6358-51-6

Usage

Uses

Used in Textile Industry:
2,5-dimethoxy-4-(4-nitrophenylazo)aniline is used as a dye for [application type] in the textile industry for [application reason] its navy blue color and fastness properties. Its high ISO ratings for ironing, light, perspiration, and washing fastness make it a suitable choice for various textile applications, ensuring that the color remains vibrant and resistant to fading and staining.
Used in Standard (Vinegar fiber):
2,5-dimethoxy-4-(4-nitrophenylazo)aniline is used as a dye for vinegar fiber in the textile industry for its navy blue color and fastness properties. 2,5-dimethoxy-4-(4-nitrophenylazo)aniline's high ISO ratings for various fastness tests make it an ideal choice for dyeing vinegar fiber, ensuring that the resulting textiles maintain their color and resist fading and staining under different conditions.

Preparation

4-Nitrobenzenamine diazo, and 2,5-Dimethoxyaniline?coupling.

Standard(Vinegar fiber)

Ironing Fastness

Fading

Stain

InChI:InChI=1/C14H14N4O4/c1-21-13-8-12(14(22-2)7-11(13)15)17-16-9-3-5-10(6-4-9)18(19)20/h3-8H,15H2,1-2H3

Upstream product

• 100-01-6 4-nitro-aniline 
• 102-56-7 2,5-dimethoxyaniline 
• 100-05-0 4-nitrobenzenediazonium chloride 

Downstream Products

• 92-34-2 Fast Black K salt 
• 1256781-53-9 2-((4-((E)-(2,5-dimethoxy-4-((E)-(4-nitrophenyl)diazenyl)phenyl)diazenyl)phenyl)(methyl)amino)ethanol 

Relevant academic research and scientific papers

Diol appended quenchers for fluorescein boronic acid

Fluorescein isothiocyanate is treated with 3-aminophenylboronic acid to provide a fluorescently tagged boronic acid derivative which is used to assess Forster resonance energy transfer (FRET) quenching upon boronate ester formation with a series of bespoke diol appended quenchers. Fluorescence spectroscopy comparison of quenching efficiency between treatment of fluorescein and its boronic acid appended congener with quencher appended diol reveals boronate ester formation (covalently linked) to be the more efficient regime and from the panel of quenchers which also included nucleosides.

Preparation of FRET reporters to support chemical probe development

In high throughput screening (HTS) campaigns, the quality and cost of commercial reagents suitable for pilot studies often create obstacles upon scale-up to a full screen. We faced such challenges in our efforts to implement an HTS for inhibitors of the phosphopantetheinyl transferase Sfp using an assay that had been validated using commercially available reagents. Here we demonstrate a facile route to the synthetic preparation of reactive tetraethylrhodamine and quencher probes, and their application to economically produce fluorescent and quencher-modified substrates. These probes were prepared on a scale that would allow a full, quantitative HTS of more than 350,000 compounds.

ORGANIC SOLVENT SOLUBLE METAL COMPLEX AZO DYES

The present invention relates to organic solvent soluble dyes. In particular, the invention relates to an organic solvent soluble metal complex azo dyes containing chelated metal atoms.