ChemicalBook--->CAS DataBase List--->2732-18-5

2732-18-5

2732-18-5 Structure

2732-18-5 Structure
IdentificationBack Directory
[Name]

5,7-DIHYDROXYCOUMARIN
[CAS]

2732-18-5
[Synonyms]

5,7-DIHYDROXYCOUMARIN
5,7-dihydroxychromen-2-one
5,7-Dihydroxy-2H-chromen-2-one
5,7-dihydroxy-1-benzopyran-2-one
5,7-Dihydroxy-2H-1-benzopyran-2-one
2H-1-Benzopyran-2-one, 5,7-dihydroxy-
[Molecular Formula]

C9H6O4
[MDL Number]

MFCD00488354
[MOL File]

2732-18-5.mol
[Molecular Weight]

178.14
Chemical PropertiesBack Directory
[Melting point ]

280 °C
[Boiling point ]

506.4±19.0 °C(Predicted)
[density ]

1.563±0.06 g/cm3(Predicted)
[storage temp. ]

Inert atmosphere,2-8°C
[form ]

Solid
[pka]

7.18±0.20(Predicted)
[color ]

Off-white to yellow
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H332-H335
[Precautionary statements ]

P261-P280-P305+P351+P338
[HS Code ]

2932990090
Hazard InformationBack Directory
[Uses]

5,7-Dihydroxy-2H-chromen-2-one can be used to prepare UV-?responsive coumarin controlled release and self-?repairing antifouling paint.
[Synthesis Reference(s)]

Journal of Medicinal Chemistry, 41, p. 4542, 1998 DOI: 10.1021/jm981032o
Journal of Heterocyclic Chemistry, 2, p. 91, 1965 DOI: 10.1002/jhet.5570020116
[storage]

4°C, stored under nitrogen
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