5-Phenyl-1-pentenylboronic acid pinacol ester

5-苯基-1-戊烯基硼酸频哪醇酯

Also known as: 4,4,5,5-Tetramethyl-2-(5-phenylpent-1-en-1-yl)-1,3,2-dioxaborolane, (E)-4,4,5,5-Tetramethyl-2-(5-phenylpent-1-en-1-yl)-1,3,2-dioxaborolane, 1,3,2-Dioxaborolane, 4,4,5,5-tetramethyl-2-(5-phenyl-1-penten-1-yl)-, 4,4,5,5-tetramethyl-2-[(E)-5-phenylpent-1-enyl]-1,3,2-dioxaborolane, MFCD03788752

5-Phenyl-1-pentenylboronic acid pinacol ester (CAS 154820-97-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C17H25BO2 and a molecular weight of 272.19000 g/mol. It is also known as 4,4,5,5-Tetramethyl-2-(5-phenylpent-1-en-1-yl)-1,3,2-dioxaborolane, (E)-4,4,5,5-Tetramethyl-2-(5-phenylpent-1-en-1-yl)-1,3,2-dioxaborolane and 1,3,2-Dioxaborolane, 4,4,5,5-tetramethyl-2-(5-phenyl-1-penten-1-yl)-. Key properties include a boiling point of 335.2ºC at 760mmHg, a density of 0.97g/cm3 and a flash point of 156.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
154820-97-0
Jingsj CID
J-1517091-4
Molecular Formula
C17H25BO2
Chinese Name
5-苯基-1-戊烯基硼酸频哪醇酯
Molecular Weight
272.19000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point335.2ºC at 760mmHg
Density0.97g/cm3
Flash Point156.5ºC

Frequently Asked Questions

What is the CAS number of 5-Phenyl-1-pentenylboronic acid pinacol ester?

The CAS number of 5-Phenyl-1-pentenylboronic acid pinacol ester is 154820-97-0.

What are the molecular formula and molecular weight of 5-Phenyl-1-pentenylboronic acid pinacol ester?

5-Phenyl-1-pentenylboronic acid pinacol ester has molecular formula C17H25BO2 and molecular weight 272.19000 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Phenyl-1-pentenylboronic acid pinacol ester (CAS 154820-97-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1517091-4 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.