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Disperse Orange 3

for microscopy

Synonym: 4-(4-Nitrophenylazo)aniline

  • CAS Number 730-40-5

  • Linear Formula O2NC6H4N=NC6H4NH2

  • Molecular Weight 242.23

  •  Beilstein Registry Number 1842907

  •  Colour Index Number 11005

  •  EC Number 211-984-8

  •  MDL number MFCD00007856

  • Popular Documents:  FTNMR (PDF)  

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Properties

grade   for microscopy
mp   ~200 °C (dec.)(lit.)
absorption   λmax 443 nm

Description

Features and Benefits

Used to provide experimental verification of a two-level model for the enhancement of the nonresonant, nonlinear refractive index, with a decrease in absorption by reduction of a donor group strength.1

Other Notes

Dye standard for the assay of allergy-inducing dyes in textiles 2,3

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Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
Hazard Codes (Europe) 
Xi
Risk Statements (Europe) 
Safety Statements (Europe) 
26-36/37
WGK Germany 
3

Protocols & Articles

Peer-Reviewed Papers

References

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1. Cherioux, F. et al. Chem. Phys. Lett. 319, 669, (2000)

2. K.L. Hatch Textile Res. J. 54, 664, 721, (1984)

3. Textile dye dermatitis. K.L. Hatch, H.I. Maibach J. Am. Acad. Dermatol. 32, 631, (1995)

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Multifunctional core-shell nanoparticles: discovery of previously invisible biomarkers. Tamburro D J. Am. Chem. Soc. 133(47), 19178-88, (2011)

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Beil. 16,311

Corp MSDS 1, 1476:D / FT-IR 2 (3), 4076:C / FT-IR 1 (2), 966:C / FT-NMR 1 (3), 547:C / IR-Spectra (3), 1450:F / RegBook 1 (2), 2739:D / Sigma FT-IR 1 (2), 132:A / Stains and Dyes Ref, 287 / Structure Index 1, 433:C:1

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364797 Disperse Orange 3, Dye content 90 %

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