Pinacol vinylboronate

Also known as: 2-Vinyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, 2-Ethenyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, Vinylboronic acid pinacol ester, 4,4,5,5-Tetramethyl-2-vinyl-1,3,2-dioxaborolane, Vinylboronic acid pinacol ester (contains phenothiazine as stabilizer), Vinylboronic acid pinacol ester, 10 wt.% solution in hexanes, MFCD00192492

Pinacol vinylboronate (CAS 75927-49-0) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H15BO2 and a molecular weight of 154.014 g/mol. Key properties include a boiling point of 131.6±23.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 33.4±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 75927-49-0
Jingsj CID: J-39311-3
Molecular Formula: C₈H₁₅BO₂
Molecular Weight: 154.014 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	131.6±23.0 °C at 760 mmHg
Density	0.9±0.1 g/cm3
Flash Point	33.4±22.6 °C
Exact Mass	154.116516
PSA	18.46000
LogP	1.80380
Vapor Pressure	11.3±0.2 mmHg at 25°C
Refractive Index	1.420

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Pinacol vinylboronate?

The CAS number of Pinacol vinylboronate is 75927-49-0.

What are the molecular formula and molecular weight of Pinacol vinylboronate?

Pinacol vinylboronate has molecular formula C8H15BO2 and molecular weight 154.014 g/mol.

What are the upstream and downstream products of Pinacol vinylboronate?

For Pinacol vinylboronate, Upstream Products: Pinacolborane, 2,3-Dimethyl-2,3-butanediol; Downstream Products: 4-nitro-trans-beta-styrylboronic acid pinacol ester, 4-forMyl-trans-beta-styrylboronic acid pinacol ester, 5-bromo-2-vinylpyridine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Pinacol vinylboronate (CAS 75927-49-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39311-3 (accessed 2026-11-09).

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