Formation of quaternary centres by copper catalysed asymmetric conjugate addition to β-substituted cyclopentenones with the aid of a quantitative structure-selectivity relationship.
Ardkhean, Ruchuta; Mortimore, Mike; Paton, Robert S.; Fletcher, Stephen P.; Chemical science 9 (2018) 2628–2632; doi:10.1039/c7sc05304e

data_1548864
_publ_section_title
;
 Formation of quaternary centres by copper catalysed asymmetric conjugate
 addition to \b-substituted cyclopentenones with the aid of a quantitative
 structure-selectivity relationship.
;
_journal_issue                   9
_journal_name_full               'Chemical science'
_journal_page_first              2628
_journal_page_last               2632
_journal_paper_doi               10.1039/c7sc05304e
_journal_volume                  9
_journal_year                    2018
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C42 H36 N O2 P, 0.449(C H2 Cl2'
_chemical_formula_sum            'C42.45 H36.9 Cl0.9 N O2 P'
_chemical_formula_weight         655.85
_chemical_melting_point          ?
_space_group_IT_number           18
_space_group_name_Hall           'P 2 2ab'
_space_group_name_H-M_alt        'P 21 21 2'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2 2ab'
_symmetry_space_group_name_H-M   'P 21 21 2'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     other
_audit_creation_date             2017-08-18
_audit_creation_method           CRYSTALS_ver_14.61_build_6320
_audit_update_record
;
2017-12-14 deposited with the CCDC.
2018-02-05 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   24.2085(3)
_cell_length_b                   16.0031(2)
_cell_length_c                   8.82830(10)
_cell_measurement_reflns_used    17491
_cell_measurement_temperature    150
_cell_measurement_theta_max      76
_cell_measurement_theta_min      5
_cell_volume                     3420.18(7)
_computing_cell_refinement       'CrysAlisPro, (Agilent, 2011)'
_computing_data_collection       'SuperNova, (Oxford Diffraction, 2010)'
_computing_data_reduction        'CrysAlisPro, (Agilent, 2011)'
_computing_molecular_graphics    'CAMERON (Watkin et al., 1996)'
_computing_publication_material  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_refinement  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_solution    'Superflip (Palatinus & Chapuis, 2007)'
_diffrn_ambient_temperature      150
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       Area
_diffrn_measurement_device_type  'Oxford Diffraction SuperNova'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.045
_diffrn_reflns_av_sigmaI/netI    0.0556
_diffrn_reflns_limit_h_max       30
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            36120
_diffrn_reflns_theta_full        74.850
_diffrn_reflns_theta_max         76.378
_diffrn_reflns_theta_min         3.652
_diffrn_standards_number         0
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_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrysAlisPro, (Agilent, 2011)'
_exptl_crystal_colour            clear_pale_colourless
_exptl_crystal_density_diffrn    1.274
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1379.412
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.34
_refine_diff_density_min         -0.28
_refine_ls_abs_structure_details 'Flack (1983), 3099 Friedel-pairs'
_refine_ls_abs_structure_Flack   -0.008(15)
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   1.0024
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     438
_refine_ls_number_reflns         7115
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0375
_refine_ls_R_factor_gt           0.0358
_refine_ls_shift/su_max          0.0008721
_refine_ls_shift/su_mean         0.0000986
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
 Method= Modified Sheldrick 
 w=1/[\s^2^(F^2^) + ( 0.05P)^2^ + 0.92P] 
 ,where P=(max(Fo^2^,0) + 2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.0949
_refine_ls_wR_factor_gt          0.0929
_refine_ls_wR_factor_ref         0.0949
_reflns_limit_h_max              30
_reflns_limit_h_min              -30
_reflns_limit_k_max              20
_reflns_limit_k_min              0
_reflns_limit_l_max              11
_reflns_limit_l_min              0
_reflns_number_gt                6824
_reflns_number_total             7115
_reflns_threshold_expression     I>2.0\s(I)
_oxford_diffrn_Wilson_B_factor   2.79
_oxford_diffrn_Wilson_scale      0.05
_oxford_refine_ls_r_factor_ref   0.0375
_oxford_refine_ls_scale          5.387
_oxford_reflns_number_all        7115
_oxford_reflns_threshold_expression_ref I>-10.0\s(I)
_oxford_structure_analysis_title 6790
_cod_data_source_file            c7sc05304e7.cif
_cod_data_source_block           6790
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value 'not measured' was changed to '?' -
the value is undefined or not given.

'_atom_sites_solution_primary' value 'Other' changed to 'other'
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.

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 

 Adding full bibliography for 1548860--1548864.cif.
;
_cod_original_sg_symbol_H-M      'P 21 21 2 '
_cod_original_formula_sum        'C42.45 H36.90 Cl0.90 N O2 P1'
_cod_database_code               1548864