Pyromellitic diimide
Also known as: Pyromellitimide, Benzene-1,2,4,5-tetracarboxylic diimide, 1,2,4,5-Benzenetetracarboxylic acid diimide, Benzo[1,2-c:4,5-c']dipyrrole-1,3,5,7(2H,6H)-tetrone, Pyrrolo[3,4-f]isoindole-1,3,5,7(2H,6H)-tetrone, 1,2:4,5-Benzenebis(dicarbimide), Pyrrolo[3,4-f]isoindole-1,3,5,7-tetraone
Pyromellitic diimide (CAS 2550-73-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H4N2O4 and a molecular weight of 216.15000 g/mol. Key properties include a melting point of >320 °C(lit.) and a density of 1.719g/cm3. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 2550-73-4
- Jingsj CID
- J-33436-1
- Molecular Formula
- C10H4N2O4
- Molecular Weight
- 216.15000 g/mol
- Category
- Organic Acids
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | >320 °C(lit.) |
|---|---|
| Density | 1.719g/cm3 |
| Exact Mass | 216.01700 |
| PSA | 99.86000 |
| Refractive Index | 1.7 |
Customs & Trade Information
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of Pyromellitic diimide?
The CAS number of Pyromellitic diimide is 2550-73-4.
What are the molecular formula and molecular weight of Pyromellitic diimide?
Pyromellitic diimide has molecular formula C10H4N2O4 and molecular weight 216.15000 g/mol.
What are the upstream and downstream products of Pyromellitic diimide?
For Pyromellitic diimide, Upstream Products: Pyromellitic dianhydride, 1,2,4,5-Benzenetetracarboxamide, 1,2,4,5-Benzenetetracarboxylic acid; Downstream Products: 2,5-diaminoterephthalic acid, 1,2,4,5-Benzenetetracarboxamide.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Pyromellitic diimide (CAS 2550-73-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33436-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.