4,4'-Dinitrodiphenylamine
Also known as: Bis(4-nitrophenyl)amine, 4,4'-Iminobis(1-nitrobenzene), 4-Nitro-N-(4-nitrophenyl)benzenamine, 4-nitro-4'-nitrodiphenylamine, 4-nitro-N-(4-nitrophenyl)aniline, N-(4-Nitrophenyl)-4-nitroaniline, NSC 36659
4,4'-Dinitrodiphenylamine (CAS 1821-27-8) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C12H9N3O4 and a molecular weight of 259.21800 g/mol. Key properties include a melting point of 216ºC, a boiling point of 464.1ºC at 760 mmHg, a density of 1.446 g/cm3 and a flash point of 234.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1821-27-8
- Jingsj CID
- J-43003-5
- Molecular Formula
- C12H9N3O4
- Molecular Weight
- 259.21800 g/mol
- Category
- Organic Bases
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 216ºC |
|---|---|
| Boiling Point | 464.1ºC at 760 mmHg |
| Density | 1.446 g/cm3 |
| Flash Point | 234.4ºC |
| Exact Mass | 259.05900 |
| PSA | 103.67000 |
| LogP | 4.36600 |
| Vapor Pressure | 8.63E-09mmHg at 25°C |
| Refractive Index | 1.693 |
Customs & Trade Information
| HS Code | 2921499090 |
|---|---|
| Summary | 2921499090 other aromatic monoamines and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 4,4'-Dinitrodiphenylamine?
The CAS number of 4,4'-Dinitrodiphenylamine is 1821-27-8.
What are the molecular formula and molecular weight of 4,4'-Dinitrodiphenylamine?
4,4'-Dinitrodiphenylamine has molecular formula C12H9N3O4 and molecular weight 259.21800 g/mol.
What are the upstream and downstream products of 4,4'-Dinitrodiphenylamine?
For 4,4'-Dinitrodiphenylamine, Upstream Products: nitrobenzene, Urea, 1-Fluoro-4-nitrobenzene; Downstream Products: Tris(4-nitrophenyl)amine, 4,4'-Iminodianiline, 4-Nitro-N-(4-nitrophenyl)-N-phenylaniline.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4,4'-Dinitrodiphenylamine (CAS 1821-27-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43003-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.