6,7-Dimethoxy-4-methylcoumarin

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Names

[ CAS No. ]:
4281-40-7

[ Name ]:
6,7-Dimethoxy-4-methylcoumarin

[Synonym ]:
6,7-dimethoxy-4-methylchromen-2-one
MFCD00012338

Chemical & Physical Properties

[ Density]:
1.202g/cm3

[ Boiling Point ]:
374.5ºC at 760 mmHg

[ Melting Point ]:
136-139 °C(lit.)

[ Molecular Formula ]:
C12H12O4

[ Molecular Weight ]:
220.22100

[ Flash Point ]:
168.2ºC

[ Exact Mass ]:
220.07400

[ PSA ]:
48.67000

[ LogP ]:
2.11860

[ Index of Refraction ]:
1.544

[ Water Solubility ]:
DMSO: soluble

MSDS

Click to get detail MSDS

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2932209090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 4-(Bromomethyl)-6,7-dimethoxy-2H-chromen-2-one
  • 6,7-Dihydroxy-4-methyl-2H-chromen-2-one
  • methyl iodide
  • Dimethyl sulfate
  • 1,2,4-Trihydroxybenzene
  • 7-Methoxy-4-methylcoumarin
  • 6-Hydroxy-7-methoxy-4-methyl-2H-chromen-2-one
  • Acetone

DownStream

  • 2H-1-Benzopyran-2-one, 7-hydroxy-6-methoxy-4-methyl-

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

  • 3,4-dihydro-6,7-dimethoxy-4-methylcoumarin
  • 6,7-dimethoxy-4-(3,4,5-trimethoxyphenyl)quinoline
  • 6,7-dimethoxy-4-(2-piperidinoethoxy)-5-benzofuranamine
  • 6,7-dimethoxy-4-[(4-methoxyphenyl)methyl]isoquinolin-2-ium,bromide
  • 6,7-dimethoxy-4-methylquinoline
  • 6,7-dimethoxy-4-methylsulfanyl-cinnoline