(4-((tert-Butyldimethylsilyl)oxy)-2-chlorophenyl)boronic acid

2-氯-4-(((1,1-二甲基乙基)二甲基甲硅烷基)氧基)苯硼酸

Also known as: 2-Chloro-4-(TBDMSO)-phenylboronic acid, 2-Chloro-4-[(tert-butyldimethylsilyl)oxy]phenylboronic acid, 4-(tert-Butyldimethylsilyloxy)-2-chlorophenylboronic acid, B-[2-Chloro-4-[[(1,1-dimethylethyl)dimethylsilyl]oxy]phenyl]boronic acid, [4-[tert-butyl(dimethyl)silyl]oxy-2-chlorophenyl]boronic acid

(4-((tert-Butyldimethylsilyl)oxy)-2-chlorophenyl)boronic acid (CAS 412343-21-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H20BClO3Si and a molecular weight of 286.63500 g/mol. It is also known as 2-Chloro-4-(TBDMSO)-phenylboronic acid, 2-Chloro-4-[(tert-butyldimethylsilyl)oxy]phenylboronic acid and 4-(tert-Butyldimethylsilyloxy)-2-chlorophenylboronic acid. Key properties include a boiling point of 351.6ºC at 760 mmHg, a density of 1.1g/cm3 and a flash point of 166.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
412343-21-6
Jingsj CID
J-1412402-4
Molecular Formula
C12H20BClO3Si
Chinese Name
2-氯-4-(((1,1-二甲基乙基)二甲基甲硅烷基)氧基)苯硼酸
Molecular Weight
286.63500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point351.6ºC at 760 mmHg
Density1.1g/cm3
Flash Point166.5ºC

Frequently Asked Questions

What is the CAS number of (4-((tert-Butyldimethylsilyl)oxy)-2-chlorophenyl)boronic acid?

The CAS number of (4-((tert-Butyldimethylsilyl)oxy)-2-chlorophenyl)boronic acid is 412343-21-6.

What are the molecular formula and molecular weight of (4-((tert-Butyldimethylsilyl)oxy)-2-chlorophenyl)boronic acid?

(4-((tert-Butyldimethylsilyl)oxy)-2-chlorophenyl)boronic acid has molecular formula C12H20BClO3Si and molecular weight 286.63500 g/mol.

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

Last updated:

How to cite: Jingsj. "(4-((tert-Butyldimethylsilyl)oxy)-2-chlorophenyl)boronic acid (CAS 412343-21-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1412402-4 (accessed 2026-10-25).

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