Analytical Applications of Reactions of Iron(III) and Hexacyanoferrate(III) with 2,10-Disubstituted Phenothiazines

Table 2

Determination of some PF with Fe(III) and K₃[Fe(CN)₆] using flow injection methods.

Oxidant	Compound	Determination range (𝜇g mL^−1)	Pharmaceutical formulation	Ref.
FeCl3	Promazine	10–130
	Thioridazine	10–130	Promazin (injection)
				[14]
Fe(CIO4)3	Promazine	6–128
	Chlorpromazine	6–124	Largactil (tablets)
	Levomepromazine	7–133
	Promethazine	6–117		[15]
	Fluphenazine	5–312	Phenergan (tablets)
	Thioridazine	11–230	Majeptil (tablets)
	Thioproperazine	12–248		[15]
	Trifluoperazine	12–230
	Promethazine	0,5–8,0	Syrup, cream and tablets	[16]
	Trifluoperazine	0,5–10
K3[Fe(CN)6]	Promazine	2,5–25	Promazine (injection)	[17]
	Chlorpromazine	1–2	Urine
	Fluphenazine
	Thioridazine			[18]
	Promethazine
	Methotrimeprazine