4-Ethoxy-2H-chromen-2-one

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Names

[ CAS No. ]:
35817-27-7

[ Name ]:
4-Ethoxy-2H-chromen-2-one

[Synonym ]:
4-Ethoxy-2H-chromen-2-one
2H-1-Benzopyran-2-one, 4-ethoxy-
4-ethoxy-2h-chromen-2-on
4-Aethoxy-cumarin
MFCD00052755
4-Ethoxycoumarin

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
356.2±37.0 °C at 760 mmHg

[ Melting Point ]:
134-138 °C(lit.)

[ Molecular Formula ]:
C11H10O3

[ Molecular Weight ]:
190.20

[ Flash Point ]:
148.4±21.1 °C

[ Exact Mass ]:
190.062988

[ PSA ]:
39.44000

[ LogP ]:
2.38

[ Vapour Pressure ]:
0.0±0.8 mmHg at 25°C

[ Index of Refraction ]:
1.570

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xi: Irritant;

[ Safety Phrases ]:
S22-S24/25

[ WGK Germany ]:
3

[ HS Code ]:
2932209090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • chromene-2,4-dione
  • Ethyl iodide
  • Ethanol
  • Sodium ethoxide
  • 2H-1-Benzopyran-2-one,4-chloro-

DownStream

  • 2,2-DIMETHYL-CHROMAN-4-ONE

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-(CHLOROMETHYL)-6-ETHOXY-2H-CHROMEN-2-ONE
  • 4-Methyl-7-[2-(phenylsulfanyl)ethoxy]-2H-chromen-2-one
  • 2H-1-Benzopyran-2-one,4-ethoxy-6-methyl-(9CI)
  • 2H-1-Benzopyran-2-one,4-ethoxy-6-fluoro-(9CI)
  • METHYL3-PHENYLPROPIONATE
  • 2H-1-Benzopyran-2-one,4-ethoxy-6-methoxy-(9CI)