9-(1-Octylnonyl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole

Also known as: 9-(1-Octylnonyl)carbazole-2,7-bis(boronic acid pinacol ester), 9-(Heptadecan-9-yl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole, 9-(9-Heptadecanyl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)carbazole, 9-(9-Heptadecanyl)-9H-carbazole-2,7-diboronic acid bis(pinacol) ester, 9-(9-Heptadecanyl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole, 9-Heptadecanyl-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole, CZ89-2B, TMOHC

9-(1-Octylnonyl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole (CAS 958261-51-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C41H65B2NO4 and a molecular weight of 657.581 g/mol. Key properties include a melting point of 128-130ºC, a boiling point of 695.7±48.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 374.5±29.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 958261-51-3
Jingsj CID: J-1496300-9
Molecular Formula: C₄₁H₆₅B₂NO₄
Molecular Weight: 657.581 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	128-130ºC
Boiling Point	695.7±48.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	374.5±29.6 °C
Exact Mass	657.509949
PSA	41.85000
LogP	10.43520
Vapor Pressure	0.0±2.2 mmHg at 25°C
Refractive Index	1.524

Frequently Asked Questions

What is the CAS number of 9-(1-Octylnonyl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole?

The CAS number of 9-(1-Octylnonyl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole is 958261-51-3.

What are the molecular formula and molecular weight of 9-(1-Octylnonyl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole?

9-(1-Octylnonyl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole has molecular formula C41H65B2NO4 and molecular weight 657.581 g/mol.

What are the upstream and downstream products of 9-(1-Octylnonyl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole?

For 9-(1-Octylnonyl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole, Upstream Products: 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 2,7-dibromo-9-(1-octylnonyl)-9H-carbazole, Bis(pinacolato)diboron.

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

Last updated: 8/21/2026

How to cite: Jingsj. "9-(1-Octylnonyl)-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole (CAS 958261-51-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1496300-9 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.