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Front Cover: Interception of Elusive Cationic Hf–Al and Hf–Zn Heterobimetallic Adducts with Mixed Alkyl Bridges Featuring Multiple Agostic Interactions (Chem. Eur. J. 17/2020)
Author(s) -
Tensi Leonardo,
Froese Robert D. J.,
Kuhlman Roger L.,
Macchioni Alceo,
Zuccaccia Cristiano
Publication year - 2020
Publication title -
chemistry – a european journal
Language(s) - English
Resource type - Reports
SCImago Journal Rank - 1.687
H-Index - 242
eISSN - 1521-3765
pISSN - 0947-6539
DOI - 10.1002/chem.202000731
Subject(s) - agostic interaction , chemistry , crystallography , alkyl , hydrogen bond , molecule , organic chemistry , metal
To bond to natural terrains , animals employ diverse adaptions: prehensile tails, suction‐cup toes, zygodactyl claws. Molecular bonding can also be nuanced; unraveling such mysteries is at the heart of chemistry. A series of Hf/Al, Hf/Zn complexes is bound by multiple agostic interactions from bridging alkyls and has short Hf–Al/Zn interatomic distances. One can envision agostic hydrogen atoms grasping the Hf center like toes, the electron cloud of Al/Zn brushing against it like a tail. More information can be found in the Full Paper by L. Tensi, R. D. J. Froese, R. L. Kuhlman, C. Zuccaccia et al. on page 3758.