cas 64178-58-1, 4-CHLORO-5-HYDROXY-3(2H)-PYRIDAZINONE

The synthesis of the title compound 7 was achieved starting with mucochloric acid via the pyridazinones 1,2 and 6.The electrolytic ionisation constants for 7 were found to be 4.81 (+/-0.03) and -0.3 (+/-0.3).Crystal structure analyses were performed for 7 and its "fixed" derivatives 6 and 9. - Keywords.Synthesis of 5-methoxy- and 5-hydroxy-3(2H)-pyridazinones; pKa Values of 5-hydroxy-3(2H)-pyridazinone; Crystal structure of 3(2H)-pyridazinones.

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64178-58-1

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Chemical Properties

Melting Point: 270-273 °C(Solv: N,N-dimethylformamide (68-12-2))

Boiling Point: 213.3 °C at 760 mmHg

Flash Point:82.8 °C

Density: 1.79 g/cm³

Storage Temp.:under inert gas (nitrogen or Argon) at 2-8°C

Vapor Pressure: 0.0367mmHg at 25°C

Refractive Index: 1.681

PKA: 4.50±1.00(Predicted)

PSA: 65.98000

LogP: 0.12890

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64178-58-1

Articles about 64178-58-1Total 1 be found

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Chemical Properties

Melting Point: 270-273 °C(Solv: N,N-dimethylformamide (68-12-2))

Boiling Point: 213.3 °C at 760 mmHg

Flash Point:82.8 °C

Density: 1.79 g/cm3

Storage Temp.:under inert gas (nitrogen or Argon) at 2-8°C

Vapor Pressure: 0.0367mmHg at 25°C

Refractive Index: 1.681

PKA: 4.50±1.00(Predicted)

PSA: 65.98000

LogP: 0.12890

Global suppliers and manufacturers of 64178-58-1total 29 suppliers on LookChem

Density: 1.79 g/cm³