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

Also known as: 1,3,2-Dioxaborolane, 2-(5-hexyl-2-thienyl)-4,4,5,5-tetramethyl-, 2-(5-Hexyl-2-thienyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 2-(5-Hexylthiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 5-Hexyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene, 5-Hexyl-2-thiopheneboronic acid pinacol ester, 5-Hexylthiopheneboronic acid pinacol ester, 2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5-hexylthiophene

2-(5-Hexylthiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 917985-54-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C16H27BO2S and a molecular weight of 294.26000 g/mol. Key properties include a boiling point of 140-142ºC/0.5 mmHg and a density of 0.977 g/mL at 25ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
917985-54-7
Jingsj CID
J-1500040-5
Molecular Formula
C16H27BO2S
Molecular Weight
294.26000 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point140-142ºC/0.5 mmHg
Density0.977 g/mL at 25ºC
Exact Mass294.18200
PSA46.70000
LogP4.17010
Refractive Indexn20/D 1.5

Frequently Asked Questions

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

The CAS number of 2-(5-Hexylthiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane is 917985-54-7.

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

2-(5-Hexylthiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane has molecular formula C16H27BO2S and molecular weight 294.26000 g/mol.

What are the upstream and downstream products of 2-(5-Hexylthiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane?

For 2-(5-Hexylthiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, Upstream Products: 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 5-bromo-2-hexylthiophene, 2-Hexylthiophene; Downstream Products: 4,4'-Bis(5-hexyl-2-thienyl)-2,2'-bipyridine, 5-Hexyl-2,2'-bithiophene.

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

Last updated:

How to cite: Jingsj. "2-(5-Hexylthiophen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 917985-54-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1500040-5 (accessed 2026-11-09).

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