ethyl 7-methyl-4-oxochromene-2-carboxylate

Names

[ CAS No. ]:
33543-95-2

[ Name ]:
ethyl 7-methyl-4-oxochromene-2-carboxylate

[Synonym ]:
4H-1-Benzopyran-2-carboxylic acid,7-methyl-4-oxo-,ethyl ester
ethyl 7-methyl-4-oxo-4h-chromene-2-carboxylate
7-methyl-4-oxo-4H-chromene-2-carboxylic acid ethyl ester
2-ethoxycarbonyl-7-methyl-chromone
ETHYL 7-METHYL-4-OXO-CHROMENE-2-CARBOXYLATE
Ethyl 7-methyl-4-oxo-4H-1-benzopyran-2-carboxylate
2-carboethoxy-7-methyl-4-oxo-4H-1-benzopyran

Chemical & Physical Properties

[ Density]:
1.252g/cm3

[ Boiling Point ]:
355.3ºC at 760 mmHg

[ Molecular Formula ]:
C13H12O4

[ Molecular Weight ]:
232.23200

[ Flash Point ]:
157.6ºC

[ Exact Mass ]:
232.07400

[ PSA ]:
56.51000

[ LogP ]:
2.27810

[ Index of Refraction ]:
1.562

Safety Information

[ HS Code ]:
2918300090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2'-Hydroxy-4'-methylacetophenone
  • Diethyloxalate

DownStream

  • (2,9-dimethyl-3,4,5,6-tetrahydro-1-benzoxocin-2-yl)methanol
  • 2,2,9-trimethyl-4,5-dihydro-3H-1-benzoxocin-6-one

Customs

[ HS Code ]: 2918300090

[ Summary ]:
2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Related Compounds

  • ethyl 7-hydroxy-8-[(4-methylpiperazin-1-yl)methyl]-4-oxochromene-2-carboxylate,dihydrochloride
  • ethyl 7-bromo-4-oxochromene-2-carboxylate
  • ethyl 7-chloro-4-oxochromene-2-carboxylate
  • ethyl 3-methyl-4-oxochromene-2-carboxylate
  • ethyl 8-methyl-4-oxochromene-2-carboxylate
  • ethyl 7-hydroxy-8-iodo-4-oxochromene-2-carboxylate