4-n-Octyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene

4-正辛基-2-(4,4,5,5-四甲基-1,3,2-二氧硼戊环-2-基)噻吩

Also known as: 4,4,5,5-Tetramethyl-2-(4-n-octyl-2-thienyl)-1,3,2-dioxaborolan, 4,4,5,5-Tetramethyl-2-(4-octylthiophen-2-yl)-1,3,2-dioxaborolane, 4-n-Octyl-2-thiopheneboronic Acid Pinacol Ester, 4-octylthiophene-2-boronic acid pinacol ester, 1,3,2-Dioxaborolane, 4,4,5,5-tetramethyl-2-(4-octyl-2-thienyl)-

4-n-Octyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene (CAS 405165-12-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C18H31BO2S and a molecular weight of 322.314 g/mol. It is also known as 4,4,5,5-Tetramethyl-2-(4-n-octyl-2-thienyl)-1,3,2-dioxaborolan, 4,4,5,5-Tetramethyl-2-(4-octylthiophen-2-yl)-1,3,2-dioxaborolane and 4-n-Octyl-2-thiopheneboronic Acid Pinacol Ester. Key properties include a boiling point of 414.0±33.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 204.2±25.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

405165-12-0

Jingsj CID

J-1516154-3

Molecular Formula

C₁₈H₃₁BO₂S

Chinese Name

4-正辛基-2-(4,4,5,5-四甲基-1,3,2-二氧硼戊环-2-基)噻吩

Molecular Weight

322.314 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026