Mixed-valent tetranuclear MnIIMnIII 3 complex with 1,3-diamino-2-hydroxypropane-N,N’,N”,N”’-tetraacetic acid
Închide
Conţinutul numărului revistei
Articolul precedent
Articolul urmator
873 6
Ultima descărcare din IBN:
2023-08-21 14:10
Căutarea după subiecte
similare conform CZU
546.71+544+547+549 (1)
Chimie anorganică (444)
Chimie fizică (481)
Chimie organică (475)
Mineralogie. Studiul special al mineralelor (23)
SM ISO690:2012
MIKURIYA, Masahiro, NAGAO, Nobuyuki, KURAHASHI, Satoshi, TABUCHI, Atsushi, TOMOHARA, Seiki, TSUBOI, Motohiro, YOSHIOKA, Daisuke, SAKIYAMA, Hiroshi, FUYUHIRO, Akira. Mixed-valent tetranuclear MnIIMnIII 3 complex with 1,3-diamino-2-hydroxypropane-N,N’,N”,N”’-tetraacetic acid. In: Chemistry Journal of Moldova, 2014, nr. 1(9), pp. 100-105. ISSN 1857-1727. DOI: https://doi.org/10.19261/cjm.2014.09(1).12
EXPORT metadate:
Google Scholar
Crossref
CERIF

DataCite
Dublin Core
Chemistry Journal of Moldova
Numărul 1(9) / 2014 / ISSN 1857-1727 /ISSNe 2345-1688

Mixed-valent tetranuclear MnIIMnIII 3 complex with 1,3-diamino-2-hydroxypropane-N,N’,N”,N”’-tetraacetic acid
DOI: https://doi.org/10.19261/cjm.2014.09(1).12
CZU: 546.71+544+547+549

Pag. 100-105

Mikuriya Masahiro1, Nagao Nobuyuki1, Kurahashi Satoshi1, Tabuchi Atsushi1, Tomohara Seiki1, Tsuboi Motohiro1, Yoshioka Daisuke1, Sakiyama Hiroshi2, Fuyuhiro Akira3
 
1 Kwansei Gakuin University,
2 Yamagata University,
3 Osaka University
 
Disponibil în IBN: 17 iulie 2014


Rezumat

Mixed-valent tetranuclear MnIIMnIII 3 complex with 1,3-diamino-2-hydroxypropane-N,N’,N”,N”’-tetraacetic acid (H5dhpta), Ca2[Mn4{μ-OHO}(dhpta)2(CH3COO)2], was synthesized and characterized by elemental analysis, IR and UV-vis-NIR spectroscopy, and temperature dependence of magnetic susceptibilities (4.5—300 K). Single-crystal X-ray crystallography revealed a trapezoid tetranuclear core with μ-(OHO), μ-alkoxido, μ-acetato bridges. Magnetic data analysis showed considerable antiferromagnetic interactions among these four manganese atoms with J(MnIIIMnIII) of –35.02 cm–1, J’(MnIII(MnII)-MnIII) of –4.82 cm–1 , and J”(MnII-MnIII) of –4.61 cm–1.

Cuvinte-cheie
manganese complex, tetranuclear complex, mixed-valent complex, magnetic property