![Molecular structure of 9,9'-Spirobi[9H-fluorene]-2-ylboronic acid (CAS 236389-21-2)](/images/chem_structures_svg/498/236389-21-2.svg)
9,9'-Spirobi[9H-fluorene]-2-ylboronic acid
Also known as: 9,9'-Spirobi[fluorene]-2-ylboronic acid, B-9,9'-Spirobi[9H-fluoren]-2'-yl-boronic acid, Boronic acid, B-9,9'-spirobi[9H-fluoren]-2'-yl-, 9,9-Spirobi[9H-Fluorene]-2-Boronic Acid
9,9'-Spirobi[9H-fluorene]-2-ylboronic acid (CAS 236389-21-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C25H17BO2 and a molecular weight of 360.212 g/mol. Key properties include a boiling point of 588.4±60.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 309.6±32.9 °C. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.
- CAS No.
- 236389-21-2
- Jingsj CID
- J-1446736-8
- Molecular Formula
- C25H17BO2
- Molecular Weight
- 360.212 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | - | - | CN China |
Physicochemical Properties
| Boiling Point | 588.4±60.0 °C at 760 mmHg |
|---|---|
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 309.6±32.9 °C |
| Exact Mass | 360.132172 |
| PSA | 40.46000 |
| LogP | 5.86 |
| Vapor Pressure | 0.0±1.7 mmHg at 25°C |
| Refractive Index | 1.758 |
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 9,9'-Spirobi[9H-fluorene]-2-ylboronic acid?
The CAS number of 9,9'-Spirobi[9H-fluorene]-2-ylboronic acid is 236389-21-2.
What are the molecular formula and molecular weight of 9,9'-Spirobi[9H-fluorene]-2-ylboronic acid?
9,9'-Spirobi[9H-fluorene]-2-ylboronic acid has molecular formula C25H17BO2 and molecular weight 360.212 g/mol.
Which suppliers offer 9,9'-Spirobi[9H-fluorene]-2-ylboronic acid?
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. "9,9'-Spirobi[9H-fluorene]-2-ylboronic acid (CAS 236389-21-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1446736-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.