Complexes of 3,4-dimethoxybenzoic acid anion with Cu(II), Co(II), La(III), and Nd(III)

Autor: W. Ferenc, K. Czapla, J. Sarzynski, A. Zwolinska

Publikováno v: Eclética Química, Vol 32, Iss 4, Pp 27-34 (2018)

Physico-chemical properties of 3,4-dimethoxybenzoates of Co(II), Cu(II), La(III) and Nd(III) were studied. The complexes were obtained as hydrated or anhydrous polycrystalline solids with a metal ion–ligand mole ratio of 1 : 2 for divalent ions and

Externí odkaz: https://doaj.org/article/1af570271bfe45cbb494a71b722a7590

Magnetic, thermal and spectral characterization of 2,6- dimethoxybenzoates of Co(II), Ni(II) and Cu(II)

Autor: W. Ferenc, A. Walków-Dziewulska, J. Sarzynski

Publikováno v: Eclética Química, Vol 31, Iss 2, Pp 17-24 (2018)

The complexes of 2,6-dimethoxybenzoic acid anion with ions of Co(II), Ni(II), and Cu(II) have been synthesized as polycrystalline solids, and characterized by elemental analysis, spectroscopy, magnetic studies, and also by X-ray diffraction and therm

Externí odkaz: https://doaj.org/article/642bf147ed2c449b88fd8fa0ded0ea64

Comparison of some properties of 2,3 – and 3,4 – dimethoxybenzoates of Cu(II), Co(II) and Nd(III)

Autor: W. Ferenc, K. Czapla, J. Sarzynski, A. Zwolinska

Publikováno v: Eclética Química, Vol 33, Iss 2, Pp 07-12 (2018)

The physicochemical properties of 2,4-, and 3,4-dimethoxybenzoates of Cu(II), Co(II) and Nd(III) were studied and compared to observe the -OCH3 substituent positions in benzene ring on the character of complexes. The analysed compounds are crystallin

Externí odkaz: https://doaj.org/article/bdd444e9f38b44f1be614a9a9e14ea72

Physicochemical properties of 3,4,5-trimethoxybenzoates of Mn(II), Co(II), Ni(II) and Zn(II)

Autor: W. FERENC, A. WALKÓW-DZIEWULSKA, J. SARZYŃSKI

Publikováno v: Journal of the Serbian Chemical Society, Vol 70, Iss 8-9, Pp 1075-1088 (2005)

The complexes of Mn(II), Co(II), Ni(II), Cu(II) and Zn(II) with 3,4,5-trimethoxybenzoic acid anion of the formula: M(C10H11O5)2·nH2O, where n = 6 for Ni(II), n = 1 for Mn(II), Co(II), Cu(II), and n = 0 for Zn, have been synthesized and characterized

Externí odkaz: https://doaj.org/article/07f61c4510a44cd1bea5714324048365

Comparison of some properties of Cu(II) 2,3- , 3,5- and 2,6-dimethoxybenzoates

Autor: W. Ferenc, A. Walków-Dziewulska, J. Sarzyski, B. Paszkowska

Publikováno v: Eclética Química, Vol 31, Iss 3, Pp 7-14 (2006)
Eclética Química v.31 n.3 2006
Eclética Química
Universidade Estadual Paulista Júlio de Mesquita Filho (UNESP)
instacron:UNESP
Eclética Química, Vol 31, Iss 3, Pp 7-14 (2018)
Eclética Química, Volume: 31, Issue: 3, Pages: 14-7, Published: 2006

The physico-chemical properties and thermal stability in air of Cu(II) 2,3- , 3,5- and 2,6- dimethoxybenzoates were compared and the influence of the position of –OCH 3 substituent on their thermal stability was investigated. The complexes are crys

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f249e69d26d0eb94175b45ca5bef874e
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-46702006000300001