4,4,5,5-Tetramethyl-2-(3,4,5-trichlorophenyl)-1,3,2-dioxaborolane

4,4,5,5-四甲基-2-(3,4,5-三氯苯基)-1,3,2-二氧硼戊环

Also known as: 3,4,5-Trichlorophenylboronic acid pinacol ester, 3,4,5-Trichlorobenzeneboronic acid pinacol ester, B-4546

4,4,5,5-Tetramethyl-2-(3,4,5-trichlorophenyl)-1,3,2-dioxaborolane (CAS 942069-95-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H14BCl3O2 and a molecular weight of 307.40800 g/mol. It is also known as 3,4,5-Trichlorophenylboronic acid pinacol ester, 3,4,5-Trichlorobenzeneboronic acid pinacol ester and B-4546. Key properties include a boiling point of 376.9±42.0°C at 760 mmHg, a density of 1.3±0.1g/cm3 and a flash point of 181.7±27.9°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
942069-95-6
Jingsj CID
J-1439879-1
Molecular Formula
C12H14BCl3O2
Chinese Name
4,4,5,5-四甲基-2-(3,4,5-三氯苯基)-1,3,2-二氧硼戊环
Molecular Weight
307.40800 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point376.9±42.0°C at 760 mmHg
Density1.3±0.1g/cm3
Flash Point181.7±27.9°C

Frequently Asked Questions

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

The CAS number of 4,4,5,5-Tetramethyl-2-(3,4,5-trichlorophenyl)-1,3,2-dioxaborolane is 942069-95-6.

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

4,4,5,5-Tetramethyl-2-(3,4,5-trichlorophenyl)-1,3,2-dioxaborolane has molecular formula C12H14BCl3O2 and molecular weight 307.40800 g/mol.

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

Last updated:

How to cite: Jingsj. "4,4,5,5-Tetramethyl-2-(3,4,5-trichlorophenyl)-1,3,2-dioxaborolane (CAS 942069-95-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1439879-1 (accessed 2026-10-25).

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