Two protons masquerading as a metal ion? Anionic coordination polymers of uranyl ion and tetrahydrofurantetracarboxylate with protonated or metal-complexed azamacrocyclic cations
作者:Pierre Thuéry、Jack Harrowfield
DOI:10.1080/00958972.2022.2161375
日期:2023.1.2
complexes, [R,S-Me6cyclamH2][(UO2)3(thftc)2] (1) and [(UO2)3(thftc)2Cu(R,S-Me6cyclam)]⋅2H2O (2), have been obtained from reaction of uranyl nitrate with (2R*,3R*,4S*,5S*)-tetrahydrofurantetracarboxylic acid (H4thftc) under solvo-hydrothermal conditions in the presence of either R,S-Me6cyclam⋅4HNO3 or [Cu(R,S-Me6cyclam)(NO3)2] (R,S-Me6cyclam = 7(R),14(S)-5,5,7,12,12,14-hexamethyl-1,4,8,11-tetraazacyclotetradecane)
摘要 两个配合物,[ R,S -Me 6 cyclamH 2 ][(UO 2 ) 3 (thftc) 2 ] ( 1 ) 和 [(UO 2 ) 3 (thftc) 2 Cu( R,S -Me 6 cyclam)]⋅ 2H 2 O ( 2 ), 由硝酸铀酰与 (2 R* ,3 R* ,4 S* ,5 S* )-四氢呋喃四甲酸 (H 4 thftc) 在溶剂-水热条件下在R,S -Me 6仙客来· 4HNO3 or [Cu( R,S -Me 6 cyclam)(NO 3 ) 2 ] ( R,S -Me 6 cyclam = 7( R ),14( S )-5,5,7,12,12,14-六甲基-1,4,8,11-四氮杂环十四烷)。原位异构化导致两种复合物都涉及手性 2 R* ,3 R* ,4 R* ,5 S*形式的配体。(UO 2 ) 3 (thftc) 2 2–具有 V 2 O 5的双周期网络在