1,2,4-Triazole

Flammable, colorless scales

Fixed

1.15 g · cm -3

120 ° C.

260 ° C

Well in water (547 g · l-1 at 22 ° C)

Attention

1350 mg · kg -1 ( LD50, mouse, oral)

Template: Infobox chemical / molecular formula search available

1,2,4-triazole is a chemical compound selected from the group of triazoles. It is in the form of colorless scales.

Production and representation

1,2,4-triazole can be recovered by further nitration of imidazole or Einhorn -Brunner reaction or Pellizzari reaction.

Use

1,2,4-triazole is used as additive in fertilizers and as an intermediate for the preparation of fungicides, by an addition reaction with epoxides or other electrophiles for compounds. Triazole derivatives as nitrotriazolone or ANTA find as a novel, insensitive explosives application.

Safety

At high temperatures, 1,2,4- triazole decomposed to oxides of nitrogen and explosion hazard (flash point 170 ° C, ignition temperature about 490 ° C ) is given. It is recorded in the directory 67/548/EEC for carcinogenic, mutagenic or toxic for reproduction substances according to directive and its use in cosmetics prohibited.

Derivatives

• Amitrole C2H4N4 CAS: 61-82-5
• Epoxiconazole C17H13ClFN3O, CAS: 135319-73-2
• Epronaz C11H20N4O3S, CAS: 59026-08-3
• Flucarbazone C12H11F3N4O6S, CAS: 145026-88-6
• Propiconazole C15H17Cl2N3O2, CAS: 60207-90-1
• Triamiphos C12H19N6OP, CAS: 1031-47-6
• 1H-1 ,2,4 -triazole -3 ,5 -diamine C2H5N5, CAS: 1455-77-2
• 1,2-dihydro -3H- 1 ,2,4-triazole -3-thione C2H3N3S, CAS: 3179-31-5