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5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3-sulfonamide

Also known as: 5-Sulfamoylpyridine-3-boronic acid pinacol ester, 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3-sulfonamide, 5-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-3-PYRIDINESULFONAMIDE, pyridine-3-sulfonamide-5-ylboronic acid pinacol ester, 5-SULFAMOYLPYRIDINE-3-BORONIC ACID PINACOL ESTER

5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3-sulfonamide (CAS 1083326-26-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H17BN2O4S and a molecular weight of 284.14000 g/mol. Key property: a boiling point of 470.0±55.0°C at 760 mmHg. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1083326-26-4
Jingsj CID
J-1190199-8
Molecular Formula
C11H17BN2O4S
Molecular Weight
284.14000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point470.0±55.0°C at 760 mmHg
Exact Mass284.10000
PSA99.89000
LogP1.80930

Customs & Trade Information

HS Code2935009090
Summary2935009090 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 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3-sulfonamide?

The CAS number of 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3-sulfonamide is 1083326-26-4.

What are the molecular formula and molecular weight of 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3-sulfonamide?

5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3-sulfonamide has molecular formula C11H17BN2O4S and molecular weight 284.14000 g/mol.

What are the upstream and downstream products of 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3-sulfonamide?

For 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3-sulfonamide, Upstream Products: 5-bromopyridine-3-sulfonamide, Bis(pinacolato)diboron, 3-Pyridinesulfonic acid.

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

Last updated:

How to cite: Jingsj. "5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3-sulfonamide (CAS 1083326-26-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1190199-8 (accessed 2026-11-09).

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