2,3-Pyridinedicarboxylic anhydride
2,3-吡啶二羧酸酐
Also known as: Quinolinic anhydride, Pyridine-2,3-dicarboxylic anhydride, Furo[3,4-b]pyridine-5,7-dione, 2,3-Pyridinedicarboxylic acid anhydride
- CAS No.
- 699-98-9
- Jingsj CID
- J-1400637-1
- Molecular Formula
- C7H3NO3
- Chinese Name
- 2,3-吡啶二羧酸酐
- Molecular Weight
- 149.104 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 137-139 °C(lit.) |
|---|---|
| Boiling Point | 334.6±15.0 °C at 760 mmHg |
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 156.2±20.4 °C |
GHS Safety & Compliance
IrritantSignal word: Warning
Frequently Asked Questions
What is the CAS number of 2,3-Pyridinedicarboxylic anhydride?
699-98-9
What are the molecular formula and molecular weight of 2,3-Pyridinedicarboxylic anhydride?
C7H3NO3, molecular weight 149.104 g/mol
Is 2,3-Pyridinedicarboxylic anhydride hazardous?
Warning
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026