2H-1-Benzopyran-2-one,7-hydroxy-4-methyl-3-(phenylmethyl)-

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Names

[ CAS No. ]:
86-44-2

[ Name ]:
2H-1-Benzopyran-2-one,7-hydroxy-4-methyl-3-(phenylmethyl)-

[Synonym ]:
3-Benzyl-7-hydroxy-4-methyl-cumarin
3-Benzyl-7-hydroxy-4-methylcoumarin
3-benzyl-7-hydroxy-4-methyl-chromen-2-one
7-Hydroxy-4-methyl-3-benzyl-cumarin
3-Benzyl-4-methylumbelliferon
3-benzyl-7-hydroxy-4-methyl-2H-chromen-2-one
Coumarin,3-benzyl-7-hydroxy-4-methyl

Chemical & Physical Properties

[ Density]:
1.269g/cm3

[ Boiling Point ]:
481.6ºC at 760 mmHg

[ Molecular Formula ]:
C17H14O3

[ Molecular Weight ]:
266.29100

[ Flash Point ]:
208.1ºC

[ Exact Mass ]:
266.09400

[ PSA ]:
50.44000

[ LogP ]:
3.39780

[ Index of Refraction ]:
1.639

Safety Information

[ HS Code ]:
2932209090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2-Benzylacetoacetic Acid Ethyl Ester
  • Resorcine
  • Benzyl bromide
  • Methyl 2,4-dihydroxybenzoate
  • Aluminium chloride
  • nitrobenzene

DownStream

  • Benzylacetone
  • 2,4-Dihydroxybenzoic acid

Customs

[ HS Code ]: 2932209090

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