نتایج جستجو برای: polyoxomolybdate
تعداد نتایج: 62 فیلتر نتایج به سال:
Mercury and its compounds are known to be extremely toxic but widely distributed in environment. Although many works have been reported to efficiently detect mercury, development of simple and convenient sensors is still longed for quick analyzing mercury in water. In this work, a nanoscale metal-oxo cluster, (n-Bu4N)2[Mo5NaO13(OCH3)4(NO)], (MLPOM), organically-derivatized from monolacunary Lin...
The self-assembly of molybdate building units in the presence of Fe(II) and V(IV) produces the first mixed-spin heterometal keplerate-type clusters displaying ferrimagnetic interactions.
The Dawson-type polyanion [α-Mo(18)O(54)(SO(3))(2)](4-), with two SO(3)(2-) templates embedded inside a polyoxomolybdate(vi) cage, exhibits thermochromism over an exceptionally wide temperature range (∼500 K). The temperature dependence of the cluster structure, established from X-ray crystallography, IR and Raman spectroscopy and DFT calculations, is related to a decreasing HOMO-LUMO gap in th...
The title compound, (C(8)H(8)N(5))(2)[Mo(6)O(19)], was prepared by reaction of Mo(CO)(6) and dipyrimidylamine in refluxing toluene. The hexa-nuclear polyoxomolybdate anions lie on centres of inversion. Each 2-(pyrimidin-2-ylamino)pyrimidinium cation forms an intra-molecular N-H⋯N hydrogen bond and the cations are linked through self-complementary pairs of N-H⋯N hydrogen bonds into dimers across...
Despite the promising anti-cancer properties of polyoxometalates (POMs) compound, they have not yet been reported for clinical use due to their general toxicity. This study reports synthesis tocopherol succinate (TS)-polyoxomolybdate (POMo) conjugate (T2POMo) as a novel organic–inorganic hybrid POMo and evaluating its in vitro. The aim was introduce more potent derivative with less toxicity tha...
The paper present results of studies the two-stage preparation C10-C12 tricyclic vicinal amino alcohols from partially hydrogenated condensation products cyclopentadiene and cyclohexa-1,3-diene, by epoxidizing them with hydrogen peroxide in presence cobalt-containing polyoxomolybdate, followed aminolysis oxidate diethylamine, morpholine, or piperidine. structure synthesized compounds was confir...
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