4,5-DICHLORO-2-(4-METHYLPHENYL)-2,3-DIHYDROPYRIDAZIN-3-ONE

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Names

[ CAS No. ]:
33098-21-4

[ Name ]:
4,5-DICHLORO-2-(4-METHYLPHENYL)-2,3-DIHYDROPYRIDAZIN-3-ONE

[Synonym ]:
4,5-dichloro-2-p-tolyl-2H-pyridazin-3-one
4,5-dichloro-2-(4-methylphenyl)-2-hydropyridazin-3-one
4,5-Dichlor-2-p-tolyl-pyridazin-3-on
1-p-Tolyl-4,5-dichlor-6-pyridazon
4,5-dichloro-2-(4-methylphenyl)-2,3-dihydropyridazin-3-one

Chemical & Physical Properties

[ Density]:
1.39g/cm3

[ Boiling Point ]:
339.4ºC at 760mmHg

[ Melting Point ]:
144ºC

[ Molecular Formula ]:
C11H8Cl2N2O

[ Molecular Weight ]:
255.10000

[ Exact Mass ]:
254.00100

[ PSA ]:
34.89000

[ LogP ]:
2.84770

[ Index of Refraction ]:
1.627

MSDS

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Safety Information

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S37/39

[ HS Code ]:
2933990090

Synthetic Route

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Precursor & DownStream

Precursor

  • 3,4-Dichloro-5-hydroxy-2(5H)-furanone
  • 4-Methylphenylhydrazine

DownStream

Customs

[ HS Code ]: 2933990090

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%