Zobrazeno 1 - 10
of 12
pro vyhledávání: '"W. S. El-Hamouly"'
Publikováno v:
Journal of Applied Polymer Science. 42:3025-3035
The ultraviolet and infrared spectra of films of PVA treated with Co(11), Ni(11), and Cu(11) and then doped with iodine were studied. The spectra of the films preheated in air at temperatures from 25 to 180°C for 2 h were investigated. The obtained
Publikováno v:
Die Pharmazie. 48(4)
Publikováno v:
Phosphorus and Sulfur and the Related Elements. 14:1-6
The reaction of 2,2′-(tert-butylimino)diethanol (1) with dioxaphospholanes (2a) and (2b) leads to the formation of (tert-butylimino)diethylene cyclic ethylene bisphosphite (4). Thermal reaction of the biphosphite (4) with (1) gives a complete rearr
Autor:
V. Chvalovsky, W. S. El-Hamouly
Publikováno v:
Organic Mass Spectrometry. 20:73-75
Publikováno v:
Zeitschrift für Naturforschung B. 40:661-663
For possible biological activity, the title compounds were prepared and allowed to condense with hydrazine hydrate, phenyl hydrazine, hydroxylamine HCl, urea and thiourea to give the pyrazolines 3, isoxazolines 4, oxo and thioxopyrimidines 5, respect
Publikováno v:
Chemischer Informationsdienst. 14
Autor:
V. CHVALOVSKY, W. S. EL-HAMOULY
Publikováno v:
Chemischer Informationsdienst. 14
Publikováno v:
Chemischer Informationsdienst. 16
Publikováno v:
Chemischer Informationsdienst. 5
Autor:
A. F. Aboulezz, W. S. El-Hamouly
Publikováno v:
Chemischer Informationsdienst. 8