n-Butylboronic acid pinacol ester

Also known as: 2-Butyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, Butylboronic Acid Pinacol Ester, 2-butyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 1,3,2-Dioxaborolane, 2-butyl-4,4,5,5-tetramethyl-, But-1-ylboronic acid, pinacol ester, Butane-1-boronic acid, pinacol ester

n-Butylboronic acid pinacol ester (CAS 69190-62-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H21BO2 and a molecular weight of 184.083 g/mol. Key properties include a boiling point of 197.5±9.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 73.2±18.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 69190-62-1
Jingsj CID: J-12717-3
Molecular Formula: C₁₀H₂₁BO₂
Molecular Weight: 184.083 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	197.5±9.0 °C at 760 mmHg
Density	0.9±0.1 g/cm3
Flash Point	73.2±18.7 °C
Exact Mass	184.163467
PSA	18.46000
LogP	2.87870
Vapor Pressure	0.5±0.4 mmHg at 25°C
Refractive Index	1.420

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 n-Butylboronic acid pinacol ester?

The CAS number of n-Butylboronic acid pinacol ester is 69190-62-1.

What are the molecular formula and molecular weight of n-Butylboronic acid pinacol ester?

n-Butylboronic acid pinacol ester has molecular formula C10H21BO2 and molecular weight 184.083 g/mol.

What are the upstream and downstream products of n-Butylboronic acid pinacol ester?

For n-Butylboronic acid pinacol ester, Upstream Products: 1-Bromobutane, Bis(pinacolato)diboron, 2,3-Dimethyl-2,3-butanediol; Downstream Products: 1-Hepten-3-ol, 1-(4-Butylphenyl)ethan-1-one.

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. "n-Butylboronic acid pinacol ester (CAS 69190-62-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12717-3 (accessed 2026-11-09).

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