4-Hydroxyphenylarsonic Acid
Also known as: p-Hydroxyphenylarsonic acid, p-Hydroxybenzenearsonic acid, (4-Hydroxyphenyl)arsonic acid, 4-Hydroxybenzenearsonic acid, Arsonic acid, As-(4-hydroxyphenyl)-, Oxarsanilic acid, Phend-p-arsonic acid
4-Hydroxyphenylarsonic Acid (CAS 98-14-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H7AsO4 and a molecular weight of 218.039 g/mol. Key properties include a melting point of 174 °C, a boiling point of 529.9±52.0 °C at 760 mmHg and a flash point of 288.3±27.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 98-14-6
- Jingsj CID
- J-42830-8
- Molecular Formula
- C6H7AsO4
- Molecular Weight
- 218.039 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 174 °C |
|---|---|
| Boiling Point | 529.9±52.0 °C at 760 mmHg |
| Flash Point | 288.3±27.2 °C |
| Exact Mass | 217.956024 |
| PSA | 77.76000 |
| LogP | -0.74 |
| Vapor Pressure | 0.0±1.5 mmHg at 25°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 4-Hydroxyphenylarsonic Acid?
The CAS number of 4-Hydroxyphenylarsonic Acid is 98-14-6.
What are the molecular formula and molecular weight of 4-Hydroxyphenylarsonic Acid?
4-Hydroxyphenylarsonic Acid has molecular formula C6H7AsO4 and molecular weight 218.039 g/mol.
What are the upstream and downstream products of 4-Hydroxyphenylarsonic Acid?
For 4-Hydroxyphenylarsonic Acid, Upstream Products: Arsenic acid, Phenol, Arsanilic acid; Downstream Products: Roxarsone, 2,4,6-Tribromophenol, 4-(4-Nitrophenylazo)phenol.
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-Hydroxyphenylarsonic Acid (CAS 98-14-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42830-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.