Heptamethyldisilazane
七甲基二硅氮烷
Also known as: N,1,1,1-Tetramethyl-N-(trimethylsilyl)silanamine, N,N-bis(trimethylsilyl)methanamine, Silanamine, N,1,1,1-tetramethyl-N-(trimethylsilyl)-
- CAS No.
- 920-68-3
- Jingsj CID
- J-34898-2
- Molecular Formula
- C7H21NSi2
- Chinese Name
- 七甲基二硅氮烷
- Molecular Weight
- 175.419 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Boiling Point | 149.0±23.0 °C at 760 mmHg |
|---|---|
| Density | 0.8±0.1 g/cm3 |
| Flash Point | 43.9±22.6 °C |
GHS Safety & Compliance
Flammable / IrritantSignal word: Warning
Frequently Asked Questions
What is the CAS number of Heptamethyldisilazane?
920-68-3
What are the molecular formula and molecular weight of Heptamethyldisilazane?
C7H21NSi2, molecular weight 175.419 g/mol
Is Heptamethyldisilazane hazardous?
Warning
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026