5-Ethynylpyrimidine

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Names

[ CAS No. ]:
153286-94-3

[ Name ]:
5-Ethynylpyrimidine

[Synonym ]:
Pyrimidine, 5-ethynyl-
5-Ethynyl-pyrimidine
5-Ethynylpyrimidine

Chemical & Physical Properties

[ Density]:
1.1±0.1 g/cm3

[ Boiling Point ]:
184.5±13.0 °C at 760 mmHg

[ Molecular Formula ]:
C6H4N2

[ Molecular Weight ]:
104.109

[ Flash Point ]:
68.5±6.2 °C

[ Exact Mass ]:
104.037445

[ PSA ]:
25.78000

[ LogP ]:
-0.15

[ Vapour Pressure ]:
1.0±0.3 mmHg at 25°C

[ Index of Refraction ]:
1.544

[ Storage condition ]:
2-8°C

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2933599090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 5-((Trimethylsilyl)ethynyl)pyrimidine
  • Potassium carbonate

DownStream

Customs

[ HS Code ]: 2933599090

[ Summary ]:
2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 2-Bromo-5-ethynylpyrimidine
  • 2-amino-5-ethynylpyrimidine
  • 2-chloro-5-ethynylpyrimidine
  • 2,4-dimethoxy-5-ethynylpyrimidine
  • 5-ethynylpyrimidine-2-carboxylic acid
  • methyl 5-ethynylpyrimidine-2-carboxylate
  • 4-[3-Chloro-4-[(1-propylaminocarbonyl)amino]phenoxy]-7-methoxy-6-quinolinecarboxamide
  • 1,2,3,5-Tetramethoxy-xanthen-9-one
  • US11643396, Example SG2-081-01
  • 5,2',4',5'-Tetrahydroxy-3-(3-hydroxy-3-methylbutyl)-6'',6''-dimethylpyrano[2'',3'':7,8]flavone
  • (2R,4R)-16-Heptadecyne-1,2,4-triol
  • N-(2-isopropyl-4-oxo-4H-quinazolin-3-yl)-2-p-tolylpropionamide
  • US11643396, Example SG2-021-03
  • N-(2-isopropyl-4-oxo-4H-quinazolin-3-yl)-2-phenylisobutyramide
  • 2-(4-chlorophenyl)-N-(2-isopropyl-4-oxo-4H-quinazolin-3-yl)-propionamide
  • [2-(2-Methoxyethoxy)ethoxy]methyl chloride
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