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Potentiometric study of complexation of phenylaza-15-crown-5, 4-nitrobenzo-15-crown-5 and dibenzopyridino-18-crown-6 and other derivative of 18-crowns-6 with Na+ion in methanol

✍ Scribed by Javad Zolgharnein; Ghasem Shahmoradi; Khosrow Zamani; Saeid Amani

Publisher
Springer Netherlands
Year
2007
Tongue
English
Weight
189 KB
Volume
59
Category
Article
ISSN
0923-0750

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πŸ“œ SIMILAR VOLUMES

Complexes of Lanthanoid Nitrates with 15
Complexes of Lanthanoid Nitrates with 15-Crown-5 and 18-Crown-6 Ethers
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Complexes between the heavier lanthanoid nitrates Ln(NO~3~)~3~ and 15‐crown‐5 (**1**) and 18‐crown‐6 (**2**) ethers were isolated and characterized. Both 1:1 and 4:3 complexes are formed with each Ln(III) ion, except in the case of Gd and **2**. The thermal transformation of the 1:1 complexes into t

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## Abstract Complexes of lanthanoid trinitrates Ln(NO~3~)~3~ with 15‐crown‐5 ether **1** (Ln = La, Ce, Pr, Nd, Sm, Eu, Gd) and with 18‐crown‐6 ether **2** (Ln = La, Ce, Pr, Nd) having a 1:1 stoichiometry as well as 4:3 complexes with **2** (Ln = La, Ce, Pr, Nd, Sm, Eu, Gd) have been synthesized and