1-((4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)sulfonyl)pyrrolidine

4-(吡咯烷-1-磺酰基)苯硼酸频哪醇酯

Also known as: 4-(pyrrolidine-1-sulfonyl)phenylboronic acid pinacol ester, 1-((4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)sulfonyl)pyrrolidine, 4-(pyrrolidin-1-ylsulfonyl)phenylboronic acid pinacol ester, bm331, 1-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]sulfonylpyrrolidine

1-((4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)sulfonyl)pyrrolidine (CAS 928657-21-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H24BNO4S and a molecular weight of 337.24200 g/mol. It is also known as 4-(pyrrolidine-1-sulfonyl)phenylboronic acid pinacol ester, 4-(pyrrolidin-1-ylsulfonyl)phenylboronic acid pinacol ester and bm331. Key properties include a boiling point of 459.2ºC at 760 mmHg, a density of 1.21g/cm3 and a flash point of 231.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
928657-21-0
Jingsj CID
J-1038667-1
Molecular Formula
C16H24BNO4S
Chinese Name
4-(吡咯烷-1-磺酰基)苯硼酸频哪醇酯
Molecular Weight
337.24200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point459.2ºC at 760 mmHg
Density1.21g/cm3
Flash Point231.5ºC

Frequently Asked Questions

What is the CAS number of 1-((4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)sulfonyl)pyrrolidine?

The CAS number of 1-((4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)sulfonyl)pyrrolidine is 928657-21-0.

What are the molecular formula and molecular weight of 1-((4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)sulfonyl)pyrrolidine?

1-((4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)sulfonyl)pyrrolidine has molecular formula C16H24BNO4S and molecular weight 337.24200 g/mol.

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

Last updated:

How to cite: Jingsj. "1-((4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)sulfonyl)pyrrolidine (CAS 928657-21-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1038667-1 (accessed 2026-10-25).

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