ChemicalBook > CAS DataBase List > 1,7,9-triazabicyclo[4.3.0]nona-2,4,6,8-tetraene

1,7,9-triazabicyclo[4.3.0]nona-2,4,6,8-tetraene

Product Name
1,7,9-triazabicyclo[4.3.0]nona-2,4,6,8-tetraene
CAS No.
274-85-1
Chemical Name
1,7,9-triazabicyclo[4.3.0]nona-2,4,6,8-tetraene
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
CBNumber
CB81260971
Molecular Formula
C6H5N3
Formula Weight
119.12
MOL File
274-85-1.mol
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1,7,9-triazabicyclo[4.3.0]nona-2,4,6,8-tetraene Property

Melting point:
110-112 °C
Density 
1.29±0.1 g/cm3(Predicted)
storage temp. 
Storage temp. 2-8°C
pka
2.70±0.30(Predicted)
form 
solid
Appearance
Off-white to yellow Solid
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Safety

Hazard Codes 
Xn
Risk Statements 
36/37/38
Safety Statements 
26-36/37/39
WGK Germany 
3
HS Code 
2933998090
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
SYX00359
Product name
[1,2,4]Triazolo[1,5-a]pyridine
Packaging
1g
Price
$216
Updated
2025/07/31
TRC
Product number
T767508
Product name
[1,2,4]Triazolo[1,5-a]pyridine
Packaging
100mg
Price
$60
Updated
2021/12/16
AK Scientific
Product number
V4860
Product name
[1,2,4]Triazolo[1,5-a]pyridine
Packaging
1g
Price
$100
Updated
2021/12/16
SynQuest Laboratories
Product number
3H32-1-HM
Product name
[1,2,4]Triazolo[1,5-a]pyridine
Purity
95%
Packaging
1g
Price
$224
Updated
2021/12/16
Matrix Scientific
Product number
069768
Product name
[1,2,4]Triazolo[1,5-a]pyridine
Purity
98%
Packaging
1g
Price
$227
Updated
2021/12/16
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1,7,9-triazabicyclo[4.3.0]nona-2,4,6,8-tetraene Chemical Properties,Usage,Production

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

1,7,9-triazabicyclo[4.3.0]nona-2,4,6,8-tetraene Preparation Products And Raw materials

Raw materials

Preparation Products

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1,7,9-triazabicyclo[4.3.0]nona-2,4,6,8-tetraene Suppliers

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View Lastest Price from 1,7,9-triazabicyclo[4.3.0]nona-2,4,6,8-tetraene manufacturers

Career Henan Chemical Co
Product
[1,2,4]Triazolo[1,5-a]pyridine 274-85-1
Price
US $8.80/KG
Min. Order
1KG
Purity
97%-99%
Supply Ability
100kg
Release date
2019-07-04

274-85-1, 1,7,9-triazabicyclo[4.3.0]nona-2,4,6,8-tetraeneRelated Search:

[1,2,4]TRIAZOLO[1,5-A]PYRIDIN-8-AMINE 8-NITRO[1,2,4]TRIAZOLO[1,5-A]PYRIDINE 2-(4-METHYLPHENYL)-7-PHENYL[1,2,4]TRIAZOLO[1,5-A]PYRIDINE-8-CARBONITRILE 4-CHLORO-N-[1,2,4]TRIAZOLO[1,5-A]PYRIDIN-8-YLBENZENECARBOXAMIDE 2,2,2-TRIFLUORO-N-[1,2,4]TRIAZOLO[1,5-A]PYRIDIN-8-YLACETAMIDE N-[1,2,4]TRIAZOLO[1,5-A]PYRIDIN-8-YL-1,2,3-THIADIAZOLE-4-CARBOXAMIDE 2,2-dimethyl-N-[1,2,4]triazolo[1,5-a]pyridin-8-ylpropanamide 2-CHLORO-N-[1,2,4]TRIAZOLO[1,5-A]PYRIDIN-8-YLACETAMIDE 4-METHOXY-N-[1,2,4]TRIAZOLO[1,5-A]PYRIDIN-8-YLBENZENECARBOXAMIDE 7-(4-CHLOROPHENYL)-2-(2-FURYL)[1,2,4]TRIAZOLO[1,5-A]PYRIDINE-8-CARBONITRILE 2,2,2-TRICHLORO-N-[1,2,4]TRIAZOLO[1,5-A]PYRIDIN-8-YLACETAMIDE 2-CHLORO-N-[1,2,4]TRIAZOLO[1,5-A]PYRIDIN-8-YLBENZENECARBOXAMIDE N-[1,2,4]TRIAZOLO[1,5-A]PYRIDIN-8-YLPENTANAMIDE 2,4-DICHLORO-N-[1,2,4]TRIAZOLO[1,5-A]PYRIDIN-8-YLBENZENECARBOXAMIDE N-[1,2,4]TRIAZOLO[1,5-A]PYRIDIN-8-YL-3-(TRIFLUOROMETHYL)BENZENECARBOXAMIDE 7-PHENYL-2-(2-THIENYL)[1,2,4]TRIAZOLO[1,5-A]PYRIDINE-8-CARBONITRILE N-[1,2,4]triazolo[1,5-a]pyridin-8-ylcyclopropanecarboxamide 7-PHENYL-2-[3-(TRIFLUOROMETHYL)PHENYL][1,2,4]TRIAZOLO[1,5-A]PYRIDINE-8-CARBONITRILE

  • 1,7,9-triazabicyclo[4.3.0]nona-2,4,6,8-tetraene
  • [1,2,4]Triazolo[1,5-a]pyridine
  • s-triazolo(1,5-a)pyridine
  • 274-85-1