(E)-2-(3-methoxystyryl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

(E)-2-(3-甲氧基苯乙烯基)-4,4,5,5-四甲基-1,3,2-二氧杂硼烷

Also known as: trans-2-(3-Methoxyphenyl)vinylboronic acid pinacol ester, 2-[(E)-2-(3-methoxyphenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 3-Methoxy-trans-beta-styrylboronic acid pinacol ester, 3-methoxyphenylvinyl boronic acid pinacol ester, trans-2-(3-Methoxyphenyl)vinylboronic acid pinacol ester, trans-2-(3-Methoxyphenyl)vinylboronic acid pinacol ester 96%

(E)-2-(3-methoxystyryl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 871125-68-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C15H21BO3 and a molecular weight of 260.13600 g/mol. It is also known as trans-2-(3-Methoxyphenyl)vinylboronic acid pinacol ester, 2-[(E)-2-(3-methoxyphenyl)ethenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane and 3-Methoxy-trans-beta-styrylboronic acid pinacol ester. Key properties include a melting point of 36-42ºC(lit.), a boiling point of 313.5ºC at 760 mmHg, a density of 1.02g/cm3 and a flash point of 110ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
871125-68-7
Jingsj CID
J-1183227-4
Molecular Formula
C15H21BO3
Chinese Name
(E)-2-(3-甲氧基苯乙烯基)-4,4,5,5-四甲基-1,3,2-二氧杂硼烷
Molecular Weight
260.13600 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point36-42ºC(lit.)
Boiling Point313.5ºC at 760 mmHg
Density1.02g/cm3
Flash Point110ºC

Frequently Asked Questions

What is the CAS number of (E)-2-(3-methoxystyryl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?

The CAS number of (E)-2-(3-methoxystyryl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane is 871125-68-7.

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

(E)-2-(3-methoxystyryl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane has molecular formula C15H21BO3 and molecular weight 260.13600 g/mol.

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

Last updated:

How to cite: Jingsj. "(E)-2-(3-methoxystyryl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 871125-68-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1183227-4 (accessed 2026-10-25).

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