2-(TERT-BUTYL)-4,5-DICHLORO-2,3-DIHYDROPYRIDAZIN-3-ONE
- CAS NO.：84956-71-8
- Empirical Formula: C8H10Cl2N2O
- Molecular Weight: 221.08
- MDL number: MFCD00277876
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-27 22:44:47
What is 2-(TERT-BUTYL)-4,5-DICHLORO-2,3-DIHYDROPYRIDAZIN-3-ONE?
Chemical properties
White crystal, industrial product is light yellow crystal, mp63～64℃, easily soluble in most organic solvents.
The Uses of 2-(TERT-BUTYL)-4,5-DICHLORO-2,3-DIHYDROPYRIDAZIN-3-ONE
2-(Tert-butyl)-4,5-dichloro-2,3-dihydropyridazin-3-one is an important intermediate in the synthesis of the acaricide pyridaben.
Synthesis
2-(Tert-butyl)-4,5-dichloro-2,3-dihydropyridazin-3-one is prepared from tert-butylhydrazine and furochloric acid as raw materials.
Properties of 2-(TERT-BUTYL)-4,5-DICHLORO-2,3-DIHYDROPYRIDAZIN-3-ONE
| Melting point: | 59 °C |
| Boiling point: | 240.5±50.0℃ (760 Torr) |
| Density | 1.32±0.1 g/cm3 (20 ºC 760 Torr) |
| Flash point: | 99.3±30.1℃ |
| storage temp. | under inert gas (nitrogen or Argon) at 2-8°C |
| pka | -3.39±0.20(Predicted) |
| CAS DataBase Reference | 84956-71-8 |
Safety information for 2-(TERT-BUTYL)-4,5-DICHLORO-2,3-DIHYDROPYRIDAZIN-3-ONE
Computed Descriptors for 2-(TERT-BUTYL)-4,5-DICHLORO-2,3-DIHYDROPYRIDAZIN-3-ONE
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