2H-1-Benzopyran-2-one,4,6,7-trimethyl-

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Names

[ CAS No. ]:
75786-75-3

[ Name ]:
2H-1-Benzopyran-2-one,4,6,7-trimethyl-

[Synonym ]:
4,6,7-trimethyl-2H-chromen-2-one
4,6,7-Trimethyl-cumarin
4,6,7-trimethyl-coumarin

Chemical & Physical Properties

[ Density]:
1.122g/cm3

[ Boiling Point ]:
333.7ºC at 760mmHg

[ Molecular Formula ]:
C12H12O2

[ Molecular Weight ]:
188.22200

[ Flash Point ]:
138.2ºC

[ Exact Mass ]:
188.08400

[ PSA ]:
30.21000

[ LogP ]:
2.71820

[ Index of Refraction ]:
1.558

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 3,4-Xylenol
  • Ethyl acetoacetate
  • Methyl acetoacetate
  • (6,7-dimethyl-2-oxo-2H-chromen-4-yl)-acetic acid

DownStream

  • 3,4,6,7-tetramethylchromen-2-one

Related Compounds

  • 2H-1-Benzopyran-2-one,4,6,7-trimethyl-3-phenyl
  • 4-hydroxy-5,6,7-trimethyl-3-nitrochromen-2-one
  • 4-hydroxy-5,6,7-trimethylchromen-2-one
  • 4,6,7-trimethoxy-5-methylchromen-2-one
  • 2H-1-Benzopyran-2-one,4,6-dimethyl-7-(methylamino)-
  • 2H-1-Benzopyran-2-one, 4-(aminomethyl)-6,7-dihydroxy- (9CI)