000 017900000a22003370004500
003 EG-GICUC
005 20250223030227.0
008 061217s2005 ua d f m 000 0 eng d
040 _aEG-GICUC
_beng
_cEG-GICUC
041 0 _aEng
049 _aDeposite
097 _aPh.D
099 _aCai01.12.10.Ph.D.2004.AL.s
100 0 _aAli Ahmed Hassan AlAtoom
245 1 0 _aSome New approaches for the synthesis of heterocyclic derivatives containing nitrogen and / or sulfur of expected biological activity /
_cAli Ahmed Hassan AlAtoom ; Supervised Abdou Osman Abd El Hamid
246 1 5 _aبعض الاتجاهات لتشييد مشتقات غيرمتجانسة الحلقة محتوية على الكبريت اوالنيتروجين اوالاثنين معا متوقع لها نشاط بيولوجي
260 _aCairo :
_bAli Ahmed Hassan AlAtoom ,
_c2005
300 _a192P :
_bcharts ;
_c30cm
502 _aThesis (PH.D.) - Cairo University - Faculty Of Science - Department Of Organic Chemistry
520 _aThis work has been carried out to investigate : 1 , 2 , 4 - Triazoles , 2 , 3 - dihydro - 1 , 3 , 4 - thiadiazoles , 1 , 2 , 4 - triazolino[4 , 3 - a] - pyrimidines were synthesized via reaction of hydrazonoyl halides with each of 2H - chromene - 2 - thione , alkyl carbodithioate and pyrimidine - 2 - thione derivatives , respectively
530 _aIssued also as CD
653 4 _a1 , 2 , 4 - Triazoles
653 4 _a2 , 3 - dihydro - 1 , 3 , 4 - thiadiazoles
653 4 _aPyrazolo[4 , 3 - d]Pyrimidines
653 4 _aPyrazolo[4 , 5 - d]Triazolino[4 , 5 - a]Pyrimidines
700 0 _aAbdou Osman Abd El Hamid ,
_eSupervisor
856 _uhttp://172.23.153.220/th.pdf
905 _aMustafa
_eRevisor
905 _aSamia
_eCataloger
942 _2ddc
_cTH
999 _c30268
_d30268