2-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)acetamide

2-(4-(4,4,5,5-四甲基-1,3,2-二氧杂硼杂环戊烷-2-基)-1H-吡唑-1-基)乙酰胺

Also known as: 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-1-acetamide, 2-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]acetamide, 1H-Pyrazole-1-acetamide, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, (1-(2-Amino-2-oxoethyl)-1H-pyrazol-4-yl)boronic acid pinacol ester, 2-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazol-1-yl]acetamide, QC-4909

2-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)acetamide (CAS 1083326-46-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H18BN3O3 and a molecular weight of 251.090 g/mol. It is also known as 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-1-acetamide, 2-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]acetamide and 1H-Pyrazole-1-acetamide, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-. Key properties include a boiling point of 440.8±25.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 220.4±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

1083326-46-8

Jingsj CID

J-1076225-3

Molecular Formula

C₁₁H₁₈BN₃O₃

Chinese Name

2-(4-(4,4,5,5-四甲基-1,3,2-二氧杂硼杂环戊烷-2-基)-1H-吡唑-1-基)乙酰胺

Molecular Weight

251.090 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026