THE DEHYDRATION BEHAVIOR OF RARE-EARTH COMPLEXES OF M-NITROBENZOIC ACID

被引:2
|
作者
WANG, ZL
NIU, CJ
MA, JF
NI, JZ
机构
[1] Laboratory of Rare Earth Chemistry and Physics Changchum Institute of Applied Chemistry, Academy Sinica, Changchun
来源
JOURNAL OF THERMAL ANALYSIS | 1994年 / 41卷 / 04期
关键词
COMPLEXES; DTA-TG-DSC; IR; LUMINESCENT MATERIALS; RARE EARTH COMPLEXES OF M-NITROBENZOIC ACID; X-RAY;
D O I
10.1007/BF02547169
中图分类号
O414.1 [热力学];
学科分类号
摘要
Rare earth complexes of m-nitrobenzoic acid (LnL3.2H2O, Ln = La-Lu and Y, except Pm, HL = m-nitrobenzoic acid) were synthesized and characterized by elemental analysis, chemical analysis, IR spectroscopy and X-ray diffraction analysis. The dehydration behaviour of these complexes was studied in detail by means of TG-DTA and DSC. Dehydration occurs over the temperature range 76-215-degrees-C, and the temperature of formation of the anhydrous complexes decreases with increasing atomic number of the rare earth. The activation energies and enthalpy changes for the dehydration were obtained.
引用
收藏
页码:899 / 907
页数:9
相关论文
共 50 条
  • [41] COMPLEXES OF RARE-EARTH ELEMENTS WITH SALICYLIC-ACID HYDRAZIDE
    ABASHMADZE, MS
    PIRTSKHALAVA, NI
    KHARITONOV, YY
    MACHKHOSHVILI, RI
    ZHURNAL NEORGANICHESKOI KHIMII, 1978, 23 (10): : 2650 - 2654
  • [42] PREPARATION OF M-NITROBENZOIC ACID VIA OXIDATION OF M-NITROTOLUENE WITH DILUTED NITRIC-ACID UNDER PRESSURE
    DOLMATOV, VY
    ZUBAREV, PS
    ZYUZKO, VV
    LEBEDEV, BA
    PYATERIKOV, VF
    SHUTOV, DI
    KHIMIKO-FARMATSEVTICHESKII ZHURNAL, 1990, 24 (01): : 67 - 69
  • [43] Solid-Liquid Equilibrium and Phase Diagram for the Ternary p-Nitrobenzoic Acid plus m-Nitrobenzoic Acid plus Ethanol System
    Yao, Gan-Bing
    JOURNAL OF CHEMICAL AND ENGINEERING DATA, 2010, 55 (01): : 554 - 557
  • [44] DEHYDRATION PROCESS OF MONONITRILOTRIACETATE HYDRATES OF RARE-EARTH ELEMENTS
    MITROFANOVA, ND
    ALKAZVINI, MT
    MARTYNENKO, LI
    ZHURNAL NEORGANICHESKOI KHIMII, 1982, 27 (06): : 1422 - 1426
  • [45] THIOCARBAMIDE COMPLEXES OF RARE-EARTH ACETATES
    SAKHAROVA, YG
    SAKHAROV.NN
    BORISOVA, GM
    ZHURNAL NEORGANICHESKOI KHIMII, 1974, 19 (10): : 2679 - 2686
  • [46] Progress on Rare-Earth Supramolecular Complexes
    Yang Q.
    Li X.
    Tang J.
    Zhongguo Xitu Xuebao/Journal of the Chinese Rare Earth Society, 2021, 39 (01): : 128 - 142
  • [47] Rare-Earth Nitrate Complexes with Dimethylformamide
    Petrichko, M. I.
    Karavaev, I. A.
    Savinkina, E. V.
    Grigoriev, M. S.
    Buzanov, G. A.
    Retivov, V. M.
    RUSSIAN JOURNAL OF INORGANIC CHEMISTRY, 2023, 68 (04) : 415 - 423
  • [49] Boratabenzene rare-earth metal complexes
    Cui, Peng
    Chen, Yaofeng
    COORDINATION CHEMISTRY REVIEWS, 2016, 314 : 2 - 13
  • [50] RARE-EARTH OXALATE COMPLEXES WITH HYDRAZINE
    KRYLOV, EI
    SHAROV, VA
    BEZDENEZ.GV
    ZHURNAL NEORGANICHESKOI KHIMII, 1972, 17 (06): : 1603 - &