X.Y. Lia, {draw:a} *, Y.Q. *Wua, b, {text:bookmark-start} {text:bookmark-end} {draw:a} *, * {draw:a} *, D.D. *Gua and F.X. Gana {text:bookmark-start} {text:bookmark-end} aShanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, PR China {text:bookmark-start} {text:bookmark-end} bKey Lab of Functional Inorganic Material Chemistry (Heilongjiang University), Ministry of Education, Haerbin 150080, PR China
Received 9 August 2008; revised 5 January 2009; accepted 6 January 2009. Abstract Article Outline 2.1.3. Zn(L)2 complex 2.3. Instruments and methods References {text:bookmark-start} {text:bookmark-end} 1. Introduction {text:bookmark-start} {text:bookmark-end} 2. Experimental {text:bookmark-start} {text:bookmark-end} *2.1. The procedure for the synthesis of the metal(*II) complexes {text:bookmark-start} {text:bookmark-start} {text:bookmark-end} {text:bookmark-end} Fig. 1. Suggested structures of nickel(II), cobalt(II) and zinc(II) complexes. View Within Article {text:bookmark-start} {text:bookmark-end} *2.1.1. Ni(*L)*2* complex Yield: 70%; mp > 325 °C; Anal. Calcd (Found) for C34H34N12O8Ni: C, 51.21 (51.13); H, 4.30 (4.23); N, 21.08 (21.02). λmax(log _ {draw:frame} _) (CHCl3): 412 nm (4.68). Significant FT-IR spectra ν (cm'''1): 1692 (C {draw:frame} O), 1643 (C {draw:frame} O), 1601 (C {draw:frame} O), 1408 (N {draw:frame} N), 1250 (C''"O), 495 (Ni''"O), 461 (Ni {draw:frame} N). ESI-MS Calcd (Found): m/_z_ = 796.2 (797.1) [M+H]+. {text:bookmark-start} {text:bookmark-end} *2.1.2. Co(*L)*2* complex Yield: 50%; mp > 325 °C; Anal. Calcd (Found) for C34H34N12O8Co: C, 51.20 (51.15); H, 4.30 (4.22); N, 21.07 (21.01). λmax(log _ {draw:frame} _) (CHCl3): 404 nm (4.60). Significant FT-IR spectra ν (cm'''1): 1689 (C {draw:frame} O), 1635 (C {draw:frame} O), 1602 (C {draw:frame} O), 1410 (N {draw:frame} N), 1251 (C''"O), 494 (Co''"O), 457 (Co {draw:frame} N). ESI-MS Calcd (Found): m/_z_ = 797.2 (798.1) [M+H]+....