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N ‐Lithiomethyl‐ N,N′N″,N″ ‐tetramethyldiethylene‐triamine: The First Alkyllithium Compound which is Monomeric in Hydrocarbons
Author(s) -
Klumpp Gerhard W.,
Luitjes Hendrikus,
Schakel Marius,
de Kanter Franciscus J. J.,
Schmitz Robert F.,
Hommes Nicolaas J. R. van Eikema
Publication year - 1992
Publication title -
angewandte chemie international edition in english
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 0570-0833
DOI - 10.1002/anie.199206331
Subject(s) - mndo , monomer , chemistry , atom (system on chip) , crystallography , computational chemistry , stereochemistry , organic chemistry , molecule , polymer , computer science , embedded system
NMR studies and MNDO calculations show that the title compound exists as two monomeric species in solution with two most stable structures (one of the structures is shown here). As expected, N2 and N3 are coordinated to the Li atom; however, the LiN1 interaction is quite weak.