id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
iajs-1856	Ghali, Thaer S.; Tomma, Jumbad H.	Synthesis and Study the Mesomorphic Behaviour of New N- acetyl and Their Diazetine: Mono and Twin	2018	11	.pdf	application/pdf	3478	199	66	Synthesis of 1,3-diazetine derivatives[IV]a-c. Sodium azide(0.65g , 0.01 mol) was added to a stirring solution of N-acyl derivatives (0.01mol) in (10 mL) dimethyl formamide(DMF) to synthesize compound [IV]a while (1.3g ,0.02 mol) was added for synthesized compounds [IV]b,c. Yield (78%);brown powder, mp:136-138 ºC ; FT- IR(υ cm-1): (3321,3115 , NH2),( 3060, CH aromatic), (2956, 2856, CH aliphatic),( 1636, C=N),( 1604 , C=C),( 1253 , C-O) ; 1HNMR (DMSO-d6), δ, ppm: 7.01-7.68 (m,10H,Ar-H), 6.95(s,2H,NH2), 4.2(q,4H,OCH2) ,2.2 (hextit, 2H,CH2 ) ; 13CNMR(DMSO- d6),(δppm):184.46,169.303,158.63,127.134,126.49,14,64.328and28.53.Synthesis of new Schiff bases[II]a-c.Dissolved in 5 mL of absolute ethanol a mixture of appropriate 2- amino-1,3- thaizole(0.001mol) and 4-methoxy benzaldehyde (0.001mol) for synthesized compound [II]a and ( 0.002 mol) for synthesized compounds	cache/iajs-1856.pdf	txt/iajs-1856.txt