1,2-dimethyl-1,1,2,2-tetrachlorodisilane
Also known as: 1,2-dimethyltetrachlorodisilane, dichloro-[dichloro(methyl)silyl]-methylsilane, 1,1,2,2-tetrachloro-1,2-dimethyldisilane, MeCl2SiSiCl2Me, 1,1,2,2-tetrachlorodimethyldisilane, methylchlorodisilane, MFCD00192469, EINECS 224-844-6
1,2-dimethyl-1,1,2,2-tetrachlorodisilane (CAS 4518-98-3) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C2H6Cl4Si2 and a molecular weight of 228.052 g/mol. Key properties include a boiling point of 145.7±23.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 36.5±17.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 4518-98-3
- Jingsj CID
- J-41144-9
- Molecular Formula
- C2H6Cl4Si2
- Molecular Weight
- 228.052 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 145.7±23.0 °C at 760 mmHg |
|---|---|
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 36.5±17.4 °C |
| Exact Mass | 225.876205 |
| LogP | 6.53 |
| Vapor Pressure | 6.0±0.3 mmHg at 25°C |
| Refractive Index | 1.452 |
Customs & Trade Information
| HS Code | 2931900090 |
|---|---|
| Summary | 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 1,2-dimethyl-1,1,2,2-tetrachlorodisilane?
The CAS number of 1,2-dimethyl-1,1,2,2-tetrachlorodisilane is 4518-98-3.
What are the molecular formula and molecular weight of 1,2-dimethyl-1,1,2,2-tetrachlorodisilane?
1,2-dimethyl-1,1,2,2-tetrachlorodisilane has molecular formula C2H6Cl4Si2 and molecular weight 228.052 g/mol.
What are the upstream and downstream products of 1,2-dimethyl-1,1,2,2-tetrachlorodisilane?
For 1,2-dimethyl-1,1,2,2-tetrachlorodisilane, Upstream Products: Hexamethyldisilane, 1,2-dichloro-1,1,2,2-tetramethyldisilane, 1,2-Dimethyl-1,1,2,2-tetraphenyldisilane; Downstream Products: 1-Iodonaphthalene, 1,2-Dimethyl tetramethoxydisilane, Dichloromethylsilane.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,2-dimethyl-1,1,2,2-tetrachlorodisilane (CAS 4518-98-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-41144-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.