Domino Michael-Michael and Aldol-Aldol Reactions: Diastereoselective Synthesis of Functionalized Cyclohexanone Derivatives Containing Quaternary Carbon Center.
Ghorai, Manas K.; Halder, Sandipan; Das, Subhomoy; The Journal of organic chemistry 80 (2015) 9700–9712; doi:10.1021/acs.joc.5b01768

data_4036384
_publ_section_title
;
 Domino Michael-Michael and Aldol-Aldol Reactions: Diastereoselective
 Synthesis of Functionalized Cyclohexanone Derivatives Containing
 Quaternary Carbon Center.
;
_journal_issue                   19
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              9700
_journal_page_last               9712
_journal_paper_doi               10.1021/acs.joc.5b01768
_journal_volume                  80
_journal_year                    2015
_chemical_formula_sum            'C26 H28 O6'
_chemical_formula_weight         436.48
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.000(5)
_cell_angle_beta                 105.811(5)
_cell_angle_gamma                90.000(5)
_cell_formula_units_Z            4
_cell_length_a                   10.214(5)
_cell_length_b                   15.800(5)
_cell_length_c                   14.488(5)
_cell_measurement_reflns_used    2292
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.81
_cell_measurement_theta_min      2.44
_cell_volume                     2249.6(15)
_computing_cell_refinement       'Bruker SAINT 6.45 ( Bruker, 2003)'
_computing_data_collection       'Bruker SMART 5.628 (Bruker, 2003)'
_computing_data_reduction        'Bruker SAINT 6.45 ( Bruker, 2003)'
_computing_molecular_graphics    'Diamond 2.1e'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR 97'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.960
_diffrn_measured_fraction_theta_max 0.960
_diffrn_measurement_device_type  'Bruker Apex CCD area detector'
_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  0.0590
_diffrn_reflns_av_sigmaI/netI    0.0714
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            14209
_diffrn_reflns_theta_full        28.34
_diffrn_reflns_theta_max         28.34
_diffrn_reflns_theta_min         2.44
_exptl_absorpt_coefficient_mu    0.091
_exptl_absorpt_correction_T_max  0.9883
_exptl_absorpt_correction_T_min  0.9829
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABAS 2.10 (Bruker 2003)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.289
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             928
_exptl_crystal_size_max          0.19
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.631
_refine_diff_density_min         -0.458
_refine_diff_density_rms         0.072
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     293
_refine_ls_number_reflns         5394
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.1033
_refine_ls_R_factor_gt           0.0618
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0936P)^2^+0.1288P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1534
_refine_ls_wR_factor_ref         0.1809
_reflns_number_gt                3528
_reflns_number_total             5394
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo5b01768_si_002.cif
_cod_data_source_block           Compound3a
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/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 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               4036384