Stereo-controlled anti-hydromagnesiation of aryl alkynes by magnesium hydrides
Wang, Bin; Ong, Derek Yiren; Li, Yihang; Pang, Jia Hao; Watanabe, Kohei; Takita, Ryo; Chiba, Shunsuke; Chemical Science 11 (2020) 5267–5272; doi:10.1039/D0SC01773F

data_1557997
_publ_section_title
;
 Stereo-controlled anti-hydromagnesiation of aryl alkynes by magnesium
 hydrides
;
_journal_issue                   20
_journal_name_full               'Chemical Science'
_journal_page_first              5267
_journal_page_last               5272
_journal_paper_doi               10.1039/D0SC01773F
_journal_volume                  11
_journal_year                    2020
_chemical_formula_sum            'C21 H18'
_chemical_formula_weight         270.35
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_update_record
;
2020-03-03 deposited with the CCDC.	2020-05-04 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 91.2503(14)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.2298(2)
_cell_length_b                   10.3241(3)
_cell_length_c                   19.9155(5)
_cell_measurement_reflns_used    5485
_cell_measurement_temperature    100.(2)
_cell_measurement_theta_max      33.5071
_cell_measurement_theta_min      2.8180
_cell_volume                     1486.16(7)
_computing_cell_refinement       'SAINT V8.38A (Bruker AXS Inc., 2017)'
_computing_data_collection       'APEX3 (Bruker AXS Inc., 2018)'
_computing_data_reduction        'SAINT V8.38A (Bruker AXS Inc., 2017)'
_computing_molecular_graphics    'XP (Bruker AXS Inc., 2018)'
_computing_publication_material  'APEX3 (Bruker AXS Inc., 2018)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'XT, VERSION 2014/5'
_diffrn_ambient_temperature      100.(2)
_diffrn_detector_area_resol_mean 7.4074
_diffrn_measured_fraction_theta_full 0.979
_diffrn_measured_fraction_theta_max 0.979
_diffrn_measurement_device_type  'Photon II CPADs detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'Multilayer Mirror'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0471
_diffrn_reflns_av_unetI/netI     0.0547
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            18475
_diffrn_reflns_theta_full        33.73
_diffrn_reflns_theta_max         33.73
_diffrn_reflns_theta_min         2.82
_diffrn_source                   'Incoatec microfocus source'
_diffrn_source_type              'Bruker D8 Quest'
_exptl_absorpt_coefficient_mu    0.068
_exptl_absorpt_correction_T_max  0.99
_exptl_absorpt_correction_T_min  0.89
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 - Bruker AXS area detector scaling and absorption correction
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.208
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             576
_exptl_crystal_size_max          0.240
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.120
_refine_diff_density_max         0.365
_refine_diff_density_min         -0.222
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     190
_refine_ls_number_reflns         5820
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0776
_refine_ls_R_factor_gt           0.0523
_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^)+(0.0515P)^2^+0.5499P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1170
_refine_ls_wR_factor_ref         0.1328
_reflns_number_gt                4364
_reflns_number_total             5820
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0sc01773f2.cif
_cod_data_source_block           chiba442m
_cod_depositor_comments
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The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-Scan' was
changed to 'multi-scan' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 7556 2019-12-06 15:28:31Z antanas 

 Adding full bibliography for 1557997--1557998.cif.

 Adding full bibliography for 1557997--1557998.cif.
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_cod_database_code               1557997
_shelx_res_checksum              8289