Readily Accessible Unsymmetrical Unsaturated 2,6-Diisopropylphenyl N-Heterocyclic Carbene Ligands. Applications in Enantioselective Catalysis.
Tarrieu, Robert; Dumas, Adrien; Thongpaen, Jompol; Vives, Thomas; Roisnel, Thierry; Dorcet, Vincent; Crévisy, Christophe; Baslé, Olivier; Mauduit, Marc; The Journal of organic chemistry 82 (2017) 1880–1887; doi:10.1021/acs.joc.6b02888

data_4032168
_publ_section_title
;
 Readily Accessible Unsymmetrical Unsaturated 2,6-Diisopropylphenyl
 N-Heterocyclic Carbene Ligands. Applications in Enantioselective
 Catalysis.
;
_journal_issue                   4
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              1880
_journal_page_last               1887
_journal_paper_doi               10.1021/acs.joc.6b02888
_journal_volume                  82
_journal_year                    2017
_chemical_absolute_configuration rm/ad/rmad/syn/unk/.
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C27 H31 N2, F6 P'
_chemical_formula_sum            'C27 H31 F6 N2 P'
_chemical_formula_weight         528.51
_space_group_crystal_system      hexagonal
_space_group_IT_number           170
_space_group_name_Hall           'P 65'
_space_group_name_H-M_alt        'P 65'
_symmetry_space_group_name_Hall  'P 65'
_symmetry_space_group_name_H-M   'P 65'
_atom_sites_solution_hydrogens   geom
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                120
_cell_formula_units_Z            6
_cell_length_a                   10.0763(4)
_cell_length_b                   10.0763
_cell_length_c                   46.527(2)
_cell_measurement_reflns_used    9533
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      26.52
_cell_measurement_theta_min      2.37
_cell_measurement_wavelength     0.71073
_cell_volume                     4091.1(2)
_computing_cell_refinement       'APEX3 (Bruker, 2015); SAINT (Bruker, 2014)'
_computing_data_collection       'SAINT (Bruker, 2014)'
_computing_data_reduction        'SAINT (Bruker, 2014)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'CRYSCALc (T. Roisnel, local program, 2015)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector                 '(CMOS) PHOTON 100'
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'D8 VENTURE Bruker AXS'
_diffrn_measurement_method       'rotation images'
_diffrn_radiation_monochromator  'multilayer monochromator'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'Incoatec microfocus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0392
_diffrn_reflns_av_unetI/netI     0.0408
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -60
_diffrn_reflns_number            13918
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.439
_diffrn_reflns_theta_min         2.918
_exptl_absorpt_coefficient_mu    0.160
_exptl_absorpt_correction_T_max  0.967
_exptl_absorpt_correction_T_min  0.923
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
  [Sheldrick, G.M. (2014). SADABS Bruker AXS Inc., Madison, Wisconsin, USA]
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.287
_exptl_crystal_description       prism
_exptl_crystal_F_000             1656
_exptl_crystal_size_max          0.410
_exptl_crystal_size_mid          0.250
_exptl_crystal_size_min          0.210
_refine_diff_density_max         0.423
_refine_diff_density_min         -0.285
_refine_diff_density_rms         0.046
_refine_ls_abs_structure_details
;
Flack x determined using 1646 quotients [(I+)-(I-)]/[(I+)+(I-)]
(Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.04(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     330
_refine_ls_number_reflns         5352
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0660
_refine_ls_R_factor_gt           0.0517
_refine_ls_shift/su_max          0.017
_refine_ls_shift/su_mean         0.004
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0746P)^2^+1.5021P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1318
_refine_ls_wR_factor_ref         0.1392
_reflns_number_gt                4522
_reflns_number_total             5352
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo6b02888_si_001.cif
_cod_data_source_block           RT323
_cod_depositor_comments
;
The following automatic conversions were performed:

'_space_group_crystal_system' value 'Hexagonal' changed to
'hexagonal' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 4032167--4032170.cif.
;
_cod_original_cell_volume        4091.1(4)
_cod_database_code               4032168
_shelx_res_checksum              80531