4-nitroperoxybenzoic acid
4-硝基过氧苯甲酸
Also known as: 4-Nitroperbenzoic acid, p-Nitroperbenzoic acid, p-Nitroperoxybenzoic acid, Benzenecarboperoxoic acid, 4-nitro-, Peroxybenzoic acid, p-nitro-, 4-nitrobenzenecarboperoxoic acid, EINECS 213-401-2, NSC 68056, Caswell No. 602A, acide p-nitroperbenzoique, p-NO2-C6H4-CO3H
4-nitroperoxybenzoic acid (CAS 943-39-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H5NO5 and a molecular weight of 183.11800 g/mol. It is also known as 4-Nitroperbenzoic acid, p-Nitroperbenzoic acid and p-Nitroperoxybenzoic acid. Key properties include a melting point of 144ºC, a boiling point of 381.4ºC at 760mmHg, a density of 1.523g/cm3 and a flash point of 184.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 943-39-5
- Jingsj CID
- J-1452200-4
- Molecular Formula
- C7H5NO5
- Chinese Name
- 4-硝基过氧苯甲酸
- Molecular Weight
- 183.11800 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 144ºC |
|---|---|
| Boiling Point | 381.4ºC at 760mmHg |
| Density | 1.523g/cm3 |
| Flash Point | 184.5ºC |
| Exact Mass | 183.01700 |
| PSA | 92.35000 |
| LogP | 1.74780 |
| Refractive Index | 1.606 |
Customs & Trade Information
| HS Code | 2918300090 |
|---|---|
| Summary | 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 4-nitroperoxybenzoic acid?
The CAS number of 4-nitroperoxybenzoic acid is 943-39-5.
What are the molecular formula and molecular weight of 4-nitroperoxybenzoic acid?
4-nitroperoxybenzoic acid has molecular formula C7H5NO5 and molecular weight 183.11800 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-nitroperoxybenzoic acid (CAS 943-39-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1452200-4 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.