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ChemicalBook--->CAS DataBase List--->84956-71-8

84956-71-8

84956-71-8 Structure

84956-71-8 Structure
IdentificationBack Directory
[Name]

2-(TERT-BUTYL)-4,5-DICHLORO-2,3-DIHYDROPYRIDAZIN-3-ONE
[CAS]

84956-71-8
[Synonyms]

2-tert-Butyl-4,5-dichloro-2H-pyridazin-3-one
4,5-DICHLORO-2-(1,1-DIMETHYLETHYL)-3(2H)-PYRIDAZINONE
2-(TERT-BUTYL)-4,5-DICHLORO-2,3-DIHYDROPYRIDAZIN-3-ONE
3(2H)-Pyridazinone, 4,5-dichloro-2-(1,1-dimethylethyl)-
2-(TERT-BUTYL)-4,5-DICHLORO-2,3-DIHYDROPYRIDAZIN-3-ONE ISO 9001:2015 REACH
[Molecular Formula]

C8H10Cl2N2O
[MDL Number]

MFCD00277876
[MOL File]

84956-71-8.mol
[Molecular Weight]

221.08
Chemical PropertiesBack Directory
[Melting point ]

59 °C
[Boiling point ]

240.5±50.0℃ (760 Torr)
[density ]

1.32±0.1 g/cm3 (20 ºC 760 Torr)
[Fp ]

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 DataBack Directory
[Hazard Codes ]

Xi
[HazardClass ]

IRRITANT
[HS Code ]

2933998090
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Mucochloric acid-->2-tert-Butyl-4,5-dichloro-3-2H-pyridazinone
[Preparation Products]

4-Amino-2-(tert-butyl)-3(2H)-pyridazinone
Hazard InformationBack Directory
[Chemical Properties]

White crystal, industrial product is light yellow crystal, mp63~64℃, easily soluble in most organic solvents.
[Uses]

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.
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