9,9'-Spirobi[9H-fluoren]-4-ylboronic acid

9,9'-螺双[9H-芴]-4-基硼酸

Also known as: 9,9'-Spirobi[9H-fluorene]-4-ylboronic acid, 9,9'-Spirobi[fluoren]-4-ylboronic acid, 9,9-Spirobi[fluoren]-4-ylboronic acid, Boronic acid, B-9,9'-spirobi[9H-fluoren]-4-yl-, B-9,9'-Spirobi[9H-fluoren]-4-ylboronic acid

9,9'-Spirobi[9H-fluoren]-4-ylboronic acid (CAS 1421789-05-0) 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. It is also known as 9,9'-Spirobi[9H-fluorene]-4-ylboronic acid, 9,9'-Spirobi[fluoren]-4-ylboronic acid and 9,9-Spirobi[fluoren]-4-ylboronic acid. 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. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1421789-05-0
Jingsj CID
J-1367456-2
Molecular Formula
C25H17BO2
Chinese Name
9,9'-螺双[9H-芴]-4-基硼酸
Molecular Weight
360.212 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point588.4±60.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point309.6±32.9 °C

Frequently Asked Questions

What is the CAS number of 9,9'-Spirobi[9H-fluoren]-4-ylboronic acid?

The CAS number of 9,9'-Spirobi[9H-fluoren]-4-ylboronic acid is 1421789-05-0.

What are the molecular formula and molecular weight of 9,9'-Spirobi[9H-fluoren]-4-ylboronic acid?

9,9'-Spirobi[9H-fluoren]-4-ylboronic acid has molecular formula C25H17BO2 and molecular weight 360.212 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "9,9'-Spirobi[9H-fluoren]-4-ylboronic acid (CAS 1421789-05-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1367456-2 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.