(4-(((tert-Butyldimethylsilyl)oxy)methyl)phenyl)boronic acid

Also known as: 4-TBDMSO-methylphenylboronic acid, 4-TBSMS-hydroxymethylphenylboronic acid, B-[4-[[[(1,1-Dimethylethyl)dimethylsilyl]oxy]methyl]phenyl]boronic acid, Boronic acid, B-[4-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]phenyl]-, [4-[[[1,1-Dimethylethyl)dimethylsilyl]oxy]methyl]phenylboronic Acid, [4-[[[tert-Butyl)dimethylsilyl]oxy]methyl]phenylboronic acid, [4-[[tert-butyl(dimethyl)silyl]oxymethyl]phenyl]boronic acid

(4-(((tert-Butyldimethylsilyl)oxy)methyl)phenyl)boronic acid (CAS 162356-89-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H23BO3Si and a molecular weight of 266.21600 g/mol. Key property: a melting point of 153-155ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 162356-89-0
Jingsj CID: J-1509240-7
Molecular Formula: C₁₃H₂₃BO₃Si
Molecular Weight: 266.21600 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	153-155ºC
Exact Mass	266.15100
PSA	49.69000
LogP	1.88820
Refractive Index	1.509
Storage Conditions	2-8°C

Customs & Trade Information

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

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

The CAS number of (4-(((tert-Butyldimethylsilyl)oxy)methyl)phenyl)boronic acid is 162356-89-0.

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

(4-(((tert-Butyldimethylsilyl)oxy)methyl)phenyl)boronic acid has molecular formula C13H23BO3Si and molecular weight 266.21600 g/mol.

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. "(4-(((tert-Butyldimethylsilyl)oxy)methyl)phenyl)boronic acid (CAS 162356-89-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1509240-7 (accessed 2026-11-09).

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