3,6-Dihydro-2H-pyran-4-boronic acid pinacol ester

3,6-二氢-2H-吡喃-4-硼酸频哪醇酯

Also known as: 2-(3,6-Dihydro-2H-pyran-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydro-2H-pyran, 3,6-Dihydro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-pyran

3,6-Dihydro-2H-pyran-4-boronic acid pinacol ester (CAS 287944-16-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H19BO3 and a molecular weight of 210.078 g/mol. It is also known as 2-(3,6-Dihydro-2H-pyran-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydro-2H-pyran and 3,6-Dihydro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-pyran. Key properties include a melting point of 63-67℃, a boiling point of 238.6±50.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 98.1±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

287944-16-5

Jingsj CID

J-1010337-5

Molecular Formula

C₁₁H₁₉BO₃

Chinese Name

3,6-二氢-2H-吡喃-4-硼酸频哪醇酯

Molecular Weight

210.078 g/mol

Category

Organic Acids

Last updated

8/21/2026