Chromatogram of standard solution of the hydrazide D-5 (tR = 4.380) as possible degradation product.

 
 
  Part of: Tzankova D, Peikova L, Vladimirova S, Georgieva M (2019) Development and validation of RP-HPLC method for stability evaluation of model hydrazone, containing a pyrrole ring. Pharmacia 66(3): 127-134. https://doi.org/10.3897/pharmacia.66.e47035