formazan

Introduction

A water-insoluble colored compound of the general structure RNH-N=CR'-N=NR'', formed by the reduction of a tetrazolium salt, used in histochemical demonstration of oxidative enzymes. The R's are usually phenyl groups.

More general terms

• pigment

Database

• PubChem: http://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=68274
• PubChem: http://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=125761
• PubChem: http://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=137247
• PubChem: http://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=90059
• PubChem: http://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=497814
• PubChem: http://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=113299