2-(4-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Also known as: 4-Bromophenylboronic acid pinacol ester, 1-Bromo-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzene, 4-Bromobenzeneboronic acid pinacol ester, 2-(4-Bromo-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane, 4-Bromophenylboronic acid, pinacol ester

2-(4-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 68716-49-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H16BBrO2 and a molecular weight of 282.969 g/mol. Key properties include a melting point of 71 °C, a boiling point of 324.1±25.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 149.8±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 68716-49-4
Jingsj CID: J-1440609-8
Molecular Formula: C₁₂H₁₆BBrO₂
Molecular Weight: 282.969 g/mol
Category: Organic Acids
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	71 °C
Boiling Point	324.1±25.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	149.8±23.2 °C
Exact Mass	282.042664
PSA	18.46000
LogP	2.74830
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.528

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 2-(4-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?

The CAS number of 2-(4-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane is 68716-49-4.

What are the molecular formula and molecular weight of 2-(4-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?

2-(4-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane has molecular formula C12H16BBrO2 and molecular weight 282.969 g/mol.

What are the upstream and downstream products of 2-(4-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?

For 2-(4-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, Upstream Products: 1-Bromo-4-iodobenzene, Pinacolborane, 2,3-Dimethyl-2,3-butanediol; Downstream Products: 1-Bromo-4-fluorobenzene, 4-Bromophenol, 1,4-Benzenediboronic Acid Bis(pinacol) Ester.

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. "2-(4-Bromophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 68716-49-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1440609-8 (accessed 2026-11-09).

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