Highly Selective Catalyst-Dependent Competitive 1,2-C→C, -O→C, and -N→C Migrations from β-Methylene-β-silyloxy-β-amido-α-diazoacetates
Xichen Xu; Yu Qian; Peter Y. Zavalij; Michael P. Doyle; Journal of the American Chemical Society 135 (2013) 1244–1247; doi:10.1021/ja311392m

data_4119233
_publ_section_title
;
 Highly Selective Catalyst-Dependent Competitive 1,2-C\\rightarrowC,
 -O\\rightarrowC, and -N\\rightarrowC Migrations from
 \b-Methylene-\b-silyloxy-\b-amido-\a-diazoacetates
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              1244
_journal_page_last               1247
_journal_paper_doi               10.1021/ja311392m
_journal_volume                  135
_journal_year                    2013
_chemical_formula_moiety         'C21 H29 Cl N2 O4 Si'
_chemical_formula_sum            'C21 H29 Cl N2 O4 Si'
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_exptl_absorpt_correction_type   multi-scan
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_exptl_crystal_colour            colourless
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_exptl_crystal_description       needle
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_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
 w=1/[\s^2^(Fo^2^)+(0.0100P)^2^+0.7900P]
 where P=(Fo^2^+2Fc^2^)/3
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0679
_refine_ls_wR_factor_ref         0.0714
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4195
_reflns_number_total             5146
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja311392m_si_005.cif
_cod_data_source_block           2314
_cod_depositor_comments
;
The following automatic conversions were performed:

'_atom_sites_solution_primary' value 'direct methods' was changed to
'direct'.

Automatic conversion script
Id: cif_fix_values 6452 2018-10-05 10:23:21Z andrius 
;
_cod_database_code               4119233
_shelx_estimated_absorpt_t_min   0.885
_shelx_estimated_absorpt_t_max   0.990
_diffrn_reflns_sigmai/neti       0.0281
_shelxl_version_number           2012-4
_shelx_res_checksum              56200