4H-1-BENZOPYRAN-4-ONE, 2-(4-CHLOROPHENYL)-

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Names

[ CAS No. ]:
10420-75-4

[ Name ]:
4H-1-BENZOPYRAN-4-ONE, 2-(4-CHLOROPHENYL)-

[Synonym ]:
4'-Chloroflavone

Chemical & Physical Properties

[ Density]:
1.342g/cm3

[ Boiling Point ]:
391ºC at 760mmHg

[ Molecular Formula ]:
C15H9ClO2

[ Molecular Weight ]:
256.68400

[ Flash Point ]:
163.7ºC

[ Exact Mass ]:
256.02900

[ PSA ]:
30.21000

[ LogP ]:
4.11340

[ Vapour Pressure ]:
2.54E-06mmHg at 25°C

[ Index of Refraction ]:
1.642

Safety Information

[ HS Code ]:
2914700090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2-Propen-1-one,3-(4-chlorophenyl)-1-(2-hydroxyphenyl)-
  • 4-Chlorobenzaldehyde
  • Ortho-Hydroxyacetophenone
  • 2-(4-chlorobenzoyloxy)benzoylmethyltriphenylphosphonium bromide
  • 4-(4-OXO-2-THIAZOLIDIN-3-YL)BUTANOICACID
  • 4-Bromochlorobenzene
  • carbon monoxide
  • Chromone
  • (4-Chlorophenyl)boronic acid

DownStream

  • 4H-1-Benzopyran-4-one,2-(4-chlorophenyl)-3-hydroxy-

Customs

[ HS Code ]: 2914700090

[ Summary ]:
HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%

Related Compounds

  • 4H-1-Benzopyran-4-one, 2-(4-chlorophenyl)-2,3-dihydro-6-methoxy-
  • 4H-1-Benzopyran-4-one,2-(4-chlorophenyl)-2,3-dihydro-
  • 4H-1-Benzopyran-4-one,2-(4-chlorophenyl)-3,7-dihydroxy-
  • 4H-1-Benzopyran-4-one,2-(4-chlorophenyl)-3-hydroxy-
  • 4H-1-Benzopyran-4-one,2-(4-chlorophenyl)-3-nitro-(9CI)
  • 2-(4-chlorophenyl)-6,7-dimethylchromen-4-one