% (135 of 271) of reports.
H319 (39.9%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
2554-06-5; 2,4,6,8-Tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane; Cyclotetrasiloxane, 2,4,6,8-tetraethenyl-2,4,6,8-tetramethyl-; 1,3,5,7-Tetramethyl-1,3,5,7-tetravinylcyclotetrasiloxane; 2,4,6,8-Tetraethenyl-2,4,6,8-tetramethylcyclotetrasiloxane; TM-TVCS; 3NT606T1VK; DTXSID3038808; Cyclotetrasiloxane, 2,4,6,8-tetramethyl-2,4,6,8-tetravinyl-; DTXCID1018808; RefChem:412447; 219-863-1; 2,4,6,8-Tetramethyl-2,4,6,8-tetravinyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane; 27342-69-4; 1,3,5,7-tetravinyl-1,3,5,7-tetramethylcyclotetrasiloxane; 2,4,6,8-Tetravinyl-2,4,6,8-tetramethylcyclotetrasiloxane
CAS 2554-06-5; molecular formula C12H24O4Si4; molecular weight — g/mol.
2554-06-5, 2,4,6,8-Tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane, Cyclotetrasiloxane, 2,4,6,8-tetraethenyl-2,4,6,8-tetramethyl-, 1,3,5,7-Tetramethyl-1,3,5,7-tetravinylcyclotetrasiloxane, 2,4,6,8-Tetraethenyl-2,4,6,8-tetramethylcyclotetrasiloxane, TM-TVCS.
Documented regulatory listings: FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS.
49.8% of GHS notifications report no hazard classification (135 of 271).
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.