4,5-Dichloro-3(2H)-pyridazinone

4,5-Dichloro-3(2H)-pyridazinone Basic information

Product Name:	4,5-Dichloro-3(2H)-pyridazinone
Synonyms:	AURORA KA-447;LABOTEST-BB LT00138189;AKOS B029197;4,5-DICHLOROPYRIDAZIN-3(2H)-ONE;4,5-DICHLOROPYRIDAZIN-3-ONE;4,5-Dichloro-3-pyridazinol;4,5-DICHLORO-3-HYDROXYPYRIDAZINE;4,5-DICHLORO-3(2H)-PYRIDAZINONE
CAS:	932-22-9
MF:	C4H2Cl2N2O
MW:	164.98
EINECS:
Product Categories:	Piperazine series;Pyridazine series;Bases & Related Reagents;Heterocycles;Nucleotides
Mol File:	932-22-9.mol

4,5-Dichloro-3(2H)-pyridazinone Chemical Properties

Melting point	204-206 °C(lit.)
density	1.76±0.1 g/cm3(Predicted)
storage temp.	Keep in dark place,Sealed in dry,Room Temperature
solubility	DMSO (Slightly), Methanol (Slightly)
pka	8.39±0.60(Predicted)
form	Crystalline Powder
color	White to yellow
BRN	120959
InChIKey	VJWXIRQLLGYIDI-UHFFFAOYSA-N
CAS DataBase Reference	932-22-9(CAS DataBase Reference)

Safety Information

MSDS Information

Provider	Language
SigmaAldrich	English
ALFA	English

4,5-Dichloro-3(2H)-pyridazinone Usage And Synthesis

Chemical Properties	Beige Crystalline Solid
Uses	A new labelled substituted pyridazinone with tuberculostatic action.
Synthesis Reference(s)	Journal of Heterocyclic Chemistry, 28, p. 385, 1991 DOI: 10.1002/jhet.5570280234
General Description	The solid phase FT-IR and FT-Raman spectra of 4,5-dichloro-3-hydroxypyridazine was studied.

4,5-Dichloro-3(2H)-pyridazinone Preparation Products And Raw materials

Raw materials	Ethanol-->Acetic acid-->Sodium carbonate-->Hydrazine hydrate-->Mucochloric acid-->Semicarbazide hydrochloride
Preparation Products	1-PHENYL-4,5-DICHLORO-6-PYRIDAZONE-->4,5-Dichloro-2-(tetrahydro-pyran-2-yl)-2H-pyridazin-3-one-->2,4,5-TRICHLORO-3(2H)-PYRIDAZINONE-->4-HYDROXY-5-NITROPYRIDAZIN-3(2H)-ONE-->4-chloro-5-piperazin-1-ylpyridazin-3(2H)-one-->4,5-DICHLORO-2-(HYDROXYMETHYL)-2,3-DIHYDROPYRIDAZIN-3-ONE

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