(Chloromethyl)boronic acid pinacol ester

Also known as: 2-(Chloromethyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, Pinacol (Chloromethyl)boronate, Chloromethylboronic acid pinal ester, 2-Chloromethyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, (4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)methyl chloride, 1,3,2-Dioxaborolane, 2-(chloromethyl)-4,4,5,5-tetramethyl-, C-2393

(Chloromethyl)boronic acid pinacol ester (CAS 83622-42-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H14BClO2 and a molecular weight of 176.44900 g/mol. Key properties include a boiling point of 81 ºC (14 Torr), a density of 1.02±0.1 g/cm3 and a flash point of 54.0±22.6 ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 83622-42-8
Jingsj CID: J-1383463-4
Molecular Formula: C₇H₁₄BClO₂
Molecular Weight: 176.44900 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	81 ºC (14 Torr)
Density	1.02±0.1 g/cm3
Flash Point	54.0±22.6 ºC
Exact Mass	176.07800
PSA	18.46000
LogP	2.27490
Storage Conditions	2-8°C

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 (Chloromethyl)boronic acid pinacol ester?

The CAS number of (Chloromethyl)boronic acid pinacol ester is 83622-42-8.

What are the molecular formula and molecular weight of (Chloromethyl)boronic acid pinacol ester?

(Chloromethyl)boronic acid pinacol ester has molecular formula C7H14BClO2 and molecular weight 176.44900 g/mol.

What are the upstream and downstream products of (Chloromethyl)boronic acid pinacol ester?

For (Chloromethyl)boronic acid pinacol ester, Upstream Products: 2,3-Dimethyl-2,3-butanediol, Triisopropyl borate, Chloroiodomethane; Downstream Products: (Z)-2-(But-2-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane, Allylboronic acid pinacol ester, (E)-2-(But-2-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane.

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. "(Chloromethyl)boronic acid pinacol ester (CAS 83622-42-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1383463-4 (accessed 2026-11-09).

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