Thieno[2,3-d]pyrimidine

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Names

[ CAS No. ]:
272-24-2

[ Name ]:
Thieno[2,3-d]pyrimidine

[Synonym ]:
Thieno<2,3-d>pyrimidin
Thieno[2,3-d]pyrimidine
Thieno<2,3-d>pyrimidine

Chemical & Physical Properties

[ Density]:
1.4±0.1 g/cm3

[ Boiling Point ]:
246.0±13.0 °C at 760 mmHg

[ Molecular Formula ]:
C6H4N2S

[ Molecular Weight ]:
136.174

[ Flash Point ]:
107.4±10.2 °C

[ Exact Mass ]:
136.009521

[ PSA ]:
54.02000

[ LogP ]:
1.10

[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C

[ Index of Refraction ]:
1.705

Safety Information

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 4-chloro-5-(trimethylsilylethynyl)pyrimidine
  • 4-Chlorothieno[2,3-d]pyrimidine

DownStream

  • 6-bromothieno[2,3-d]pyrimidine

Customs

[ HS Code ]: 2934999090

[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 4-Bromothieno[2,3-d]pyrimidine
  • 5-Bromothieno[2,3-d]pyrimidine
  • 6-bromothieno[2,3-d]pyrimidine
  • Thieno[2,3-d]pyrimidine-4-thiol
  • 2-Chlorothieno[2,3-d]pyrimidine
  • 2-Methylthieno[2,3-d]pyrimidine