2-[(1E)-2-(4-bromophenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

(E)-2-(4-溴苯乙烯基)-4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷

Also known as: (E)-2-(4-Bromostyryl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 4-bromo-trans-beta-styrylboronic acid pinacol ester, (E)-2-(4-bromophenyl)ethenylboronic acid pinacol ester, 1,3,2-Dioxaborolane, 2-[(1E)-2-(4-bromophenyl)ethenyl]-4,4,5,5-tetramethyl-

2-[(1E)-2-(4-bromophenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1242770-51-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C14H18BBrO2 and a molecular weight of 309.00700 g/mol. It is also known as (E)-2-(4-Bromostyryl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 4-bromo-trans-beta-styrylboronic acid pinacol ester and (E)-2-(4-bromophenyl)ethenylboronic acid pinacol ester. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1242770-51-9
Jingsj CID
J-1508691-0
Molecular Formula
C14H18BBrO2
Chinese Name
(E)-2-(4-溴苯乙烯基)-4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷
Molecular Weight
309.00700 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-[(1E)-2-(4-bromophenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?

The CAS number of 2-[(1E)-2-(4-bromophenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane is 1242770-51-9.

What are the molecular formula and molecular weight of 2-[(1E)-2-(4-bromophenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?

2-[(1E)-2-(4-bromophenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane has molecular formula C14H18BBrO2 and molecular weight 309.00700 g/mol.

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

Last updated:

How to cite: Jingsj. "2-[(1E)-2-(4-bromophenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1242770-51-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1508691-0 (accessed 2026-10-25).

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