CAS No: 520-45-6;16807-48-0, Chemical Name: Dehydroacetic acid
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520-45-6;16807-48-0 Dehydroacetic acid

product Name Dehydroacetic acid
Synonyms 2-Acetyl-5-hydroxy-3-oxo-4-hexenoic acid, delta-lactone; 3-Acetyl-6-methyl-2,4-pyrandione; 3-acetyl-6-methyl-2H-Pyran-2,4(3H)-dione; 3-Acetyl-6-methyl-2-pyranone; DHAA; Pyran-2,4(3H)-dione, 3-acetyl-6-methyl-
Molecular Formula C8H8O4
Molecular Weight 168.1467
InChI InChI=1/C8H8O4/c1-4-3-6(10)7(5(2)9)8(11)12-4/h3,7H,1-2H3
CAS Registry Number 520-45-6;16807-48-0
EINECS 208-293-9
Molecular Structure 520-45-6;16807-48-0 Dehydroacetic acid
Density 1.264g/cm3
Melting point 109-112℃
Boiling point 332.6°C at 760 mmHg
Refractive index 1.489
Flash point 150.5°C
Vapour Pressur 0.000144mmHg at 25°C
Hazard Symbols  Xn:Harmful;
Risk Codes R22:;
Safety Description