Definition of phenylhydrazine. Meaning of phenylhydrazine. Synonyms of phenylhydrazine

Here you will find one or more explanations in English for the word phenylhydrazine. Also in the bottom left of the page several parts of wikipedia pages related to the word phenylhydrazine and, of course, phenylhydrazine synonyms and on the right images related to the word phenylhydrazine.

Definition of phenylhydrazine

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Meaning of phenylhydrazine from wikipedia

- Phenylhydrazine is the chemical compound with the formula C6H5NHNH2. It is often abbreviated as PhNHNH2. Phenylhydrazine forms monoclinic prisms that...
- in organic chemistry formed when sugars are reacted with excess of phenylhydrazine. The famous German chemist Emil Fischer developed and used the reaction...
- that produces the aromatic heterocycle indole from a (substituted) phenylhydrazine and an aldehyde or ketone under acidic conditions. The reaction was...
- Ludwig Knorr in 1887. Phenazone is synthesized by condensation of phenylhydrazine and ethyl acetoacetate under basic conditions and methylation of the...
- molecular formula C6H8N2 may refer to: Adiponitrile Dimethylpyrazine, an alkylpyrazine Phenylenediamine (disambiguation) Phenylhydrazine Wurster's blue...
- metals such as lead and mercury. Dithizone may be prepared by reacting phenylhydrazine with carbon disulfide, followed by reaction with pot****ium hydroxide...
- included the discovery of phenylhydrazine. In the 1880s, Knorr was trying to make quinolone derivatives from phenylhydrazine, and instead made a pyrazole...
- Knorr, via a condensation reaction between ethyl acetoacetate and phenylhydrazine. Pyrazolones are amongst the oldest synthetic pharmaceuticals...
- Emil Fischer prepared the first pyridazine via the condensation of phenylhydrazine and levulinic acid. The parent heterocycle was first prepared by oxidation...
- step in Borsche–Drechsel carbazole synthesis, where in the first step phenylhydrazine is condensed with cyclohexanone to form the cyclohexanone phenylhydrazone...