2H-1-Benzopyran-2-one,4,7-dihydroxy-

Modify Date: 2024-01-11 13:56:40

2H-1-Benzopyran-2-one,4,7-dihydroxy- Structure
2H-1-Benzopyran-2-one,4,7-dihydroxy- structure
Common Name 2H-1-Benzopyran-2-one,4,7-dihydroxy-
CAS Number 1983-81-9 Molecular Weight 178.14200
Density 1.612g/cm3 Boiling Point 390ºC at 760mmHg
Molecular Formula C9H6O4 Melting Point 263 °C(dec.)
MSDS Chinese USA Flash Point 166.5ºC
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 4,7-dihydroxychromen-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.612g/cm3
Boiling Point 390ºC at 760mmHg
Melting Point 263 °C(dec.)
Molecular Formula C9H6O4
Molecular Weight 178.14200
Flash Point 166.5ºC
Exact Mass 178.02700
PSA 70.67000
LogP 1.20420
Vapour Pressure 0mmHg at 25°C
Index of Refraction 1.711

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302-H319
Precautionary Statements P305 + P351 + P338
Hazard Codes Xi
RIDADR NONH for all modes of transport
HS Code 2932209090

 Customs

HS Code 2932209090
Summary 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Articles1

More Articles
Multiple UDP-glucuronosyltransferases in human liver microsomes glucuronidate both R- and S-7-hydroxywarfarin into two metabolites.

Arch. Biochem. Biophys. 564 , 244-53, (2014)

The widely used anticoagulant Coumadin (R/S-warfarin) undergoes oxidation by cytochromes P450 into hydroxywarfarins that subsequently become conjugated for excretion in urine. Hydroxywarfarins may mod...

 Synonyms

4,7-dihydroxy-2H-1-benzopyran-2-one
4,7-Dihydroxycoumarin
Coumarin,4,7-dihydroxy
4,7-dihydroxy-2H-chromen-2-one
4,7-Dihydroxy-cumarin
4,7-Dihydroxy-coumarin
4,7-dihydroxy-chromen-2-one
4,7-Dihydroxy-2-oxo-2H-1-benzopyran
2H-1-BENZOPYRAN-2-ONE,4,7-DIHYDROXY
2,7-dihydroxychromen-4-one