2H-1-Benzopyran-2-one,4-hydroxy-3-methyl-

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Names

[ CAS No. ]:
15074-17-6

[ Name ]:
2H-1-Benzopyran-2-one,4-hydroxy-3-methyl-

[Synonym ]:
3-methyl-4-hydroxy-coumarin
4-hydroxy-3-methylcoumarin
2-hydroxy-3-methyl-4h-chromen-4-one
4-Hydroxy-3-methyl-2H-chromen-2-one
4-Hydroxy-3-methyl-chromen-2-one

Chemical & Physical Properties

[ Density]:
1.354g/cm3

[ Boiling Point ]:
288.1ºC at 760mmHg

[ Molecular Formula ]:
C10H8O3

[ Molecular Weight ]:
176.16900

[ Flash Point ]:
115.9ºC

[ Exact Mass ]:
176.04700

[ PSA ]:
50.44000

[ LogP ]:
1.80700

[ Vapour Pressure ]:
0.00111mmHg at 25°C

[ Index of Refraction ]:
1.626

Safety Information

[ HS Code ]:
2932209090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2-Propionylphenol
  • carbon monoxide
  • methyl 2-propanoyloxybenzoate
  • methyl 2-((2-bromopropanoyl)oxy)benzoate
  • Dicoumarol
  • 4-Hydroxycoumarin
  • methyl 2-(2-chloro-2-phenylacetoxy)benzoate

DownStream

  • 2H-1-Benzopyran-2-one,3-methyl-
  • 1-Propanone, 2-chloro-1-(2-hydroxyphenyl)- (9CI)

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

  • 2H-1-BENZOPYRAN-2-ONE, 4-HYDROXY-6-METHOXY-3-METHYL-
  • 2H-1-BENZOPYRAN-2-ONE, 4-HYDROXY-3,6-DIMETHYL-
  • 2H-1-Benzopyran-2-one,4-hydroxy-3-phenoxy-
  • 2H-1-BENZOPYRAN-2-ONE, 4-HYDROXY-3-(PHENYLMETHYL)-
  • 2H-1-Benzopyran-2-one,4-hydroxy-3,8-diphenyl-
  • 2H-1-Benzopyran-2-one,4-hydroxy-3-(3-oxo-1,3-diphenylpropyl)-
  • 4-fluoro-2-(hydrazinylmethyl)-N,N-dimethylaniline
  • Tert-butyl 3-(1-cyano-3-oxocyclobutyl)morpholine-4-carboxylate
  • 2-Chloro-4-(1,1-difluoro-3-hydroxypropyl)phenol
  • (2R)-4-{1H-pyrrolo[2,3-b]pyridin-3-yl}butan-2-ol
  • 4-{1-[(Tert-butoxy)carbonyl]-5,5-dimethylpiperidin-2-yl}butanoic acid
  • rac-(1R,3R)-2,2-dimethyl-3-(2-methyl-2H-indazol-3-yl)cyclopropane-1-carboxylic acid
  • (1S)-2,2,2-trifluoro-1-(4-nitro-1H-pyrazol-3-yl)ethan-1-ol
  • tert-butyl N-[4-(2-amino-1,1-difluoropropan-2-yl)-3-methoxyphenyl]carbamate
  • 1-[1-(1H-1,2,3,4-tetrazol-5-yl)cyclopropyl]ethan-1-one
  • 5-[5-(2-Methylcyclopropyl)furan-2-yl]-1,2-oxazol-3-amine
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