triphenyltetrazolium chloride
noun
tri·phenyl·tetrazolium chloride
(¦)trī¦fenᵊl,
-fēn-+…-
: a colorless crystalline salt C(C6H5)3N4Cl that is obtained by oxidative ring closure of triphenylformazan and that gives back triphenylformazan on reduction (as by enzymes or reducing sugars) so that the red color formed can serve as a stain for tissues, as a test for viability (as of seeds), and as an analytical reagent
called also tetrazolium chloride, 2,3,5-triphenyltetrazolium chloride, TTC
Word History
Etymology
triphenyl- + tetrazolium