1,4,5,8-Naphthalenetetracarboxylic dianhydride
1,4,5,8-萘四甲酸酐
Also known as: 1,4,5,8-Naphthalenetetracarboxylic acid dianhydride, Naphthalene-1,4,5,8-tetracarboxylic dianhydride, Naphthalenetetracarboxylic dianhydride, NTCDA, Isochromeno[6,5,4-def]isochromene-1,3,6,8-tetrone, [2]Benzopyrano[6,5,4-def][2]benzopyran-1,3,6,8-tetrone, Naphtho[1,8-cd:4,5-c'd']dipyran-1,3,6,8-tetrone, MFCD00006915, EINECS 201-342-5, UNII:L56XQD1V6Y, QK3695000
- CAS No.
- 81-30-1
- Jingsj CID
- J-45722-0
- Molecular Formula
- C14H4O6
- Chinese Name
- 1,4,5,8-萘四甲酸酐
- Molecular Weight
- 268.178 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | >300 °C(lit.) |
|---|---|
| Boiling Point | 617.0±38.0 °C at 760 mmHg |
| Density | 1.8±0.1 g/cm3 |
| Flash Point | 280.4±26.8 °C |
GHS Safety & Compliance
IrritantSignal word: Warning
Frequently Asked Questions
What is the CAS number of 1,4,5,8-Naphthalenetetracarboxylic dianhydride?
81-30-1
What are the molecular formula and molecular weight of 1,4,5,8-Naphthalenetetracarboxylic dianhydride?
C14H4O6, molecular weight 268.178 g/mol
Is 1,4,5,8-Naphthalenetetracarboxylic dianhydride hazardous?
Warning
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026