Chelidonic acid

白屈菜酸

Also known as: 4-Oxo-4H-pyran-2,6-dicarboxylic acid, 4-Oxopyran-2,6-dicarboxylic acid, 4-Pyranone-2,6-dicarboxylic acid, 4-ketopyran-2,6-dicarboxylic acid, 4-oxopyran-2,6-dicarboxylic acid, 4H-Pyran-2,6-dicarboxylic acid, 4-oxo-, Chelidonic Acid 98%, EINECS 202-749-0, MFCD00006577

CAS No.
99-32-1
Jingsj CID
J-35988-3
Molecular Formula
C7H4O6
Chinese Name
白屈菜酸
Molecular Weight
184.10 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point265 °C (dec.)(lit.)
Boiling Point471.3ºC at 760 mmHg
Density1.821 g/cm3
Flash Point204.1ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Chelidonic acid?

99-32-1

What are the molecular formula and molecular weight of Chelidonic acid?

C7H4O6, molecular weight 184.10 g/mol

Is Chelidonic acid hazardous?

Warning

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026