phenylhydrazine

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Related to Phenyl hydrazine: Phenylhydrazone, Phenylhydrazine hydrochloride

phenylhydrazine

(fen″ĭl-hī′dră-zēn″) [ phenyl + hydrazine]
An oily nitrogenous base used as a test for the presence of sugar in the urine.
CAS # 100-63-0
References in periodicals archive ?
Preparing 3-propyl - 1-phenyl - 2pyrazolin- 5- one (2) In a round-bottom emery-top balloon, the mixture of 5.1 grams (0.293mol) ethyl butyril acetate and 9.6 grams (0.88 mol) phenyl hydrazine were placed on a steam bath for 2 hours.
Synthesis of 11b 12; Adjust A mixture of enaminone 2 (0.01 mol) hydrazine hydrate (9a) or phenyl hydrazine (9b) (0.01 mol) in ethanol (30 mL) was heated under reflux for 12 hrs.
Investigation of the optimum concentration of phenyl hydrazine for the spectrophotometric analysis of glucose Estimation of glucose was carried out as oxidized glucosazone which is a colored compound.
The decrease may be due to the reaction of the free phenyl hydrazine with the iron (III) chloride which may lead to de-colorization.
It can be seen that each of the phenyl hydrazine and iron (III) chloride give maximum absorbance when used in 50 ppm concentrations.
Analytical grade D-glucose, sucrose, phenyl hydrazine and iron (III) chloride were purchased from Sigma/Aldrich, USA, hydrochloric acid and acetic acid were purchased from BDH.
phenyl hydrazine the oldest hydrazine reagent, played an important role in the synthesis of crystalline derivatives of carbohydrates.