2-(Dibenzo[b,d]thiophen-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

二苯并[B,D]噻吩-4-硼酸频哪醇酯

Also known as: Dibenzothiophene-4-boronic acid pinacol ester, DBT-B, 4-Dibenzothiopheneboronic Acid Pinacol Ester, 2-(4-Dibenzothienyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)dibenzothiophene, 2-(Dibenzothiophene-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, Dibenzo[b,d]thiophene, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-

2-(Dibenzo[b,d]thiophen-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 912824-84-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C18H19BO2S and a molecular weight of 310.218 g/mol. It is also known as Dibenzothiophene-4-boronic acid pinacol ester, DBT-B and 4-Dibenzothiopheneboronic Acid Pinacol Ester. Key properties include a melting point of 68.0 to 72.0 °C, a boiling point of 460.9±18.0 °C at 760 mmHg, a density of 1.18±0.1 g/cm3 and a flash point of 232.6±21.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
912824-84-1
Jingsj CID
J-1520179-5
Molecular Formula
C18H19BO2S
Chinese Name
二苯并[B,D]噻吩-4-硼酸频哪醇酯
Molecular Weight
310.218 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point68.0 to 72.0 °C
Boiling Point460.9±18.0 °C at 760 mmHg
Density1.18±0.1 g/cm3
Flash Point232.6±21.2 °C

Frequently Asked Questions

What is the CAS number of 2-(Dibenzo[b,d]thiophen-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?

The CAS number of 2-(Dibenzo[b,d]thiophen-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane is 912824-84-1.

What are the molecular formula and molecular weight of 2-(Dibenzo[b,d]thiophen-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?

2-(Dibenzo[b,d]thiophen-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane has molecular formula C18H19BO2S and molecular weight 310.218 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(Dibenzo[b,d]thiophen-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 912824-84-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1520179-5 (accessed 2026-10-24).

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