5-Indoleboronic acid pinacol ester

Also known as: 1H-Indole, 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, 1H-Indole-5-boronic acid pinacol ester, 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indole, 5-Indoleboronic Acid Pinacol Ester, Indole-5-boronic acid pinacol ester, MFCD03789263, pinacol indol-5-ylboronate

5-Indoleboronic acid pinacol ester (CAS 269410-24-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H18BNO2 and a molecular weight of 243.109 g/mol. Key properties include a melting point of 120-125 °C(lit.), a boiling point of 396.0±15.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 193.3±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 269410-24-4
Jingsj CID: J-1967914-2
Molecular Formula: C₁₄H₁₈BNO₂
Molecular Weight: 243.109 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	120-125 °C(lit.)
Boiling Point	396.0±15.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	193.3±20.4 °C
Exact Mass	243.143066
PSA	34.25000
LogP	2.46710
Vapor Pressure	0.0±0.9 mmHg at 25°C
Refractive Index	1.562
Additional Property	Insoluble

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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 5-Indoleboronic acid pinacol ester?

The CAS number of 5-Indoleboronic acid pinacol ester is 269410-24-4.

What are the molecular formula and molecular weight of 5-Indoleboronic acid pinacol ester?

5-Indoleboronic acid pinacol ester has molecular formula C14H18BNO2 and molecular weight 243.109 g/mol.

What are the upstream and downstream products of 5-Indoleboronic acid pinacol ester?

For 5-Indoleboronic acid pinacol ester, Upstream Products: 5-Chloroindole, Bis(pinacolato)diboron, 5-Bromoindole; Downstream Products: tert-butyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indole-1-carboxylate, Methyl indole-5-carboxylate.

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. "5-Indoleboronic acid pinacol ester (CAS 269410-24-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1967914-2 (accessed 2026-11-09).

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