Tripropylsilane
三正丙基硅烷
Also known as: tri-n-propylsilane, Silane, tripropyl-, tripropylsilicon
Tripropylsilane (CAS 998-29-8) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H22Si and a molecular weight of 158.357 g/mol. It is also known as tri-n-propylsilane, Silane, tripropyl- and tripropylsilicon. Key properties include a boiling point of 172.0±0.0 °C at 760 mmHg, a density of 0.75 and a flash point of 43.3±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 998-29-8
- Jingsj CID
- J-20344-3
- Molecular Formula
- C9H22Si
- Chinese Name
- 三正丙基硅烷
- Molecular Weight
- 158.357 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 172.0±0.0 °C at 760 mmHg |
|---|---|
| Density | 0.75 |
| Flash Point | 43.3±0.0 °C |
| Exact Mass | 158.149078 |
| LogP | 5.26 |
| Vapor Pressure | 1.8±0.3 mmHg at 25°C |
| Refractive Index | n20/D 1.426(lit.) |
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 Tripropylsilane?
The CAS number of Tripropylsilane is 998-29-8.
What are the molecular formula and molecular weight of Tripropylsilane?
Tripropylsilane has molecular formula C9H22Si and molecular weight 158.357 g/mol.
What are the upstream and downstream products of Tripropylsilane?
For Tripropylsilane, Upstream Products: Trichlorosilane, Propylmagnesium bromide, Propylmagnesium chloride; Downstream Products: Chlorotripropylsilane, Hexyl ether, 4-Methoxydiphenylmethane.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Tripropylsilane (CAS 998-29-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-20344-3 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.