Isatoic anhydride
靛红酸酐
Also known as: 2H-3,1-Benzoxazine-2,4(1H)-dione, 4H-3,1-Benzoxazine-2,4(1H)-dione, 1H-3,1-Benzoxazine-2,4-dione, Anthranilic acid N-carboxylic acid anhydride, Anthranilic acid, N-carboxy-, cyclic anhydride, Benzoic acid, 2-(carboxyamino)-, cyclic anhydride, Isatoic acid anhydride, Benzoxazinedione
- CAS No.
- 118-48-9
- Jingsj CID
- J-45842-3
- Molecular Formula
- C8H5NO3
- Chinese Name
- 靛红酸酐
- Molecular Weight
- 163.130 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 233 °C (dec.)(lit.) |
|---|---|
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 308 °C |
GHS Safety & Compliance
IrritantSignal word: Warning
Frequently Asked Questions
What is the CAS number of Isatoic anhydride?
118-48-9
What are the molecular formula and molecular weight of Isatoic anhydride?
C8H5NO3, molecular weight 163.130 g/mol
Is Isatoic anhydride hazardous?
Warning
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026