Bipyrrolidine salan alkoxide complexes of lanthanides: synthesis, characterisation, activity in the polymerisation of lactide and mechanistic investigation by DOSY NMR.
Beament, James; Kociok-Köhn, Gabriele; Jones, Matthew D.; Buchard, Antoine; Dalton transactions (Cambridge, England : 2003) 47 (2018) 9164–9172; doi:10.1039/c8dt02108b

data_7046717
_publ_section_title
;
 Bipyrrolidine salan alkoxide complexes of lanthanides: synthesis,
 characterisation, activity in the polymerisation of lactide and
 mechanistic investigation by DOSY NMR.
;
_journal_issue                   27
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9164
_journal_page_last               9172
_journal_paper_doi               10.1039/c8dt02108b
_journal_volume                  47
_journal_year                    2018
_chemical_formula_moiety         'C82 H130 N4 O6 Sm2, 2(C6 H14)'
_chemical_formula_sum            'C94 H158 N4 O6 Sm2'
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2018-05-18 deposited with the CCDC.
2018-06-19 downloaded from the CCDC.
;
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'ORTEP3 for Windows - Farrugia, L. J. J. Appl. Crystallogr. 1997, 30, 565'
_computing_publication_material
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 'WinGX publication routines, Farrugia, 
 L. J., J. Appl. Crystallogr., 1999, 32, 837-838
;
_computing_structure_refinement
;
 SHELXL-2014/8 (Sheldrick, 2014)
 Sheldrick GM (2008) Acta Crystallogr A64:112-122 and 
 C. B. H\"ubschle, G. M. Sheldrick and B. Dittrich
 ShelXle: a Qt graphical user interface for SHELXL
 J. Appl. Cryst., 44, (2011) 1281-1284.
;
_computing_structure_solution
; 
 SHELXT
 Sheldrick, G. M. (2008). Acta Cryst. A64, 112-122.
;
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;
CrysAlisPro 1.171.38.43 (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
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'w=1/[\s^2^(Fo^2^)+(0.0509P)^2^+5.2769P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_refine_ls_wR_factor_ref         0.1011
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_reflns_number_gt                8485
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_reflns_threshold_expression     'I > 2\s(I)'
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_cod_data_source_block           SmtBu2OiPr
_cod_depositor_comments
'Adding full bibliography for 7046715--7046721.cif.'
_cod_database_code               7046717
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;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
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