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العنوان
Spectroscopic studies of Hydrazides of Amino Benzoic acids and Their Arylidene Derivatives /
المؤلف
El-Kamary, Maged Abd-El-Tawab.
هيئة الاعداد
باحث / ماجد عبد التواب احمد القمرى
مشرف / رأفت مطفى عيسى
مناقش / H. Y. البرادعى
مناقش / M. جبر
الموضوع
Chemistry.
تاريخ النشر
1987.
عدد الصفحات
109 p. :
اللغة
الإنجليزية
الدرجة
ماجستير
التخصص
الكيمياء
تاريخ الإجازة
1/1/1987
مكان الإجازة
جامعة طنطا - كلية العلوم * - Chemistry
الفهرس
Only 14 pages are availabe for public view

from 201

from 201

Abstract

The p r e s e n t thcsia comprjsss-three c h a p t e r s , the c o n t e n t s a r e nubtljvidcd Into introtluction, experimentnl rlo w e l l ns rer~utia nnd di! :cusr:j.on. In what fnllows, n brief de::qriptjon of the vr~rjnun chapters of the present t h e s i s . In c h a p t e r 1, n litcrc~ture cwvcy i s given on t h e opectrophotomet~-ic s t u d i e s of hydrrrzides o f o r g a n i c RC~C~R n11d t h e i r d e r i v a t i v e s as me11 ns n g~nernls u r v e y o n t h e hydrolysj s of Azorne t h i n e compountls. I n c h a p t e r 11, the experimental d e t a i l s f o r t h e p~xparution of t h e s o l i d ccmpounds and zolutions nre given. The technique arid t h e d i f f e r e n t appar~rtus used i n the pres e n t study nre also dezcrj bed. Chapter I71 contains the r e s u l t s of t h e study on t h e hydruzides of uminobenzoic acids nnd t h e i r ~rylidene d e r i - vative~t o g e t h e r vrith t h e i r d i s c u s s i o n , i t i s subdjvid~d into f i v e p a r t s . 111 first p a r t , th~s o l v e n t e f f e c t cln the UV- nbsorption spectrrt of thc conipounds under inveetie,: ition are s t u d i e d i n o r d e r to account f o r the nature of a b s o r p t i o n bands relate t o t h e ctructure of the nolute nnd snlvent n o l e c u l e s . Tfic s t u d y is conducted i n medin of di f f e r e n t p o l a r i t i e s such a s e thnnol, chloroforom, carbon te bra c h l o r i d e , dioxnne, dirnethyl forrnrimlde, dioxnne, benzene end cyclohexar~e.