Benzofuran-2-boronic acid, pinacol ester

Also known as: 2-(Benzofuran-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, Benzofuran-2-ylboronic acid pinacol ester, Benzo[b]furan-2-boronic acid pinacol ester, 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[b]furan, Benzofuran, 2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-

Benzofuran-2-boronic acid, pinacol ester (CAS 402503-13-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H17BO3 and a molecular weight of 244.09400 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 402503-13-3
Jingsj CID: J-1183196-2
Molecular Formula: C₁₄H₁₇BO₃
Molecular Weight: 244.09400 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	244.12700
PSA	31.60000
LogP	2.73200

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 Benzofuran-2-boronic acid, pinacol ester?

The CAS number of Benzofuran-2-boronic acid, pinacol ester is 402503-13-3.

What are the molecular formula and molecular weight of Benzofuran-2-boronic acid, pinacol ester?

Benzofuran-2-boronic acid, pinacol ester has molecular formula C14H17BO3 and molecular weight 244.09400 g/mol.

What are the upstream and downstream products of Benzofuran-2-boronic acid, pinacol ester?

For Benzofuran-2-boronic acid, pinacol ester, Upstream Products: Benzofuran, Bis(pinacolato)diboron, Pinacolborane; Downstream Products: Methyl benzofuran-2-carboxylate, 2-Iodo-benzofuran, 2-(Trifluoromethyl)benzofuran.

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. "Benzofuran-2-boronic acid, pinacol ester (CAS 402503-13-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1183196-2 (accessed 2026-11-09).

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