(3,4-Dimethoxyphenyl)boronic acid

Also known as: 3,4-Dimethoxyphenylboronic acid, 3,4-Dimethoxybenzeneboronic acid, Boronic acid, B-(3,4-dimethoxyphenyl)-, Boronic acid, (3,4-dimethoxyphenyl)- (9CI), MFCD01074574

(3,4-Dimethoxyphenyl)boronic acid (CAS 122775-35-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H11BO4 and a molecular weight of 181.98 g/mol. Key properties include a melting point of 245-250 °C(lit.), a boiling point of 336.7±52.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 157.4±30.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 122775-35-3
Jingsj CID: J-49246-6
Molecular Formula: C₈H₁₁BO₄
Molecular Weight: 181.98 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	245-250 °C(lit.)
Boiling Point	336.7±52.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	157.4±30.7 °C
Exact Mass	182.075043
PSA	58.92000
LogP	1.33
Vapor Pressure	0.0±0.8 mmHg at 25°C
Refractive Index	1.518
Additional Property	25 g/L

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 (3,4-Dimethoxyphenyl)boronic acid?

The CAS number of (3,4-Dimethoxyphenyl)boronic acid is 122775-35-3.

What are the molecular formula and molecular weight of (3,4-Dimethoxyphenyl)boronic acid?

(3,4-Dimethoxyphenyl)boronic acid has molecular formula C8H11BO4 and molecular weight 181.98 g/mol.

What are the upstream and downstream products of (3,4-Dimethoxyphenyl)boronic acid?

For (3,4-Dimethoxyphenyl)boronic acid, Upstream Products: 4-Bromoveratrole, Trimethyl borate, 2-(3,4-Dimethoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; Downstream Products: 3',4'-dimethoxyflavone, 4-Fluoro-1,2-dimethoxybenzene, 2-(3,4-Dimethoxyphenyl)-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. "(3,4-Dimethoxyphenyl)boronic acid (CAS 122775-35-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49246-6 (accessed 2026-11-09).

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