(4-pentyloxyphenyl)boronic acid

Also known as: 4-Pentyloxyphenylboronic acid, (4-Pentoxyphenyl)boronic acid, 4-(n-Pentyloxy)benzeneboronic acid, 4-(n-Pentyloxy)phenylboronic acid, 4-Pentyloxyphenylboronic Acid (contains varying amounts of Anhydride), Boronic acid, B-[4-(pentyloxy)phenyl]-, AKOS BRN-0164, [4-(Pentyloxy)phenyl]boronic acid

(4-pentyloxyphenyl)boronic acid (CAS 146449-90-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H17BO3 and a molecular weight of 208.062 g/mol. Key properties include a melting point of 98-100ºC, a boiling point of 355.3±44.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 168.7±28.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 146449-90-3
Jingsj CID: J-1329519-7
Molecular Formula: C₁₁H₁₇BO₃
Molecular Weight: 208.062 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	98-100ºC
Boiling Point	355.3±44.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	168.7±28.4 °C
Exact Mass	208.127075
PSA	49.69000
LogP	3.63
Vapor Pressure	0.0±0.8 mmHg at 25°C
Refractive Index	1.508

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 (4-pentyloxyphenyl)boronic acid?

The CAS number of (4-pentyloxyphenyl)boronic acid is 146449-90-3.

What are the molecular formula and molecular weight of (4-pentyloxyphenyl)boronic acid?

(4-pentyloxyphenyl)boronic acid has molecular formula C11H17BO3 and molecular weight 208.062 g/mol.

What are the upstream and downstream products of (4-pentyloxyphenyl)boronic acid?

For (4-pentyloxyphenyl)boronic acid, Upstream Products: 1-Bromo-4-(pentyloxy)benzene, 4-Bromophenol; Downstream Products: 4''-(Pentyloxy)-[1,1':4',1''-terphenyl]-4-carboxylic 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. "(4-pentyloxyphenyl)boronic acid (CAS 146449-90-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1329519-7 (accessed 2026-11-09).

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