phenylhydrazine


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Related to phenylhydrazine: Phenylhydrazone

phenylhydrazine

[¦fen·əl′hī·drə‚zēn]
(organic chemistry)
C6H5NHNH2 Poisonous, oily liquid, boiling at 244°C; soluble in alcohol, ether, chloroform, and benzene, slightly soluble in water; used in analytical chemistry to detect sugars and aldehydes, and as a chemical intermediate. Also known as hydrazinobenzene.
References in periodicals archive ?
Differently from the effect of diamide that caused reversible changes, after phenylhydrazine treatment, band 3 oxidation, and its phosphorylation, Syk translocation to the membrane and its phosphorylation increased progressively, paralleling the generation of hemichromes (Figure 5).
The aim of the study was to identify the changes of the frequency amplitude of spontaneous rhythmic contractions of the thoracic duct at acute and chronic intoxication with phenylhydrazine and on the correction drug Salsocollin.
Derivatization of MMDA and MDA with phenylhydrazine yielded 4-methyl-1-phenylpyrazole and 1-phenylpyrazole, respectively.
McDonald, Insecticidal phenylhydrazine derivatives, U.
8) uses phenylhydrazine at 70 [degrees]C in an oxidizing medium on latex, which produces LNR with a molecular weight, according to time, of 3,000 to 20,000.
Among these frequently used reagents are 2,4-dinitro- phenylhydrazine [29-30], 4-hydrazine-2- stilbanzole [31], o-phenylenediamine [32, 33], 1,2- diamino-4,5-dimethoxybenzene [34], 1,2-diamino-4,5-methylenedioxyb enzene [35] and 4,5- diaminophthalhydrazide [36].
1, Dimethyl sulfoxide, cytochrome C, superoxide reductase, xanthinoxidase, xanthine, glutathione, o-phthaldialdehyde (OPT) and 2,4 dinitro phenylhydrazine (DNPH) were purchased from Wako Pure Chemical Industries (Osaka, Japan).
2] was then added, and the sample derivatized with 1 [micro]mol of phenylhydrazine for 30 min at room temperature (final volume, 0.
A well-known similar reaction takes place between some diamines, such as phenylhydrazine, and compounds such as glucose or anhydroglucose.
Condensation of 5-acetyl- 1,2,4-triazines 4a-e with phenylhydrazine derivatives in ethyl alcohol containing catalytic amount of hydrochloric acid formed appropriate arylhydrazone of 5-acyl-1,2,4-triazine 6-36 in excellent yield [13, 17, 18, 21].