1,1,3,3-Tetramethyldisilazane
Also known as: Bis(dimethylsilyl)amine, Bisdimethylsilylamine, N-(Dimethylsilyl)(dimethyl)silanamine, TMDS, Tetramethyldisilazane
1,1,3,3-Tetramethyldisilazane (CAS 15933-59-2) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C4H13NSi2 and a molecular weight of 131.32700 g/mol. Key properties include a melting point of 99-100 °C, a boiling point of 91.1±9.0 °C at 760 mmHg, a density of 0.752 g/mL at 25 °C(lit.) and a flash point of -8.3±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.
- CAS No.
- 15933-59-2
- Jingsj CID
- J-1378299-5
- Molecular Formula
- C4H13NSi2
- Molecular Weight
- 131.32700 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 11/2/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 99-100 °C |
|---|---|
| Boiling Point | 91.1±9.0 °C at 760 mmHg |
| Density | 0.752 g/mL at 25 °C(lit.) |
| Flash Point | -8.3±0.0 °C |
| Exact Mass | 133.074295 |
| PSA | 12.03000 |
| LogP | 3.49 |
| Vapor Pressure | 54.6±0.2 mmHg at 25°C |
| Refractive Index | n20/D 1.404(lit.) |
Frequently Asked Questions
What is the CAS number of 1,1,3,3-Tetramethyldisilazane?
The CAS number of 1,1,3,3-Tetramethyldisilazane is 15933-59-2.
What are the molecular formula and molecular weight of 1,1,3,3-Tetramethyldisilazane?
1,1,3,3-Tetramethyldisilazane has molecular formula C4H13NSi2 and molecular weight 131.32700 g/mol.
What are the upstream and downstream products of 1,1,3,3-Tetramethyldisilazane?
For 1,1,3,3-Tetramethyldisilazane, Upstream Products: Chlorodimethylsilane, 1,1,1,3,3,3-Hexamethyldisilazane; Downstream Products: 1,1,3,3,5,5,7,7-Octamethyltetrasiloxane, Pentamethyldisiloxane, Chlorodimethylsilane.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,1,3,3-Tetramethyldisilazane (CAS 15933-59-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1378299-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.