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3R 0 OH
!Ln OR 0 3 C 3 MeSi 2 NH "
Ln D Y, R 0 D CEt 3 343
Ln D Ce, R 0 D CBu t 344
3
5R 0 OH (excess)
! 3 [Ln 3 OR 0 9 ] R 0 OH 2 C 3 Me 3 Si 2 NH "
Ln D Y, La, R 0 D Bu t ,Am t 345
3HOCBu t 3 , hexane
!CefN SiMe 3 2 g 3 C 3 Me 3 Si 2 NH
150 Ž C, vacuum
"
3Me 2 CDCH 2
! 2 [Ce 3 OCHBu t 2 2 -OCHBu t 2 ] 2
Ln D Ce 344
3HOCPh 3 , toluene
! 2 [La OCPh 3 2 -OCPh 3 ] 2 C 3 Me 3 Si 2 NH "
Ln D La 346
3HOCBu t 3
![Nd OCBu t 3 3 CH 3 CN 2 ] C 3 Me 3 Si 2 NH "
hexane CH 3 CN
Ln D Nd 347
3HOCHPr i 2
! 2 [Nd 2 OCHPr i 2 6 thf 2 ] C 6 Me 3 Si 2 NH "
hexane/THF
C 5 H 5 N excess
!
THF
1
2 [Nd 2 OCHPr i 2 6 NC 5 H 5 2 ]
Ln D Nd 348
LnfN SiMe 3 2 g 3
3HOCH CF 3 2 (excess)
! 2 [ScfOCH CF 3 2 g 3 NH 3 2 ] 2 C 3 Me 3 Si 2 NH "
benzene
Ln D Sc 349
3HOCMe CF 3 2 (excess)
! n [LnfOCMe CF 3 2 g 3 NH 3 x ] n C 3 Me 3 Si 2 NH "
benzene
Ln D Y, 349a
n D 0, x D 3
Ln D La, 349b
n D 2, x D 1or2
Ln D Pr, 349b
n D 2, x D 2
Ln D Eu, 349b
n D 2, x D 1
3HOR f
![Ln OR f 3 thf 3 ] C 3Me 3 Si 2 NH "
THF
Ln D Y, 349
R f D CH CF 3 2
Ln D Y, 349a
La, Eu, 349b
R f D CMe CF 3 2
3HOCMe CF 3 2
![LnfOCMe CF 3 2 g 3 Et 2 O 0 . 33 ] C 3 Me 3 Si 2 NH "
Et 2 O
Ln D Y, 350
La 349b
3HOR f
![Ln OR f 3 ] C 3 Me 3 Si 2 NH "
benzene
Ln D Y, 349a
La, Pr, Eu, 349a
R f D CMe CF 3 2
Ln D Y, 349a
R f D CMe 2 CF 3
3HOCBu t 3
![Tm OCBu t 3 3 NH 2 SiMe 2 ] 2 CH 2
Ln D Tm 353
Scheme 2.2
Reaction of LnfN SiMe 3 2 g 3 with sterically demanding monodentate alcohols.
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