Chem. J. Chinese Universities

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Influence of Lithium Salts Anion and Sidegroup of 15-Crown-5 Series on the Far IR Shift of Solid Lithium Complexes with Crown Ethers

WEN Yong-Hong1, YANG En-Bo2, FU Li-An1, FANG Sheng-Qiang1   

    1. College of Chemistry and Chemical Engineering, Lanzhou Universty, Lanzhou 730000, China;
    2. Institute of Atomic Energy Science, Beijing 102413, China
  • Received:2006-06-10 Revised:1900-01-01 Online:2007-02-10 Published:2007-02-10
  • Contact: FANG Sheng-Qiang

Abstract: Two reduced sequences of (s/s')f (relative reduced partition function ratio) found in the present paper are LiSCN·B15C5>LiCCl3COO·B15C5 > LiClO4·B15C5 and LiClO4·4-mB15C5>LiClO4·B15C5>LiClO4·Ph15C5, respectively. These solid lithium complexes with crown ethers were separated from tetrahydrofuran for the first sequence and from 3-methyl-1-butanol for the second one, respectively. Acording to the analysis of the data obtained, an independent character of the three factors(solvents, anion of lithium salts, and the sidegroup of 15C5 series ), playing a part in contribution to (s/s')f, have been brought to light preliminarily.

Key words: Solid lithium complex with crown ethers, Far infrared shift, Lithium isotopes, Relative reduced partition function ratio (s/s′)f

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