274-85-1

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274-85-1 Structure

Identification	Back Directory
[Name] 1,7,9-triazabicyclo[4.3.0]nona-2,4,6,8-tetraene
[CAS] 274-85-1
[Synonyms] s-triazolo(1,5-a)pyridine [1,2,4]Triazolo[1,5-a]pyridine 1,7,9-triazabicyclo[4.3.0]nona-2,4,6,8-tetraene
[Molecular Formula] C6H5N3
[MDL Number] MFCD03700708
[MOL File] 274-85-1.mol
[Molecular Weight] 119.12

Chemical Properties	Back Directory
[Melting point ] 110-112 °C
[density ] 1.29±0.1 g/cm3(Predicted)
[storage temp. ] Storage temp. 2-8°C
[form ] solid
[pka] 2.70±0.30(Predicted)
[Appearance] Off-white to yellow Solid
[InChI] 1S/C6H5N3/c1-2-4-9-6(3-1)7-5-8-9/h1-5H
[InChIKey] DACWQSNZECJJGG-UHFFFAOYSA-N
[SMILES] N1(C=CC=C2)C2=NC=N1

Safety Data	Back Directory
[Symbol(GHS) ] GHS07
[Signal word ] Warning
[Hazard statements ] H315-H319-H335
[Precautionary statements ] P261-P305+P351+P338
[Hazard Codes ] Xn
[Risk Statements ] 36/37/38
[Safety Statements ] 26-36/37/39
[WGK Germany ] 3
[HS Code ] 2933998090
[Storage Class] 11 - Combustible Solids
[Hazard Classifications] Eye Irrit. 2 Skin Irrit. 2 STOT SE 3

Hazard Information	Back Directory
[Uses] [1,2,4]Triazolo[1,5-a]pyridine (cas# 274-85-1) is a useful reactant in the synthesis of 1,?2,?4-?triazolo[4,?3-?a]?quinolines.
[Synthesis Reference(s)] Tetrahedron Letters, 14, p. 1677, 1973 DOI: 10.1016/S0040-4039(01)96026-5

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