[4-(3-Ethoxy-3-oxopropyl)phenyl]boronic acid

4-(2-乙氧羰基乙基)苯基硼酸

Also known as: 4-(2-Ethoxycarbonylethyl)benzeneboronic acid, Ethyl 3-(4-boronophenyl)propionate, Benzenepropanoic acid, 4-borono-, ethyl ester, [4-(2-Ethoxycarbonylethyl)phenyl]boronic acid, 4-(3-Ethoxy-3-oxopropyl)benzeneboronic acid, 4-(2-Ethoxycarbonylethyl)benzeneboronic acid

[4-(3-Ethoxy-3-oxopropyl)phenyl]boronic acid (CAS 660440-57-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H15BO4 and a molecular weight of 222.045 g/mol. It is also known as 4-(2-Ethoxycarbonylethyl)benzeneboronic acid, Ethyl 3-(4-boronophenyl)propionate and Benzenepropanoic acid, 4-borono-, ethyl ester. Key properties include a melting point of 80-84ºC, a boiling point of 370.7±44.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 178.0±28.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
660440-57-3
Jingsj CID
J-1453404-1
Molecular Formula
C11H15BO4
Chinese Name
4-(2-乙氧羰基乙基)苯基硼酸
Molecular Weight
222.045 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point80-84ºC
Boiling Point370.7±44.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point178.0±28.4 °C

Frequently Asked Questions

What is the CAS number of [4-(3-Ethoxy-3-oxopropyl)phenyl]boronic acid?

The CAS number of [4-(3-Ethoxy-3-oxopropyl)phenyl]boronic acid is 660440-57-3.

What are the molecular formula and molecular weight of [4-(3-Ethoxy-3-oxopropyl)phenyl]boronic acid?

[4-(3-Ethoxy-3-oxopropyl)phenyl]boronic acid has molecular formula C11H15BO4 and molecular weight 222.045 g/mol.

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

Last updated:

How to cite: Jingsj. "[4-(3-Ethoxy-3-oxopropyl)phenyl]boronic acid (CAS 660440-57-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1453404-1 (accessed 2026-10-23).

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