5-methyl-3H-2-benzofuran-1-one

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Names

[ CAS No. ]:
54120-64-8

[ Name ]:
5-methyl-3H-2-benzofuran-1-one

[Synonym ]:
5-methylphthalide
5-methyl-3H-isobenzofuran-1-one
5-Methylphthalid

Chemical & Physical Properties

[ Density]:
1.211g/cm3

[ Boiling Point ]:
329.2ºC at 760 mmHg

[ Molecular Formula ]:
C9H8O2

[ Molecular Weight ]:
148.15900

[ Flash Point ]:
136.1ºC

[ Exact Mass ]:
148.05200

[ PSA ]:
26.30000

[ LogP ]:
1.66540

[ Index of Refraction ]:
1.574

Safety Information

[ HS Code ]:
2932209090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • (2-Bromo-5-methylphenyl)methanol
  • 5-(bromomethyl)-1,3-dihydroisobenzofuran-1-one
  • (2-carbomethoxy-5-methylphenyl)methyl 2-nitrobenzenesulfenate
  • 2,4-Dimethylbenzoic acid
  • prop-2-ynyl hexa-2,4-dienoate
  • methyl 2,4-dimethylbenzoate
  • (4-methyl-2-oxo-2H-pyran-6-yl)methyl acrylate
  • 4-Methylbenzoic acid
  • Dibromomethane
  • 2,4-Dibrommethylbenzoesaeuremethylester

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

  • 3-methoxy-5-methyl-3H-2-benzofuran-1-one
  • 4,6-dihydroxy-5-methyl-3H-2-benzofuran-1-one
  • 3-hydroxy-7-methoxy-5-methyl-3H-2-benzofuran-1-one
  • 3-(2,6-dihydroxyphenyl)-7-hydroxy-5-methyl-3H-2-benzofuran-1-one
  • 5-bromo-3-methyl-3H-2-benzofuran-1-one
  • 5-chloro-3-methyl-3H-2-benzofuran-1-one
  • 2-[(2S)-1-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-difluoropropanoyl]pyrrolidin-2-yl]acetic acid
  • 2-[(2S)-1-[3-cyclopropyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoyl]pyrrolidin-2-yl]acetic acid
  • 5-(2-Bromoethyl)-4-chloro-2-methoxy-1,3-thiazole
  • 2-[(2S)-1-[(2S)-3-cyclopropyl-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoyl]pyrrolidin-2-yl]acetic acid
  • 2-[(2S)-1-[3-cyclopropyl-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoyl]pyrrolidin-2-yl]acetic acid
  • 2-{[4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N-methylbutanamido]oxy}acetic acid
  • 2-(1-Bromo-2-methylpropan-2-yl)-4-chlorothiophene
  • 2-{[(3S)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N-methylhexanamido]oxy}acetic acid
  • 2-(1,3-dimethyl-1H-pyrazol-4-yl)ethanethioamide
  • 2-{[(3S)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N-methylpentanamido]oxy}acetic acid
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