By Don Bradley, R. C. Mehrotra, Ian Rothwell, A. Singh
This article is predicated on steel Alkoxides (Academic Press, 1978), and has been up-to-date and improved to incorporate advancements during this starting to be box from the earlier twenty years. insurance comprises homometallic alkoxides; heterometallic alkoxides; x-ray crystal buildings of alkoxo steel compounds; steel oxo-alkoxides; steel aryloxides; and their business purposes in such parts as microelectronics, ceramics, non-linear optical fabrics, high-temperature superconductors, and really expert glasses. meant as a reference for these operating within the box, in addition to to be used as a supplementary textual content for complex inorganic chemistry classes.
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Extra info for Alkoxo and Aryloxo Derivatives of Metals
Cr OR 2 C 2NH SiMe3 43 2 Cr,350 MD R D Me, Et, Prn , Pri , Bun Bus , But , C5 H11 , CHMePrn , CHEt2 , CEt3 , CPh3 , l-adamantyl CHOCHBut2 ! Zn OR 2 C 2HN SiMe3 2 M D Zn,339b R D CEt3 , CEt2 Me, C2 H4 OMe, C2 H4 NMe2 , CHMeCH2 NMe2 , C2 H4 NMeC2 H4 NMe2 , x D 0 ! M OCBut3 M D Ge, 2 C 2HNSiMe3 Sn,352 x D0 ! 13 [Pb OBut 2 ]3 C 2HN SiMe3 2 M D Pb,339a x D 0 C2HOCMe2 CH2 OMe 1 ! 3 Synthesis of divalent Cr, Mn, Co, Zn, Cd, Ge, Sn, and Pb alkoxides from corresponding metal bis (trimethylsilyl) amides.
64 Interestingly, homometallic alkoxides of gallium,181 – 185 indium,186,187 germanium,124,188 tin,189 – 191 lead,192 – 194 arsenic,195 – 198 antimony,195 – 197,199 – 201 bismuth,202 – 206 and tellurium207,208 can easily be prepared according to the general reaction (Eq. 65): MXx C x M0 OR ! 65 where M D metal(loid) of groups 13, 14, 15, and 16; X D halide (usually chloride); M0 D Na or K; R D a simple or substituted alkyl group; x D valency of the metal(loid). The tendency for the formation of heterobimetallic alkoxides with alkali metals,179,180,195 has generally restricted the applicability of this procedure for the synthesis of homometallic alkoxides of many of these metals, except in cases where the heterobimetallic alkoxides are thermally labile and dissociate to yield the corresponding volatile homometallic alkoxides of p-block metals.
400 Me3 P 3 RhMe C ROH toluene ! 5 402 CHOCHPh2 CHOCHPh2 CPPh3 2 ! 137) ! 138) ! 139) Reactions of alcohols ROH, with CoMe PMe3 [Co OR 2 ]n (Eq. 403 2CoMe PMe3 4 C 2ROH ! afford polymers of the formula 1 [Co OR 2 ]n C Co PMe3 n where R D Me, Et, Ph, SiMe3 . 140 and AlEt3 405 with HOCH2 CCl3 give ! 141 ! 3 From Metal–Carbon and Metal–Nitrogen Bond Cleavage Reactions (J-3) C4Pri OHCpy 3 Me3 Si 2 NH CPri OH 3HN SiMe3 2 C4HOCHPri2 ! 143) 2 M D Th165 ! 144) 165 ! 145) [Me3 Si 2 N]2 M CH2 SiMe2 NSiMe3 C4HOCHEt2 Cpy !
Alkoxo and Aryloxo Derivatives of Metals by Don Bradley, R. C. Mehrotra, Ian Rothwell, A. Singh