Preparative-Scale Synthesis of Vedejs Chiral DMAP Catalysts.
Kinens, Artis; Balkaitis, Simonas; Suna, Edgars; The Journal of organic chemistry 83 (2018) 12449–12459; doi:10.1021/acs.joc.8b01687

data_4035402
_publ_section_title
;
 Preparative-Scale Synthesis of Vedejs Chiral DMAP Catalysts.
;
_journal_issue                   20
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              12449
_journal_page_last               12459
_journal_paper_doi               10.1021/acs.joc.8b01687
_journal_volume                  83
_journal_year                    2018
_chemical_formula_moiety         'C8 H18 Cl2 N2 O2 Zn'
_chemical_formula_sum            'C8 H18 Cl2 N2 O2 Zn'
_chemical_formula_weight         310.51
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL
_cell_angle_alpha                90.660(2)
_cell_angle_beta                 103.5388(18)
_cell_angle_gamma                100.646(2)
_cell_formula_units_Z            2
_cell_length_a                   8.3177(3)
_cell_length_b                   8.3401(4)
_cell_length_c                   9.5390(4)
_cell_measurement_reflns_used    2144
_cell_measurement_temperature    163(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      0.9
_cell_volume                     631.22(5)
_computing_structure_refinement  'SHELXL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      163(2)
_diffrn_measured_fraction_theta_full 0.98
_diffrn_measured_fraction_theta_max 0.98
_diffrn_measurement_device_type  'Bruker-Nonius KappaCCD'
_diffrn_measurement_method       '\f and \w scan'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0204
_diffrn_reflns_av_sigmaI/netI    0.0429
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            4290
_diffrn_reflns_theta_full        28.0
_diffrn_reflns_theta_max         28.0
_diffrn_reflns_theta_min         2.2
_exptl_absorpt_coefficient_mu    2.352
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            'Colourless '
_exptl_crystal_density_diffrn    1.634
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             320
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.381
_refine_diff_density_min         -0.459
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.991
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     144
_refine_ls_number_reflns         2979
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.991
_refine_ls_R_factor_all          0.0298
_refine_ls_R_factor_gt           0.0265
_refine_ls_shift/su_max          0.013
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0101P)^2^+0.4435P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0601
_refine_ls_wR_factor_ref         0.0633
_reflns_d_resolution_high        0.7605
_reflns_number_gt                2718
_reflns_number_total             2979
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo8b01687_si_004.cif
_cod_data_source_block           ak_371
_cod_original_sg_symbol_H-M      'P -1 '
_cod_database_code               4035402
_shelx_title                     ' Compound ak_371'
_shelx_refln_list_code           4
_shelx_f_calc_maximum            99.26
_shelx_f_squared_multiplier      1.000