INFRARED-SPECTRA AND NORMAL-COORDINATE ANALYSIS OF 1,2-DITHIOLATE COMPLEXES WITH NICKEL

INFRARED-SPECTRA AND NORMAL-COORDINATE ANALYSIS OF 1,2-DITHIOLATE COMPLEXES WITH NICKEL
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DOI:
10.1021/ic50148a028
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发表时间:
1975-01-01
影响因子:
4.6
通讯作者:
NAKAMOTO, K
NAKAMOTO, K
中科院分区:
化学2区
文献类型:
--
作者:
SCHLAPFER, CW;NAKAMOTO, K

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本文报道了十个[Ni(S2C2R2)2]x型1,2-二硫酸盐配合物的红外光谱,其中R为H、CeHs、CF3或CN,x为0、1-或2-。用镍同位素替代法指定了Ni-S伸展模式。对所有10个络合物进行了简正坐标分析,计算了力常数,并给出了理论能带指认。根据Huckel MO理论,讨论了改变络合物(X)和取代基(R)的电荷对拉伸力常数的影响。
The infrared spectra of ten 1, 2-dithiolate complexes of the type [Ni (S2C2R2) 2] x, where R is H, CeHs, CF3, or CN and x is 0, 1-, or 2-, have been obtained. Nickel isotope substitution has been carried out to assign the Ni-S stretching modes. Normal-coordinate analyses have been made on all ten complexes to calculate the force constants as well as to give theoretical band assignments. The effects of changingthe charge of the complex (x) and the substituent (R) on the stretching force constants have been discussed in terms of the Huckel MO theory.