Regioselective addition of C(sp3)‒H bonds of alkyl pyridines to olefins catalysed by cationic zirconium complexes
Sun, Qiu; Xie, peipei; Yuan, Dan; Xia, Yuanzhi; Yao, Yingming; Chem. Commun.  (2017) –; doi:10.1039/C7CC03263C

data_7120243
_publ_section_title
;
 Regioselective addition of C(sp3)--H bonds of alkyl pyridines to olefins
 catalysed by cationic zirconium complexes
;
_journal_name_full               'Chem. Commun.'
_journal_paper_doi               10.1039/C7CC03263C
_journal_year                    2017
_chemical_formula_sum            'C11.11 H14 N0.22 O0.44 Zr0.22'
_chemical_formula_weight         178.05
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2017-04-20 deposited with the CCDC.
2017-06-08 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            36
_cell_length_a                   15.634(3)
_cell_length_b                   20.940(4)
_cell_length_c                   28.234(6)
_cell_measurement_temperature    223(2)
_cell_volume                     9243(3)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\w scans'
_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  0.0326
_diffrn_reflns_av_sigmaI/netI    0.0303
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            32681
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.17
_exptl_absorpt_coefficient_mu    0.274
_exptl_absorpt_correction_T_max  0.9472
_exptl_absorpt_correction_T_min  0.8751
_exptl_absorpt_correction_type   none
_exptl_crystal_density_diffrn    1.152
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             3408
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.696
_refine_diff_density_min         -0.400
_refine_diff_density_rms         0.061
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.188
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     493
_refine_ls_number_reflns         8122
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      1.200
_refine_ls_R_factor_all          0.0606
_refine_ls_R_factor_gt           0.0430
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0450P)^2^+4.4091P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1060
_refine_ls_wR_factor_ref         0.1122
_reflns_number_gt                6348
_reflns_number_total             8122
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7cc03263c2.cif
_cod_data_source_block           g140509d
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/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 4973 2017-02-22 13:04:09Z antanas 
;
_cod_original_sg_symbol_H-M      Pbca
_cod_database_code               7120243