4-Ethoxycarbonylphenylboronic acid
Also known as: [4-(Ethoxycarbonyl)phenyl]boronic acid, Ethyl 4-boronobenzoate, 4-Carboethoxybenzeneboronic acid, 4-(Ethoxycarbonyl)benzeneboronic acid, 4-Borono-benzoic acid 1-ethyl ester, p-Ethoxycarbonylphenylboronic acid, 4-Carbethoxy-phenyl-boronic acid
4-Ethoxycarbonylphenylboronic acid (CAS 4334-88-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H11BO4 and a molecular weight of 193.992 g/mol. Key properties include a melting point of 184-189 °C, a boiling point of 355.5±44.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 168.8±28.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 4334-88-7
- Jingsj CID
- J-28813-1
- Molecular Formula
- C9H11BO4
- Molecular Weight
- 193.992 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 184-189 °C |
|---|---|
| Boiling Point | 355.5±44.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 168.8±28.4 °C |
| Exact Mass | 194.075043 |
| PSA | 66.76000 |
| LogP | 2.10 |
| Vapor Pressure | 0.0±0.8 mmHg at 25°C |
| Refractive Index | 1.527 |
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-Ethoxycarbonylphenylboronic acid?
The CAS number of 4-Ethoxycarbonylphenylboronic acid is 4334-88-7.
What are the molecular formula and molecular weight of 4-Ethoxycarbonylphenylboronic acid?
4-Ethoxycarbonylphenylboronic acid has molecular formula C9H11BO4 and molecular weight 193.992 g/mol.
What are the upstream and downstream products of 4-Ethoxycarbonylphenylboronic acid?
For 4-Ethoxycarbonylphenylboronic acid, Upstream Products: 4-Carboxyphenylboronic acid, Ethyl 4-iodobenzoate, Ethanol; Downstream Products: Diethyl 4,4'-biphenyldicarboxylate, ethyl 4'-acetyl-[1,1'-biphenyl]-4-carboxylate, [1,1'-Biphenyl]-4-carboxylic acid, ethyl ester.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-Ethoxycarbonylphenylboronic acid (CAS 4334-88-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28813-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.