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Synthese, NMR‐Spektren und Molekülstruktur von [(CH 3 ) 2 Ga{μ‐P(H)Si(CH 3 ) 3 } 2 Ga(CH 3 ) 2 {μ‐P(Si(CH 3 ) 3 ) 2 }Ga(CH 3 ) 2 ]
Author(s) -
Schaller A.,
Hausen † H.D.,
Weidlein J.,
Fischer P.
Publication year - 2000
Publication title -
zeitschrift für anorganische und allgemeine chemie
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.354
H-Index - 66
eISSN - 1521-3749
pISSN - 0044-2313
DOI - 10.1002/(sici)1521-3749(200003)626:3<616::aid-zaac616>3.0.co;2-4
Subject(s) - monoclinic crystal system , toluene , chemistry , crystallography , yield (engineering) , nmr spectra database , stereochemistry , crystallization , crystal structure , ring (chemistry) , nuclear magnetic resonance spectroscopy , spectral line , materials science , organic chemistry , physics , astronomy , metallurgy
Synthesis, NMR Spectra and Structure of [(CH 3 ) 2 Ga{μ‐P(H)Si(CH 3 ) 3 } 2 Ga(CH 3 ) 2 {μ‐P(Si(CH 3 ) 3 ) 2 }Ga(CH 3 ) 2 ] The title compound has been prepared in good yield by the reaction of [Me 2 GaOMe] 3 (Me = CH 3 ) with HP(SiMe 3 ) 2 in toluene (ratio 1 : 1,1) and purified by crystallization from pentane or toluene, respectively. This organogallium compound forms (Ga–P) 3 ring skeletons with one Ga–P(SiMe 3 ) 2 –Ga and two Ga–P(H)SiMe 3 –Ga bridges and crystallizes in the monoclinic space group C2/c. The known homologous Al‐compound is isotypic, both (M III –P) 3 heterocycles have twist‐conformations, the ligands of the monophosphane bridges have trans arrangements.
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