4-(1-Pyrrolidinylsulfonyl)phenylboronic acid

Also known as: [4-(1-Pyrrolidinylsulfonyl)phenyl]boronic acid, (4-(Pyrrolidin-1-ylsulfonyl)phenyl)boronic acid, 4-(Pyrrolidin-1-ylsulfonyl)benzeneboronic acid, Boronic acid, B-[4-(1-pyrrolidinylsulfonyl)phenyl]-, WT837

4-(1-Pyrrolidinylsulfonyl)phenylboronic acid (CAS 486422-57-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H14BNO4S and a molecular weight of 255.098 g/mol. Key properties include a melting point of 275-277ºC, a boiling point of 461.7±55.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 233.0±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 486422-57-5
Jingsj CID: J-1359997-8
Molecular Formula: C₁₀H₁₄BNO₄S
Molecular Weight: 255.098 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	275-277ºC
Boiling Point	461.7±55.0 °C at 760 mmHg
Density	1.4±0.1 g/cm3
Flash Point	233.0±31.5 °C
Exact Mass	255.073654
PSA	86.22000
LogP	1.16
Vapor Pressure	0.0±1.2 mmHg at 25°C
Refractive Index	1.611
Storage Conditions	2-8°C

Customs & Trade Information

HS Code	2935009090
Summary	2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

Frequently Asked Questions

What is the CAS number of 4-(1-Pyrrolidinylsulfonyl)phenylboronic acid?

The CAS number of 4-(1-Pyrrolidinylsulfonyl)phenylboronic acid is 486422-57-5.

What are the molecular formula and molecular weight of 4-(1-Pyrrolidinylsulfonyl)phenylboronic acid?

4-(1-Pyrrolidinylsulfonyl)phenylboronic acid has molecular formula C10H14BNO4S and molecular weight 255.098 g/mol.

What are the upstream and downstream products of 4-(1-Pyrrolidinylsulfonyl)phenylboronic acid?

For 4-(1-Pyrrolidinylsulfonyl)phenylboronic acid, Upstream Products: 4-Bromobenzenesulfonyl chloride.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-(1-Pyrrolidinylsulfonyl)phenylboronic acid (CAS 486422-57-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1359997-8 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.