Girards Reagent

Name:
Girards Reagent
Detailed information:

Chemistry name:	Girard's “P”: carboxymethylpyridinium chloride hydrazide; acethydrazidepyridinium chloride
M Formula:	C5H5NClCH2CONHNH2
Chemistry name:	Girard's “T”: carboxymethyltrimethyl ammonium chloride hydrazide; trimethylacethydrazide ammonium chloride
M Formula:	(CH3)3NClCH2CONHNH2
Properties:
White to faintly pinkish crystals; little or no odor. Mp 190–200C. Soluble in water; insoluble in oils. T is hygroscopic.
Use:
Separation of aldehydes and ketones from natural oily or fatty materials; extraction of hormones.