id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
eurjchem-503	Yar, Muhammad; Arshad, Muhammad; Akhtar, Muhammad Nadeem; Shahzad, Sohail Anjum; Khan, Islam Ullah; Khan, Zulfiqar Ali; Ullah, Nisar; Ninomiya, Ichiya	Studies towards the synthesis of (±)-reserpine: Photocyclization mediated a novel and efficient synthesis of 11,18-dimethoxy-(20α)-18,19-didehydro-yohimban-17-one	2012	6	.pdf	application/pdf	4194	205	65	1H NMR (300 MHz, CDCl3, , ppm): 8.40 (1H, d, J = 9 Hz, 9‐H), 8.21(1H, s, N‐H), 6.62 (1H, m, 19‐H), 7.57‐7.42 (3H, m, 16, 17, and 18‐H), 6.87 (1H, s, 12‐H), 6.80 (1H, d, J = 9 Hz, 10‐H), 6.55 (1H, s, 14‐H), 4.50 (2H, m, 5‐H2), 3.85 (3H, s, OMe), 3.07 (2H, m, 6‐H2). 1H NMR (400 MHz, CDCl3, , ppm): 10.8 (1H, s, NH), 7.26 (1H, d, J = 8.5 Hz, 9‐H), 6.81 (1H, d, J = 8.5 Hz, 10‐H), 6.73 (1H, br s, 12‐H), 6.62 (1H, m, 19‐H), 5.72 (1H, m, 16‐H), 5.36 (1H, m, 17‐H), 4.82 (1H, brdd, J = 12 and 4 Hz, 3‐H), 3.73 (3H, s, OCH3), 3.15 (1H, m, 15‐H), 2.89‐2.70 (6H, m, 18‐H2, 6‐H2, and 5‐H2), 2.58 (1H, ddd, J = 12, 4, and 3.5 Hz, 14‐Heq), 1.32 (1H, q, J = 12 Hz, 14‐Hax).	cache/eurjchem-503.pdf	txt/eurjchem-503.txt