Thieno[2,3-d]pyrimidine-6-carboxylicacid, 1,4-dihydro-2,5-dimethyl-4-oxo-, ethyl ester

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Names

[ CAS No. ]:
23903-53-9

[ Name ]:
Thieno[2,3-d]pyrimidine-6-carboxylicacid, 1,4-dihydro-2,5-dimethyl-4-oxo-, ethyl ester

[Synonym ]:
3,4-Dihydro-2,5-dimethyl-4-oxothieno<2,3-d>pyrimidin-6-carbonsaeure-ethylester

Chemical & Physical Properties

[ Density]:
1.44g/cm3

[ Boiling Point ]:
340.3ºC at 760 mmHg

[ Molecular Formula ]:
C11H12N2O3S

[ Molecular Weight ]:
252.29000

[ Flash Point ]:
159.6ºC

[ Exact Mass ]:
252.05700

[ PSA ]:
100.55000

[ LogP ]:
2.19040

[ Vapour Pressure ]:
4.4E-05mmHg at 25°C

[ Index of Refraction ]:
1.659

Synthetic Route

Precursor & DownStream

Precursor

  • Diethyl 5-amino-3-methylthiophene-2,4-dicarboxylate
  • Acetonitrile
  • 5-ethyl 2-acetamido-3-(phenylmethylenehydrazide)-4-methylthiophenecarboxylate
  • Ethyl 5-amino-4-cyano-3-methyl-2-thiophenecarboxylate
  • Thioacetamide

DownStream