4-Hydroxy-5-methoxy-2H-1-benzopyran-2-one

Suppliers

Names

[ CAS No. ]:
53666-76-5

[ Name ]:
4-Hydroxy-5-methoxy-2H-1-benzopyran-2-one

[Synonym ]:
4-hydroxy-5-methoxycoumarin
2H-1-Benzopyran-2-one,4-hydroxy-5-methoxy
4-hydroxy-5-methoxy-chromen-2-one
4-hydroxy-5-methoxy-2H-chromen-2-one
4-Hydroxy-5-methoxy-cumarin

Chemical & Physical Properties

[ Density]:
1.412±0.06 g/cm3(Predicted)

[ Boiling Point ]:
403.1±45.0 °C(Predicted)

[ Melting Point ]:
155 °C

[ Molecular Formula ]:
C10H8O4

[ Molecular Weight ]:
192.16800

[ Exact Mass ]:
192.04200

[ PSA ]:
59.67000

[ LogP ]:
1.50720

[ Storage condition ]:
2-8°C

Safety Information

[ HS Code ]:
2932209090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 1-(2-Hydroxy-6-methoxyphenyl)ethanone
  • Ethyl carbonate
  • 3-methoxyphenyl N,N-diethyl O-carbamate

DownStream

  • 4,5-Dihydroxycoumarin

Customs

[ HS Code ]: 2932209090

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

Related Compounds

  • 4-hydroxy-5,8-dimethylchromen-2-one
  • 4-hydroxy-5,6,7-trimethyl-3-nitrochromen-2-one
  • 4-hydroxy-5,7-dimethyl-3-(1-methyl-3-oxobutyl)-2H-1-benzopyran-2-one
  • 4-Hydroxy-5-methyl-3-[(2E)-1,2,6-trimethyl-2,5-heptadienyl]-2H-1-benzopyran-2-one
  • 4-hydroxy-5,6,7-trimethylchromen-2-one
  • 4-hydroxy-5-phenylmethoxychromen-2-one