2-(9,9-diphenyl-9H-fluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Also known as: 9,9-Diphenylfluorene-2-Boronic acid pinacol ester, 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-9,9-diphenylfluorene, 9,9-Diphenyl-9H-fluoren-2-ylboronic acid pinacol ester, 9,9-Diphenylfluorene-2-Boronic acid picol ester, 1,3,2-Dioxaborolane, 2-(9,9-diphenyl-9H-fluoren-2-yl)-4,4,5,5-tetramethyl-
2-(9,9-diphenyl-9H-fluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 462128-39-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C31H29BO2 and a molecular weight of 444.372 g/mol. Key properties include a melting point of 198.0 to 202.0 °C, a boiling point of 556.2±29.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 290.2±24.3 °C. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.
- CAS No.
- 462128-39-8
- Jingsj CID
- J-1528229-8
- Molecular Formula
- C31H29BO2
- Molecular Weight
- 444.372 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | - | - | CN China |
Physicochemical Properties
| Melting Point | 198.0 to 202.0 °C |
|---|---|
| Boiling Point | 556.2±29.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 290.2±24.3 °C |
| Exact Mass | 444.226074 |
| Vapor Pressure | 0.0±1.4 mmHg at 25°C |
| Refractive Index | 1.638 |
Frequently Asked Questions
What is the CAS number of 2-(9,9-diphenyl-9H-fluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?
The CAS number of 2-(9,9-diphenyl-9H-fluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane is 462128-39-8.
What are the molecular formula and molecular weight of 2-(9,9-diphenyl-9H-fluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?
2-(9,9-diphenyl-9H-fluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane has molecular formula C31H29BO2 and molecular weight 444.372 g/mol.
Which suppliers offer 2-(9,9-diphenyl-9H-fluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?
1 supplier(s) listed; request a quote for pricing.
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-(9,9-diphenyl-9H-fluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 462128-39-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1528229-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.