{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Srinivasan A"],"funding":["European Synchrotron Radiation Facility","Université de Bordeaux","Agence Nationale de la Recherche","Centre National de la Recherche Scientifique","H2020 Marie Skłodowska-Curie Actions"],"pagination":["1136-1143"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC5884025"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["9(5)"],"pubmed_abstract":["A simple procedure based on anion exchange was employed for the enantiomeric resolution of the extended metal atom chain (EMAC) [Co3(dpa)4(MeCN)2]2+. Use of the chiral salt (NBu4)2[As2(tartrate)2], (Λ-1 or Δ-1), resulted in the selective crystallization of the EMAC enantiomers as [Δ-Co3(dpa)4(MeCN)2](NBu4)2[Λ-As2(tartarte)2]2, (Δ-2) and [Λ-Co3(dpa)4(MeCN)2](NBu4)2[Δ-As2(tartrate)2]2 (Λ-2), respectively, in the P4212 space group, whereas a racemic mixture of 1 yielded [Co3(dpa)4(MeCN)2][As2(tartrate)2]·2MeCN (rac-3), which crystallized in the C2/c space group. The local electronic and magnetic structure of the EMAC enantiomers was studied, exploiting a variety of dichroisms in single crystals. A strong linear dichroism at the Co K-edge was observed in the orthoaxial configuration, whereas i"],"journal":["Chemical science"],"pubmed_title":["Enantiomeric resolution and X-ray optical activity of a tricobalt extended metal atom chain."],"pmcid":["PMC5884025"],"funding_grant_id":["ANR-11-JS07-013-01","706556","CH-4457","CH-5009","CH-4171"],"pubmed_authors":["Cortijo M","Rogalev A","Sainctavit P","Rosa P","Bulicanu V","Wilhelm F","Clerac R","Hillard EA","Naim A","Srinivasan A"],"additional_accession":[]},"is_claimable":false,"name":"Enantiomeric resolution and X-ray optical activity of a tricobalt extended metal atom chain.","description":"A simple procedure based on anion exchange was employed for the enantiomeric resolution of the extended metal atom chain (EMAC) [Co3(dpa)4(MeCN)2]2+. Use of the chiral salt (NBu4)2[As2(tartrate)2], (Λ-1 or Δ-1), resulted in the selective crystallization of the EMAC enantiomers as [Δ-Co3(dpa)4(MeCN)2](NBu4)2[Λ-As2(tartarte)2]2, (Δ-2) and [Λ-Co3(dpa)4(MeCN)2](NBu4)2[Δ-As2(tartrate)2]2 (Λ-2), respectively, in the P4212 space group, whereas a racemic mixture of 1 yielded [Co3(dpa)4(MeCN)2][As2(tartrate)2]·2MeCN (rac-3), which crystallized in the C2/c space group. The local electronic and magnetic structure of the EMAC enantiomers was studied, exploiting a variety of dichroisms in single crystals. A strong linear dichroism at the Co K-edge was observed in the orthoaxial configuration, whereas i","dates":{"release":"2018-01-01T00:00:00Z","publication":"2018 Feb","modification":"2025-04-04T19:34:21.589Z","creation":"2019-03-26T23:29:12Z"},"accession":"S-EPMC5884025","cross_references":{"pubmed":["29675158"],"doi":["10.1039/c7sc04131d"]}}