2-ethyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Also known as: Ethylboronic acid pinacol ester, 1,3,2-Dioxaborolane, 2-ethyl-4,4,5,5-tetramethyl-, 2-ethyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, (4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethane, 2-ethylboronic acid, pinacol ester
2-ethyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 82954-89-0) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H17BO2 and a molecular weight of 156.030 g/mol. Key properties include a boiling point of 152.8±9.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 46.2±18.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 82954-89-0
- Jingsj CID
- J-998201-8
- Molecular Formula
- C8H17BO2
- Molecular Weight
- 156.030 g/mol
- Category
- Aliphatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 152.8±9.0 °C at 760 mmHg |
|---|---|
| Density | 0.9±0.1 g/cm3 |
| Flash Point | 46.2±18.7 °C |
| Exact Mass | 156.132156 |
| PSA | 18.46000 |
| LogP | 2.09850 |
| Vapor Pressure | 4.4±0.3 mmHg at 25°C |
| Refractive Index | 1.410 |
Customs & Trade Information
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 2-ethyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?
The CAS number of 2-ethyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane is 82954-89-0.
What are the molecular formula and molecular weight of 2-ethyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?
2-ethyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane has molecular formula C8H17BO2 and molecular weight 156.030 g/mol.
What are the upstream and downstream products of 2-ethyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?
For 2-ethyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, Upstream Products: 2,3-Dimethyl-2,3-butanediol, Ethylboronic acid, Pinacolborane.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-ethyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 82954-89-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-998201-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.