Phenylarsonic acid
Also known as: Arsonic acid, As-phenyl-, Benzenearsonic acid, Phenylarsonic acid, Phenyldihydroxyarsine oxide, NSC 15566, AI3-16050, Phenylarsonsure, Kyselina benzenarsonova, Monophenylarsonic acid, Phenylarsonicacid,98%
Phenylarsonic acid (CAS 98-05-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H7AsO3 and a molecular weight of 202.04000 g/mol. Key properties include a melting point of 160 °C, a boiling point of 438.2ºC at 760mmHg, a density of 1,76 g/cm3 and a flash point of 232.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 98-05-5
- Jingsj CID
- J-47878-4
- Molecular Formula
- C6H7AsO3
- Molecular Weight
- 202.04000 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 160 °C |
|---|---|
| Boiling Point | 438.2ºC at 760mmHg |
| Density | 1,76 g/cm3 |
| Flash Point | 232.9ºC |
| Exact Mass | 201.96100 |
| PSA | 57.53000 |
Frequently Asked Questions
What is the CAS number of Phenylarsonic acid?
The CAS number of Phenylarsonic acid is 98-05-5.
What are the molecular formula and molecular weight of Phenylarsonic acid?
Phenylarsonic acid has molecular formula C6H7AsO3 and molecular weight 202.04000 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Phenylarsonic acid (CAS 98-05-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47878-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.