cas 94-78-0, 3-(PHENYLAZO)-2,6-PYRIDINEDIAMINE

One phenazopyridine monohydrate (1?H2O), one cocrystal of phenazopyridine with phthalimide (2), and three salts of phenazopyridine with benzoic acid (3), 4-hydroxyphenylacetic acid (4), and scaaharin (5) were synthesized, and their structures w

The present invention is directed to substituted phenazopyridines represented by Formula I. The present invention also relates to the discovery that compounds of Formula I have increased bioavailability as compared to unconjugated phenazopyridine.

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94-78-0

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Chemical Properties

Appearance/Colour :dark red to violet crystalline powder

Melting Point: 139 °C

Boiling Point: 442.3 °C at 760 mmHg

Flash Point:221.3 °C

Density: 1.32 g/cm³

Solubility:DMSO (Slightly), Methanol (Slightly)

Storage Temp.:Amber Vial, -20°C Freezer, Under inert atmosphere

Vapor Pressure: 12.044mmHg at 25°C

Refractive Index: 1.6880 (estimate)

PKA: pKa 5.15(H2O,t =25) (Uncertain)

PSA: 89.65000

LogP: 3.82380

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94-78-0

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Chemical Properties

Appearance/Colour :dark red to violet crystalline powder

Melting Point: 139 °C

Boiling Point: 442.3 °C at 760 mmHg

Flash Point:221.3 °C

Density: 1.32 g/cm3

Solubility:DMSO (Slightly), Methanol (Slightly)

Storage Temp.:Amber Vial, -20°C Freezer, Under inert atmosphere

Vapor Pressure: 12.044mmHg at 25°C

Refractive Index: 1.6880 (estimate)

PKA: pKa 5.15(H2O,t =25) (Uncertain)

PSA: 89.65000

LogP: 3.82380

Global suppliers and manufacturers of 94-78-0total 77 suppliers on LookChem

Density: 1.32 g/cm³