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Synthesis, spectral and XRD studies on three O-nitrito-complexes with new N,N,O-tridentate Schiff bases derived from 6-amino-5-formyl-1,3-dimethyluracil and semicarbazide, acetylhydrazine and benzoylhydrazine by Francisco Hueso-Ureña; Antonio L. Peñas-Chamorro; Miguel N. Moreno-Carretero; Miguel Quirós-Olozábal; Juan M. Salas-Peregrı́n is a Chemistry article available to read on EtoBox.
What is Synthesis, spectral and XRD studies on three O-nitrito-complexes with new N,N,O-tridentate Schiff bases derived from 6-amino-5-formyl-1,3-dimethyluracil and semicarbazide, acetylhydrazine and benzoylhydrazine about?
have been obtained[ The appearance of the nitrito ligand may be explained by the reduction of the nitrate anion with the carbon monoxide appearing from the decomposition of DMF at high temperature[ In the three compounds\ the Schi} base acts as tridentate monodeprotonated ligand through the N"5#\ N"40# and O"41# atoms\ making two \_ve! and six!membered chelate rings[ The nitrite anion acts as a monodentate ligand through one oxygen atom giving a square!planar environment "compound 0# in which there are not any additional potential donor atoms under and:or below the coordination plane which permit to establish an elongated tetragonal geometry usually found in Cu"II# complexes[ On the contrary\ in the molecular unit of the complexes ðCu"HACEDO#"NO 1 #"H 1 O#Ł "1# and ðZn"HBEZDO#"NO 1 #"H 1 O#Ł "2# there is a coordinated water molecule de\_ning a square!pyramidal coordination polyhedron "compound 1# and a distorted trigonal bipyramid "compound 2#[ Þ 0888 Elsevier Science Ltd[ All rights reserved[
Who reads Synthesis, spectral and XRD studies on three O-nitrito-complexes with new N,N,O-tridentate Schiff bases derived from 6-amino-5-formyl-1,3-dimethyluracil and semicarbazide, acetylhydrazine and benzoylhydrazine?
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- Author
- Francisco Hueso-Ureña; Antonio L. Peñas-Chamorro; Miguel N. Moreno-Carretero; Miguel Quirós-Olozábal; Juan M. Salas-Peregrı́n
- Publisher
- Elsevier Science; Elsevier ; Elsevier Ltd.; Elsevier BV (ISSN 0277-5387)
- Published
- 1998
- Language
- EN
- Field
- Chemistry (Physical Sciences)