5-hydroxy-3,4,7-trimethylchromen-2-one

Names

[ CAS No. ]:
107057-96-5

[ Name ]:
5-hydroxy-3,4,7-trimethylchromen-2-one

[Synonym ]:
5-Hydroxy-3,4,7-trimethyl-cumarin
5-hydroxy-3,4,7-trimethylcoumarin
3,4,7-Trimethyl-5-hydroxy-cumarin

Chemical & Physical Properties

[ Density]:
1.217g/cm3

[ Boiling Point ]:
374.8ºC at 760 mmHg

[ Molecular Formula ]:
C12H12O3

[ Molecular Weight ]:
204.22200

[ Flash Point ]:
165.2ºC

[ Exact Mass ]:
204.07900

[ PSA ]:
50.44000

[ LogP ]:
2.42380

[ Vapour Pressure ]:
3.77E-06mmHg at 25°C

[ Index of Refraction ]:
1.58

Safety Information

[ HS Code ]:
2932209090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Ethyl 2-methylacetoacetate
  • Orcinol

DownStream

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

  • 5-[(4-methoxyphenyl)methoxy]-3,4,7-trimethylchromen-2-one
  • 5-[(2-methoxyphenyl)methoxy]-3,4,7-trimethylchromen-2-one
  • 5-[2-(4-bromophenyl)-2-oxoethoxy]-3,4,7-trimethylchromen-2-one
  • 5-hydroxy-3,4,7-trimethoxy-6-prop-2-enylchromen-2-one
  • 5-hydroxy-3,4,5-trimethylfuran-2-one
  • 5-hydroxy-3,4-dihydropyran-2-one