4H-1-Benzopyran-4-one,2-(2-thienyl)-

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Names

[ CAS No. ]:
6297-63-8

[ Name ]:
4H-1-Benzopyran-4-one,2-(2-thienyl)-

[Synonym ]:
2-(thiophen-2-yl)-4H-chromen-4-one
2-(2-thienyl)-4H-1-benzopyran-4-one
Chromone,2-(2-thienyl)
2-Thienyl-(2)-chromon
2-(thiophen-2-yl)-chromone
2-thiophen-2-yl-chromen-4-one

Chemical & Physical Properties

[ Density]:
1.352g/cm3

[ Boiling Point ]:
377.3ºC at 760 mmHg

[ Molecular Formula ]:
C13H8O2S

[ Molecular Weight ]:
228.26600

[ Flash Point ]:
182ºC

[ Exact Mass ]:
228.02500

[ PSA ]:
58.45000

[ LogP ]:
3.52150

[ Index of Refraction ]:
1.663

Safety Information

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2-Thiophenecarboxaldehyde
  • Ortho-Hydroxyacetophenone
  • iodophenol
  • carbon monoxide
  • Trimethyl(2-thienylethynyl)silane
  • 2-Ethynylthiophene
  • Bromothiophene
  • 2-Iodothiophene

DownStream

Customs

[ HS Code ]: 2934999090

[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 4H-1-Benzopyran-4-one,3-hydroxy-2-(2-thienyl)-
  • 4H-1-Benzopyran-4-one,2-(2-furanyl)-
  • 4H-1-Benzopyran-4-one, 2- (2,4-dihydroxyphenyl)-5, 7-dihydroxy-6-(3-methyl-2-butenyl)-
  • 4H-1-Benzopyran-4-one,2-(2,4-dimethoxyphenyl)-5,6,7,8-tetramethoxy-
  • 4H-1-Benzopyran-4-one,2-(2,4-dihydroxyphenyl)- 5,7-dihydroxy-3,6,8-tris(3-methyl-2- butenyl)-
  • 4H-1-Benzopyran-4-one, 2-(2,5-dihydroxyphenyl)-5-hydroxy-6,8-dimethoxy-