4-(4-Methoxy-phenyl)-2,4-dioxo-butyric acid

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Names

[ CAS No. ]:
55558-77-5

[ Name ]:
4-(4-Methoxy-phenyl)-2,4-dioxo-butyric acid

[Synonym ]:
GL-0478
p-methoxybenzoyl pyruvic acid

Chemical & Physical Properties

[ Density]:
1.309g/cm3

[ Boiling Point ]:
417.8ºC at 760 mmHg

[ Molecular Formula ]:
C11H10O5

[ Molecular Weight ]:
222.19400

[ Flash Point ]:
166.2ºC

[ Exact Mass ]:
222.05300

[ PSA ]:
80.67000

[ LogP ]:
0.92170

[ Index of Refraction ]:
1.546

Safety Information

[ HS Code ]:
2918990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Ethyl 4-[4-methoxyphenyl]-2,4-dioxobutyrate
  • Acetanisole
  • Diethyloxalate

DownStream

  • 1-Benzopyrylium,5,7-dihydroxy-2-(4-hydroxyphenyl)-, chloride (1:1)
  • 2,6-Bis(4-methoxyphenyl)-2-methyl-4H-1,3-dioxin-4-one
  • 6-(4-methoxyphenyl)-3-methylsulfanylthieno[2,3-e][1,2,4]triazine
  • 6-(4-methoxyphenyl)-2H-thieno[2,3-e][1,2,4]triazine-3-thione
  • 5-(4-methoxyphenyl)furan-2,3-dione

Customs

[ HS Code ]: 2918990090

[ Summary ]:
2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Related Compounds

  • 4-(4-hydroxy-phenyl)-2,4-dioxo-butyric acid methyl ester
  • 4-(4-ethyl-phenyl)-2,4-dioxo-butyric acid
  • 4-(4-bromo-phenyl)-2,4-dioxo-butyric acid
  • 4-(4-benzyloxy-2-hydroxy-phenyl)-2,4-dioxo-butyric acid ethyl ester
  • N-(5-bromo-pyridin-2-yl)-4-(4-methoxy-phenyl)-2,4-dioxo-butyramide
  • 4-(4-methoxy-phenyl)-2-methyl-butyric acid amide