EMAIL THIS PAGE TO A FRIEND
17983 Sigma-Aldrich

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

Purchase

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.

Other Notes

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

Same product — same quality — now Sigma-Aldrich brand

Price and Availability

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
WGK Germany 
3

Documents

Certificate of Analysis

Protocols & Articles
Peer-Reviewed Papers
15

References

Set your institution to view full text papers.
Related Products

replaced by

Product #

Description

Add to Cart

364797 Disperse Orange 3, Dye content 90 %

Technical Service:

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Bulk Ordering & Pricing:

Need larger quantities for your development, manufacturing or research applications?