Basic

CAS No.	497-59-6
Product Name	3-hydroxy-4-oxopyran-2,6-dicarboxylic acid
Synonyms	meconic acid; 2-(dihydroxymethylidene)-3,4-dioxo-3,4-dihydro-2H-pyran-6-carboxylic acid; 3-hydroxy-4-oxo-4H-pyran-2,6-dicarboxylic acid
Molecular Formula	C7H4O7
Molecular Weight	200.1025

Physical property

Density	2.083g/cm3
Boiling point	472.689°C at 760 mmHg
Flash point	202.633°C
Refractive index	1.717