One of the major reasons for studying chemical kinetics is to use measurements of the macroscopic properties of a system, such as the rate of change in the concentration of reactants or products with time. 622-88-8, Name is (4-Bromophenyl)hydrazine hydrochloride, formurla is C6H8BrClN2. In a document, author is Tayade, Yogesh A., introducing its new discovery. HPLC of Formula: https://www.ambeed.com/products/622-88-8.html.
An efficient and green method has been developed for the synthesis of 1H-pyrazolo[1,2-b]phthalazine-5,10-diones derivatives by employing 20 mol% beta-cyclodextrin via a one-pot multicomponent reaction of aldehydes, malononitrile and phthalhydrazide in H2O-EtOH (4:1) at 100 A degrees C for first time under neutral condition. The catalyst could be recovered and reused for four consecutive cycles without appreciable loss in catalytic activity.
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Reference:
Phthalazine – Wikipedia,
,Phthalazine | C8H6N2 – PubChem