Trimethyl(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)silane

4-三甲硅基苯硼酸频呐醇酯

Also known as: 4-Trimethylsilylphenylboronic acid pinacol ester, 4-TRIMETHYLSILYLBENZENEBORONIC ACID PINACOL ESTER, Trimethyl(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)silane, 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)trimethylsilylbenzene, 4-(trimethylsilyl)phenyl boronic acid pinacol ester, 4-Trimethylsilylphenylboronic acid, pinacol ester 98%, 1,3,2-Dioxaborolane, 4,4,5,5-tetramethyl-2-[4-(trimethylsilyl)phenyl]-, 4,4,5,5-Tetramethyl-2-[4-(trimethylsilyl)phenyl]-1,3,2-dioxaborolane

Trimethyl(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)silane (CAS 1186026-67-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C15H25BO2Si and a molecular weight of 276.254 g/mol. It is also known as 4-Trimethylsilylphenylboronic acid pinacol ester, 4-TRIMETHYLSILYLBENZENEBORONIC ACID PINACOL ESTER and 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)trimethylsilylbenzene. Key properties include a boiling point of 335.4±25.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 156.7±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1186026-67-4
Jingsj CID
J-1520175-1
Molecular Formula
C15H25BO2Si
Chinese Name
4-三甲硅基苯硼酸频呐醇酯
Molecular Weight
276.254 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point335.4±25.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point156.7±23.2 °C

Frequently Asked Questions

What is the CAS number of Trimethyl(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)silane?

The CAS number of Trimethyl(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)silane is 1186026-67-4.

What are the molecular formula and molecular weight of Trimethyl(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)silane?

Trimethyl(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)silane has molecular formula C15H25BO2Si and molecular weight 276.254 g/mol.

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

Last updated:

How to cite: Jingsj. "Trimethyl(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)silane (CAS 1186026-67-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1520175-1 (accessed 2026-10-22).

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