Ethyl 2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetate

Also known as: 4-(ethoxycarbonylmethyl)phenylboronic acid, pinacol ester, 2-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]acetic acid ethyl ester, Ethyl 2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetate, 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzeneacetic acid ethyl ester, Ethyl [4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]acetate

Ethyl 2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetate (CAS 859169-20-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C16H23BO4 and a molecular weight of 290.162 g/mol. Key properties include a boiling point of 377.7±25.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 182.3±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 859169-20-3
Jingsj CID: J-1438159-0
Molecular Formula: C₁₆H₂₃BO₄
Molecular Weight: 290.162 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	377.7±25.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	182.3±23.2 °C
Exact Mass	290.168945
PSA	44.76000
LogP	2.09140
Vapor Pressure	0.0±0.9 mmHg at 25°C
Refractive Index	1.496
Storage Conditions	2-8°C

Customs & Trade Information

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Ethyl 2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetate?

The CAS number of Ethyl 2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetate is 859169-20-3.

What are the molecular formula and molecular weight of Ethyl 2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetate?

Ethyl 2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetate has molecular formula C16H23BO4 and molecular weight 290.162 g/mol.

What are the upstream and downstream products of Ethyl 2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetate?

For Ethyl 2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetate, Upstream Products: Ethyl 4-bromophenylacetate, Bis(pinacolato)diboron, ethyl 2-(4-iodophenyl)acetate; Downstream Products: 4-ethoxycarbonylmethylphenylboronic acid, AM095 free acid, 2-(4-(Pyridin-2-yl)phenyl)acetic acid.

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. "Ethyl 2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetate (CAS 859169-20-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1438159-0 (accessed 2026-11-09).

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