4-(ethylsulfamoyl)phenylboronic acid

4-(乙基磺酰胺基)苯硼酸

Also known as: N-ethyl 4-boronobenzenesulfonamide, 4-(N-ethylsulfamoyl)benzeneboronic acid, 4-borono-N-ethylbenzenesulfonamide, 4-[(ethylamino)sulfonyl]benzeneboronic acid, [4-(ethylsulfamoyl)phenyl]boronic acid

4-(ethylsulfamoyl)phenylboronic acid (CAS 871329-65-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H12BNO4S and a molecular weight of 229.06100 g/mol. It is also known as N-ethyl 4-boronobenzenesulfonamide, 4-(N-ethylsulfamoyl)benzeneboronic acid and 4-borono-N-ethylbenzenesulfonamide. Key properties include a melting point of 132-136ºC, a boiling point of 424.9ºC at 760 mmHg, a density of 1.36g/cm3 and a flash point of 210.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
871329-65-6
Jingsj CID
J-1072536-4
Molecular Formula
C8H12BNO4S
Chinese Name
4-(乙基磺酰胺基)苯硼酸
Molecular Weight
229.06100 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point132-136ºC
Boiling Point424.9ºC at 760 mmHg
Density1.36g/cm3
Flash Point210.8ºC

Frequently Asked Questions

What is the CAS number of 4-(ethylsulfamoyl)phenylboronic acid?

The CAS number of 4-(ethylsulfamoyl)phenylboronic acid is 871329-65-6.

What are the molecular formula and molecular weight of 4-(ethylsulfamoyl)phenylboronic acid?

4-(ethylsulfamoyl)phenylboronic acid has molecular formula C8H12BNO4S and molecular weight 229.06100 g/mol.

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

Last updated:

How to cite: Jingsj. "4-(ethylsulfamoyl)phenylboronic acid (CAS 871329-65-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1072536-4 (accessed 2026-10-25).

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