hydrazide


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Related to hydrazide: hydrazine, hydrochlorothiazide, Hydrazone

hydrazide

[′hī·drə‚zīd]
(inorganic chemistry)
An acyl hydrazine; a compound of the formula where R may be an alkyl group.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The nucleophilic attack of the base on the electrophilic carbon atom of the hydrazide molecule results in the formation of a hydrazine moiety.
The benzoic acid hydrazide 1 (1.35 g, 10.02 mmol) dissolved in 25 ml of absolute ethanol was added to the above solution in portionwise with constant stirring.
* Kucukguzel G, Kocatepe A, De Clercq E, Sahin F, Gulluce M (2006) Synthesis and biological activity of 4-thiazolidinones, thiosemicarbazides derived from diflunisal hydrazide. Eur J Med Chem 41: 353-359.
Synthesis of the carbohydrazide derivatives To a solution of hydrazide (1 mmol) (2) and triethylamine (2 mmol) in dry C[H.sub.2][Cl.sub.2] (5 mL), a solution of previously prepared benzoyl chloride (1 mmol) was added dropwise at room temperature.
Phenylalanine acid hydrazide (3b): Rf=0.69 (CH[Cl.sub.3]/MeOH 4/1); yield 92%; thick syrup; IR (KBr v max[cm.sup.-1]): 3303 (N-H), 3055 (=C-H), 2927(C-H), 1618 (C=O), 1510 (C=C), 1093 (C-N).
A mixture of hydrazide 3 (2.11g, 10 mmole) and formic acid (15 ml) was heated for 15 h (TLC) under reflux.
Oxadiazole 4 was obtained by the reaction of acid hydrazide (Almasirad et al., 2011) with carbon disulphide in alkaline medium under reflux conditions.
The conventional method for amino and hydrazide group quantification includes the 2,4,6-trinitrobenzenesulfonic acid (TNBS) test, which comprises three steps involving work with toxic reagents such as TNBS and methanol.
Kim, "A relative and absolute quantification of neutral N-linked oligosaccharides using modification with carboxymethyl trimethylammonium hydrazide and matrix-assisted laser desorption/ionization time-of-flight mass spectrometry," Analytical Biochemistry, vol.
The latter reaction gave three products, none of them being the expected hydrazide 11a-11h.
The core reaction is achieved by refluxing equimolar quantities of Diclofenac hydrazide III with Isatin nucleus a1 for 6 hours in Schiff's condensation reaction carried out in the presence of catalytic amount of glacial acetic acid.