1,2,4-Triazolo[1,5-a]pyrimidine

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Names

[ CAS No. ]:
275-02-5

[ Name ]:
1,2,4-Triazolo[1,5-a]pyrimidine

[Synonym ]:
[1,2,4]triazolo[1,5-a]pyrimidine
MFCD00013332

Chemical & Physical Properties

[ Density]:
1.48g/cm3

[ Melting Point ]:
142-145ºC(lit.)

[ Molecular Formula ]:
C5H4N4

[ Molecular Weight ]:
120.11200

[ Exact Mass ]:
120.04400

[ PSA ]:
43.08000

[ LogP ]:
0.12430

[ Index of Refraction ]:
1.772

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
36/37/38

[ Safety Phrases ]:
S26;S37/S39

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Amitrole
  • Tetraethoxypropane
  • 3-ethoxyprop-2-enal
  • 3-(Dimethylamino)-2-propenal
  • 1,1,3,3-Tetramethoxypropane
  • malonaldehyde
  • 7-chloro-[1,2,4]triazolo[1,5-a]pyrimidine
  • 1H-[1,2,4]triazolo[1,5-a]pyrimidin-7-one
  • 1,2,4-Triazolo[4,3-a]pyrimidine
  • 2-Hydrazinylpyrimidine

DownStream

Customs

[ HS Code ]: 2933990090

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 6-bromo-[1,2,4]triazolo[1,5-a]pyrimidine
  • 2-Bromo[1,2,4]triazolo[1,5-a]pyrimidine
  • 5-Bromo-[1,2,4]triazolo[1,5-a]pyrimidine
  • 1,2,4]TRIAZOLO[1,5-A]PYRIMIDINE-2-THIOL
  • 7-chloro-[1,2,4]triazolo[1,5-a]pyrimidine
  • 7-phenyl-1,2,4-triazolo[1,5-a]pyrimidine
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • 1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
  • 2-Methoxy-6-(pyrazol-1-yl)-benzonitrile
  • 1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-
  • (4-Methyl-tetrahydro-furan-2-yl)-methanol
  • N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
  • 4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde
  • tert-Butyl-DL-alanine
  • 4-amino-N-[2-tert-butyl-1-(tetrahydro-2H-pyran-4-ylmethyl)-1H-benzimidazol-5-yl]-N-ethylbenzenesulfonamide
  • N-[3-(Aminooxy)propyl]-N-butyl-1-butanamine