4-(Trifluoromethoxy)benzylboronic acid pinacol ester

Also known as: 4,4,5,5-Tetramethyl-2-(4-(trifluoromethoxy)benzyl)-1,3,2-dioxaborolane, 4,4,5,5-Tetramethyl-2-[[4-(trifluoromethoxy)phenyl]methyl]-1,3,2-dioxaborolane, 4-(Trifluoromethoxy)phenylmethylboronic acid, pinacol ester, 2-[[4-(trifluoromethoxy)phenyl]methyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

4-(Trifluoromethoxy)benzylboronic acid pinacol ester (CAS 872038-32-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H18BF3O3 and a molecular weight of 302.09700 g/mol. Key properties include a boiling point of 100ºC/0.2 mmHg, a density of 1.139 g/mL at 25ºC and a flash point of 105ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 872038-32-9
Jingsj CID: J-1440443-4
Molecular Formula: C₁₄H₁₈BF₃O₃
Molecular Weight: 302.09700 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	100ºC/0.2 mmHg
Density	1.139 g/mL at 25ºC
Flash Point	105ºC
Exact Mass	302.13000
PSA	27.69000
LogP	4.02550
Refractive Index	1.458

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 4-(Trifluoromethoxy)benzylboronic acid pinacol ester?

The CAS number of 4-(Trifluoromethoxy)benzylboronic acid pinacol ester is 872038-32-9.

What are the molecular formula and molecular weight of 4-(Trifluoromethoxy)benzylboronic acid pinacol ester?

4-(Trifluoromethoxy)benzylboronic acid pinacol ester has molecular formula C14H18BF3O3 and molecular weight 302.09700 g/mol.

What are the upstream and downstream products of 4-(Trifluoromethoxy)benzylboronic acid pinacol ester?

For 4-(Trifluoromethoxy)benzylboronic acid pinacol ester, Downstream Products: N-[[4-(trifluoromethoxy)phenyl]methyl]acetamide.

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-(Trifluoromethoxy)benzylboronic acid pinacol ester (CAS 872038-32-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1440443-4 (accessed 2026-11-09).

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