Merck, 00442-50MG, 4-Aminoazobenzene

General description
This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ.
Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com.
Aminoazobenzenes (AABs) are a class of compounds containing the azo group, which renders them colored. They have been used as dyes for fabrics, polishes, and food. 4-dimethylaminoazobenzene (DMAB), was used to color margarine.
This compound is listed in the SVHC (Substances of very high concern) candidate list of ECHA (European Chemicals Agency)
Application
It is intended to be used as a certified reference material (CRM) for calibration in chromatography and other analytical techniques.
The 4-Aminoazobenzene CRM can also be used as given below:

To study the spectral characteristics of 1-(2,4-diamino phenylazo) naphthalene and 4-aminoazobenzene by tautomerization and inclusion complexation
To study the inclusion complexes of ß-cyclodextrin (ß-CD) with 4-hydroxyazobenzene and 4-aminoazobenzene
In the detection of 4-aminoazobenzene using copper nanoclusters prepared using ascorbic acid

Other Notes
Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.
Legal Information
TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany