2-(Cyclopent-2-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

2-(环戊-2-烯-1-基)-4,4,5,5-四甲基-1,3,2-二氧杂硼烷

Also known as: 1,3,2-Dioxaborolane, 2-(2-cyclopenten-1-yl)-4,4,5,5-tetramethyl-, Cyclopent-2-en-1-ylboronic Acid Pinacol Ester

2-(Cyclopent-2-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 287944-11-0) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H19BO2 and a molecular weight of 194.08 g/mol. It is also known as 1,3,2-Dioxaborolane, 2-(2-cyclopenten-1-yl)-4,4,5,5-tetramethyl- and Cyclopent-2-en-1-ylboronic Acid Pinacol Ester. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 287944-11-0
Jingsj CID: J-969984-5
Molecular Formula: C₁₁H₁₉BO₂
Chinese Name: 2-(环戊-2-烯-1-基)-4,4,5,5-四甲基-1,3,2-二氧杂硼烷
Molecular Weight: 194.08 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-(Cyclopent-2-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?

The CAS number of 2-(Cyclopent-2-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane is 287944-11-0.

What are the molecular formula and molecular weight of 2-(Cyclopent-2-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?

2-(Cyclopent-2-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane has molecular formula C11H19BO2 and molecular weight 194.08 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-(Cyclopent-2-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 287944-11-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-969984-5 (accessed 2026-10-24).

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