2,3,4-Trimethoxyphenylboronic acid
Also known as: (2,3,4-Trimethoxyphenyl)boronic acid, 2,3,4-Trimethoxybenzeneboronic acid, 2-Methoxy-3-methoxy-4-methoxyphenyldihydroxyborane, MFCD01318183, AKOS BRN-0139
2,3,4-Trimethoxyphenylboronic acid (CAS 118062-05-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H13BO5 and a molecular weight of 212.00800 g/mol. Key properties include a melting point of 74-79 °C(lit.), a boiling point of 371.1ºC at 760mmHg, a density of 1.21g/cm3 and a flash point of 178.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 118062-05-8
- Jingsj CID
- J-25047-5
- Molecular Formula
- C9H13BO5
- Molecular Weight
- 212.00800 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 74-79 °C(lit.) |
|---|---|
| Boiling Point | 371.1ºC at 760mmHg |
| Density | 1.21g/cm3 |
| Flash Point | 178.3ºC |
| Exact Mass | 212.08600 |
| PSA | 68.15000 |
| Vapor Pressure | 3.65E-06mmHg at 25°C |
| Refractive Index | 1.513 |
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 2,3,4-Trimethoxyphenylboronic acid?
The CAS number of 2,3,4-Trimethoxyphenylboronic acid is 118062-05-8.
What are the molecular formula and molecular weight of 2,3,4-Trimethoxyphenylboronic acid?
2,3,4-Trimethoxyphenylboronic acid has molecular formula C9H13BO5 and molecular weight 212.00800 g/mol.
What are the upstream and downstream products of 2,3,4-Trimethoxyphenylboronic acid?
For 2,3,4-Trimethoxyphenylboronic acid, Upstream Products: 1-bromo-2,3,4-trimethoxybenzene, Tributyl borate; Downstream Products: 2,3,4-Trimethoxybenzonitrile, 1,2,3-Trimethoxybenzene, Urolithin D.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,3,4-Trimethoxyphenylboronic acid (CAS 118062-05-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25047-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.