id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
iajs-3620	Mohammed, Aseel Jassim ; Al-Jeilawi, Oday H.R.	Design, Synthesis of Some New Quinazolinone Derivatives and Evaluation of their Antibacterial Activity	2025	14	.pdf	application/pdf	4219	311	63	Other bands A1 3245 3029 2968, 2891 -- 1598, 1558 1665 (C=O) ester, (1533,1288,989) (C=S) interaction with (-N-C=S) A2 3224 3058 --- 1660 1577, 1541 3450(asym) and 3305(sym) (NH2) , 1616 (C=N) B1 3242 3033 -- 1662 1595, 1552 1531, 1232, 929 (C=S) interaction with (N-C=S) B2 3245 3035 -- 1662 1595, 1554 1650(C=O) for urea , 1622 (C=N) C1 3247 3033 -- 1662 overlap with (C=O) of amide 1562, 1531 1620 (C=N) The 1 HNMR spectral data of compound A2 a singlet signal at 5.8 ppm, which belongs to the NH2 proton, and a singlet signal at 9.8 ppm, which belongs to the N-H proton (33).	cache/iajs-3620.pdf	txt/iajs-3620.txt