Methyl 3-bromo-2-oxo-2H-pyran-5-carboxylate

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Names

[ CAS No. ]:
42933-07-3

[ Name ]:
Methyl 3-bromo-2-oxo-2H-pyran-5-carboxylate

[Synonym ]:
methyl 3-bromo-2-oxo-2H-pyran-5-carboxylate
3-bromo-coumalic acid methyl ester
5-Brom-6-oxo-6H-pyran-3-carbonsaeure-methylester
3-bromo methyl coumalate
methyl 3-bromocoumalate
methyl 3-bromo-2-oxopyran-5-carboxylate
5-bromo-6-oxo-6H-pyran-3-carboxylic acid methyl ester
3-Brom-cumalin-carbonsaeure-(5)-methylester

Chemical & Physical Properties

[ Density]:
1.8±0.1 g/cm3

[ Boiling Point ]:
285.4±40.0 °C at 760 mmHg

[ Molecular Formula ]:
C7H5BrO4

[ Molecular Weight ]:
233.016

[ Flash Point ]:
126.4±27.3 °C

[ Exact Mass ]:
231.937119

[ PSA ]:
56.51000

[ LogP ]:
-0.30

[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C

[ Index of Refraction ]:
1.579

[ Storage condition ]:
2-8°C

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2932209090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 5-(Carbomethoxy)-2-pyrone
  • 2-Oxo-2H-pyran-5-carboxylic acid
  • Methanol

DownStream

  • methyl 5-bromo-6-hydroxynicotinate
  • 5-Bromo-6-hydroxynicotinic acid
  • furan-2,4-dicarboxylic acid
  • Methyl 4-bromo-2-naphthoate

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

  • Methyl 3-(benzoylamino)-6-methyl-2-oxo-2H-pyran-5-carboxylate
  • Methyl 3-[(3-chlorobenzoyl)amino]-6-methyl-2-oxo-2H-pyran-5-carboxylate
  • Methyl 3-[(4-chlorobenzoyl)amino]-6-methyl-2-oxo-2H-pyran-5-carboxylate
  • Methyl 6-methyl-3-[(4-methylbenzoyl)amino]-2-oxo-2H-pyran-5-carboxylate
  • 3-Bromo-2-oxo-2H-pyran-5-carboxylic acid
  • methyl 3-bromo-4-methyl-2-oxo-2H-pyran-6-carboxylate