6-hydroxy-4-methylycoumarin

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Names

[ CAS No. ]:
2373-31-1

[ Name ]:
6-hydroxy-4-methylycoumarin

[Synonym ]:
Coumarin,6-hydroxy-4-methyl
6-hydroxy-4-methyl-2H-1-benzopyran-2-one
EINECS 219-146-3
6-Hydroxy-4-methylcoumarin, 6-Hydroxy-4-methyl-2-benzopyrone
MFCD00016967
6-hydroxy-4-methylbenzopyran-2[H]-one
6-hydroxy-4-methylcoumarin
2H-1-Benzopyran-2-one, 6-hydroxy-4-methyl-
6-Hydroxy-4-methyl-2H-chromen-2-one
Coumarin, 6-hydroxy-4-methyl-
6-hydroxy-4-methylycoumarin

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
391.4±37.0 °C at 760 mmHg

[ Melting Point ]:
246.5-249.5 °C(lit.)

[ Molecular Formula ]:
C10H8O3

[ Molecular Weight ]:
176.169

[ Flash Point ]:
181.8±19.3 °C

[ Exact Mass ]:
176.047348

[ PSA ]:
50.44000

[ LogP ]:
2.00

[ Vapour Pressure ]:
0.0±0.9 mmHg at 25°C

[ Index of Refraction ]:
1.611

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36

[ WGK Germany ]:
3

[ RTECS ]:
GN6999800

[ HS Code ]:
2932209090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Ethyl acetoacetate
  • Hydroquinone
  • Methyl acetoacetate
  • Chlorotrimethylsilane
  • 2,5-Dihydroxyacetophenone
  • Ethyl 2-(triphenylphosphoranylidene)acetate
  • 4-Hydroxyphenyl acetoacetate
  • 4-Methylcumarin
  • p-Diacetoxybenzene

DownStream

  • (4-methyl-2-oxochromen-6-yl) prop-2-enoate
  • 6-Methoxy-4-methylcoumarin
  • 6-hydroxy-4-methyl-5,7-dinitrosochromen-2-one
  • [(4-Methyl-2-oxo-2H-chromen-6-yl)oxy]acetic acid
  • (4-methyl-2-oxo-chromen-6-yl) acetate
  • 6-hydroxy-4-methyl-5-nitrochromen-2-one
  • 5-amino-6-hydroxy-4-methylchromen-2-one
  • 5,6-dihydroxy-4-methylchromen-2-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

  • 6-hydroxy-4,4,5,8-tetramethyl-3H-chromen-2-one
  • 6-hydroxy-4,4,6-trimethyl-1-propan-2-yl-1,3-diazinane-2-thione
  • 6-hydroxy-4-(4-hydroxy-3,5-dimethoxy-phenyl)-3-(hydroxymethyl)-5,7-dimethoxy-3,4-dihydronaphthalene-2-carboxylic acid
  • 6-hydroxy-4-methoxy-1-methylquinolin-2-one
  • 6-Hydroxy-4,4,7a-trimethyl-5,6,7,7a-tetrahydro-1-benzofuran-2(4H) -one
  • 6-hydroxy-4,6-dihydro-indolo[4,3-fg]quinoline-9-carboxylic acid methyl ester