QUINALDINE RED INDICATOR

2-(4-Dimethylaminostyryl)-1-ethylquinolinium iodide

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Article No.
05529
Grade
Purity
95% Dye content
CAS No.
117-92-0
Molecular Formula
C21H23IN2
Molecular Weight
430.32
H.S. Code
2933.3990
Shelf Life
60 Months
MSDS
 

 

Physical Properties

Physical state at 20 °C
Solid
Colour
Green powder
Flash point [°C]
93.3°C

Packings

  • 1CLVI00055

    1 g (00001)

  • 1GBA000015

    5 g (00005)

 

Specifications

Appearance Green to black powder or crystalline powder
Identity (IR) Passes test
Solubility (0.1% in ethanol) Clear dark red to purple
Absorption maxima (λmax1 in ethanol) 527 - 533 nm
Extinction coefficient at λmax1 Min 58000
Absorption maxima (λmax2 in ethanol) 325 - 331 nm
Extinction coefficient at λmax2 Min 10000
Absorption maxima (λmax3 in ethanol) 279 - 285 nm
Extinction coefficient at λmax3 Min 8800
Dye content Min 95.0%

Revision Date : 17-Dec-2021
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