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Structural studies on rare earth carboxylates--I. Studies on the crystal structure of tris(neopentanoato)-tris(neopentanoic acid)neodymium(III) dimer, [NdA_3(HA)_3]_2 被引量:1
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作者 ZHANG De-Long HUANG Chun-Hui +1 位作者 XU Guang-Xian pan zuo-hua 《Chinese Journal of Chemistry》 SCIE CAS CSCD 1990年第6期529-535,共15页
The title complex was synthesized and its structure was determined. The crystal is mon- oclinic with space group P2_1/n. Unit cell parameters are as follows: a=16.474(8), b=12.425(4), c=20.844(12), β=109.27(4)°,... The title complex was synthesized and its structure was determined. The crystal is mon- oclinic with space group P2_1/n. Unit cell parameters are as follows: a=16.474(8), b=12.425(4), c=20.844(12), β=109.27(4)°, Z=4. In each dimer, the two Nd atoms are connected through two pairs of bridging neopentanoate anions. The two carboxyl groups in each pair are in opposite position to Nd atom which are coplanar with them and the two planes are perpendicular with each other. In the complex each Nd atom is further coordinated with three neopentanoic acid molecules and one monodentate neopentanoate anion. The central atom is octa-coordinated in a square- antiprism arrangement. 展开更多
关键词 DIMER neopentanoato neopentanoic acid)neodymium Structural studies on rare earth carboxylates ACID HA III
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