1,3-二氯-1,1,3,3-四甲基二硅氧烷，CAS 登记号 2401-73-2，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。
有机化学品
每批随货提供 COA；可按需提供 MSDS 及技术文件。邮件注明产品名称与 CAS 号，一个工作日内回复报价。
本页已列出 1,3-二氯-1,1,3,3-四甲基二硅氧烷 的 CAS 号：2401-73-2，可与随货 COA 核对。
常见纯度为 按批次COA提供(不公开发布)，包装形式为 按订单/批次确认(不公开发布)，特殊规格可在询价时说明。
主要涉及有机化学品。
来信 info@591daili.com 或 WhatsApp 联系，提供产品名称、CAS 号与数量，确认价格与交期后即可安排发货，验收以批次 COA 为准。
1,3-dichloro-1,1,3,3-tetramethyldisiloxane · CAS 2401-73-2 · C4H12Cl2OSi2. UNII 7ZC3N7N237.
| CAS Registry Number | 2401-73-2 |
|---|---|
| PubChem CID | 75461 |
| Molecular formula | C4H12Cl2OSi2 |
| IUPAC name | chloro-[chloro(dimethyl)silyl]oxy-dimethylsilane |
| UNII (FDA) | 7ZC3N7N237 |
| Molecular Weight | 203.21 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 2 |
| Exact Mass | 201.9803735 |
| Monoisotopic Mass | 201.9803735 |
| Topological Polar Surface Area | 9.2 |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Complexity | 92.7 |
| GHS notification summary | 8% (4 / 50) |
|---|
| GHS notification summary | 8% (4 / 50) |
|---|---|
| Reported hazard statements | H225 (92%), H314 (92%) |
This chemical does not meet GHS hazard criteria for 8% (4 of 50) of reports.
H225 (92%): Highly Flammable liquid and vapor [Danger Flammable liquids]
2401-73-2; 1,3-Dichlorotetramethyldisiloxane; 1,3-Dichloro-1,1,3,3-tetramethyldisiloxane; Disiloxane, 1,3-dichloro-1,1,3,3-tetramethyl-; EINECS 219-278-1; DTXSID6062381; RefChem:589194; DTXCID9036989; 219-278-1; chloro-[chloro(dimethyl)silyl]oxy-dimethylsilane; MFCD00018088; S06225; C4H12Cl2OSi2; chloro[(chlorodimethylsilyl)oxy]dimethylsilane; bis(chlorodimethylsilyl)ether; SCHEMBL297046
CAS 2401-73-2; molecular formula C4H12Cl2OSi2; molecular weight — g/mol.
2401-73-2, 1,3-Dichlorotetramethyldisiloxane, 1,3-Dichloro-1,1,3,3-tetramethyldisiloxane, Disiloxane, 1,3-dichloro-1,1,3,3-tetramethyl-, EINECS 219-278-1, DTXSID6062381.
8% of GHS notifications report no hazard classification (4 of 50).
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.