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)-
  • 3-(2-Chloro-6-fluorophenoxy)azetidine
  • O-[1-(2,6-dichlorophenyl)ethyl]hydroxylamine
  • 4-(2-Chloro-6-fluorophenoxy)-4-methylpiperidine
  • 2-[1-(2,6-Dichlorophenyl)cyclopropyl]ethan-1-amine
  • 3-(2,6-Dichlorophenyl)-3-methylbutanoic acid
  • 3-(3-Chloroprop-1-en-2-yl)-4-methylpyridine
  • 1-[1-(2,6-Dichlorophenyl)cyclopropyl]ethan-1-ol
  • 2-(3,6-Dichloropyridazin-4-yl)propan-2-amine
  • 3,6-Dichloro-4-[(pyrrolidin-2-yl)methyl]pyridazine
  • Methyl 2-amino-2-(3,6-dichloropyridazin-4-yl)acetate
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