1,3,4-Oxadiazole

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Names

[ CAS No. ]:
288-99-3

[ Name ]:
1,3,4-Oxadiazole

[Synonym ]:
1,3,4-Oxadiazole
[1,3,4]oxadiazole
1,3,4-oxdiazole
[1,3,4]oxadiazol
1,4-Oxadiazole
3,4 oxadiazole
1-Oxa-3,4-diazacyclopentadiene

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
150.0±9.0 °C at 760 mmHg

[ Molecular Formula ]:
C2H2N2O

[ Molecular Weight ]:
70.050

[ Flash Point ]:
62.4±12.7 °C

[ Exact Mass ]:
70.016716

[ PSA ]:
38.92000

[ LogP ]:
-0.74

[ Vapour Pressure ]:
5.0±0.3 mmHg at 25°C

[ Index of Refraction ]:
1.416

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2934999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 1,2-Diformylhydrazine
  • N'-formyl-formohydrazonic acid ethyl ester

DownStream

  • 1,3,4-Oxadiazole,2,5-diphenyl-

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

  • 2-ethyl-1,3,4-oxadiazole
  • 2-bromo-1,3,4-Oxadiazole
  • 2-butyl-1,3,4-oxadiazole
  • dihydro-1,3,4-oxadiazole
  • 2-phenyl-1,3,4-oxadiazole
  • 2-propyl-1,3,4-oxadiazole
  • 2-(1-methyl-1H-pyrazol-3-yl)ethanimidamide
  • 2-Amino-1-{3-[(dimethylamino)methyl]-4-methoxyphenyl}ethan-1-ol
  • Tert-butyl 2-[(pyrimidin-2-yl)amino]acetate
  • Butanoic acid, 2-[[2-(4-ethoxyphenyl)-2-hydroxy-1-methylethyl]amino]-
  • N-benzyl-3-(benzyloxy)-N-methylcyclobutanamine
  • 2-(2-Methyl-1-oxopropan-2-yl)benzoic acid
  • 4-(2-isocyanatoethyl)-1-methyl-1H-pyrazole
  • 1-(3-Bromothiophen-2-yl)ethane-1-sulfonyl chloride
  • 1-(5-Bromothiophen-2-yl)ethane-1-sulfonyl chloride
  • Tert-butyl N-(3-chloro-4-nitrophenyl)carbamate
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