1-[(2,5-Dimethoxyphenyl)diazenyl]-2-naphthol

1-[(2,5-Dimethoxyphenyl)diazenyl]-2-naphthol Structure
1-[(2,5-Dimethoxyphenyl)diazenyl]-2-naphthol structure
Common Name 1-[(2,5-Dimethoxyphenyl)diazenyl]-2-naphthol
CAS Number 6358-53-8 Molecular Weight 308.331
Density 1.2±0.1 g/cm3 Boiling Point 536.9±50.0 °C at 760 mmHg
Molecular Formula C18H16N2O3 Melting Point 155-157ºC
MSDS Chinese USA Flash Point 278.5±30.1 °C
Symbol GHS08
GHS08
Signal Word Warning

[Determination: of citrus red 2 in navel orange by ultra performance liquid chromatography-tandem mass spectrometry].

Se Pu 30(8) , 832-5, (2012)

An ultra performance liquid chromatography-tandem mass spectrometry (UPLC-MS/ MS) method was developed for the determination of citrus red 2 (CR2) in navel orange. The sample was extracted with acetonitrile, cleaned-up by an NH2 solid phase extraction cartrid...