(organic chemistry) Any of six isomeric aromatic azines, but especially 2,4-dinitrophenylhydrazine that is used as a reagent in the analysis of aldehydes and ketones
hydrodesulphurization
hydrodesulphurization
noun
Alternative form of hydrodesulfurization
pharyngealized
pharyngealized
adj
Produced by pharyngealization
verb
simple past tense and past participle of pharyngealize
phenylhydrazine
phenylhydrazine
noun
(organic chemistry) The phenyl derivative of hydrazine C₆H₅-NH-NH₂; it is used in the synthesis of indoles, and in the analysis of sugars etc.
