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3-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine

Also known as: 5-Methoxy-3-pyridylboronic acid pinacol ester, 3-Methoxypyridine-5-boronic acid pinacol ester, 5-Methoxypyridine-3-boronic acid pinacol ester, 3-Methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine, 2-(5-Methoxypyridin-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 3-Methoxy-5-(pinacolboranato)pyridine, pyridineboronic acid pinacol ester, 5-Methoxy-3-pyridineboronic acid pinacol ester, 3-Methoxy-5-pyridineboronic acid pinacol ester

3-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 445264-60-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H18BNO3 and a molecular weight of 235.08700 g/mol. Key properties include a melting point of 100-108ºC, a boiling point of 346.3ºC at 760 mmHg, a density of 1.06g/cm3 and a flash point of 163.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
445264-60-8
Jingsj CID
J-1494832-4
Molecular Formula
C12H18BNO3
Molecular Weight
235.08700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Melting Point100-108ºC
Boiling Point346.3ºC at 760 mmHg
Density1.06g/cm3
Flash Point163.3ºC
Exact Mass235.13800
PSA40.58000
LogP1.38940
Refractive Index1.489
Storage Conditions2-8°C

Customs & Trade Information

HS Code2934999090
Summary2934999090. 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 3-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine?

The CAS number of 3-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine is 445264-60-8.

What are the molecular formula and molecular weight of 3-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine?

3-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine has molecular formula C12H18BNO3 and molecular weight 235.08700 g/mol.

What are the upstream and downstream products of 3-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine?

For 3-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine, Upstream Products: 3-Bromo-5-methoxypyridine, Bis(pinacolato)diboron, 2,3-Dimethyl-2,3-butanediol.

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

Last updated:

How to cite: Jingsj. "3-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (CAS 445264-60-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1494832-4 (accessed 2026-11-09).

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