Nitarsone
Also known as: 4-Nitrophenylarsonic acid, p-Nitrobenzenearsonic acid, Arsonic acid, As-(4-nitrophenyl)-, 4-NBA, Nitarson, Histostat, Hep-a-stat, Ras-26
Nitarsone (CAS 98-72-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H6AsNO5 and a molecular weight of 247.03700 g/mol. Key properties include a melting point of 298-300(分解)ºC, a boiling point of 540.9ºC at 760mmHg and a flash point of 243.3ºC. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H331 — Toxic if inhaled and H410 — Very toxic to aquatic life with long lasting effects. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 98-72-6
- Jingsj CID
- J-1516636-6
- Molecular Formula
- C6H6AsNO5
- Molecular Weight
- 247.03700 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 298-300(分解)ºC |
|---|---|
| Boiling Point | 540.9ºC at 760mmHg |
| Flash Point | 243.3ºC |
| Exact Mass | 246.94600 |
| PSA | 103.35000 |
GHS Safety & Compliance
- H301 — Toxic if swallowed
- H331 — Toxic if inhaled
- H410 — Very toxic to aquatic life with long lasting effects
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 Nitarsone?
The CAS number of Nitarsone is 98-72-6.
What are the molecular formula and molecular weight of Nitarsone?
Nitarsone has molecular formula C6H6AsNO5 and molecular weight 247.03700 g/mol.
Is Nitarsone hazardous?
Nitarsone has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H331 — Toxic if inhaled; H410 — Very toxic to aquatic life with long lasting effects.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Nitarsone (CAS 98-72-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516636-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.