CO2, COS and CS2 Adducts of N-Heterocyclic Olefin and Their Application as Organocatalysts for Carbon Dioxide Fixation
Wang, Yan-Bo; Sun, Dong-Sheng; Zhou, Hui; Zhang, Wen-Zhen; Lu, Xiao-Bing; Green Chem.  (2015) –; doi:10.1039/C5GC00948K

data_7220570
_publ_section_title
;
 CO2, COS and CS2 Adducts of N-Heterocyclic Olefin and Their Application
 as Organocatalysts for Carbon Dioxide Fixation
;
_journal_name_full               'Green Chem.'
_journal_paper_doi               10.1039/C5GC00948K
_journal_year                    2015
_chemical_formula_sum            'C20 H28 N2 O S'
_chemical_formula_weight         344.50
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_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
_audit_update_record
;
2015-04-28 deposited with the CCDC.
2015-05-26 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 102.189(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.4317(3)
_cell_length_b                   15.4783(5)
_cell_length_c                   11.9638(4)
_cell_measurement_reflns_used    1487
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      23.506
_cell_measurement_theta_min      2.392
_cell_volume                     1888.19(10)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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      296(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0471
_diffrn_reflns_av_sigmaI/netI    0.0676
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            10264
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.00
_exptl_absorpt_coefficient_mu    0.180
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.2000
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            yellowish
_exptl_crystal_density_diffrn    1.212
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             744
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.283
_refine_diff_density_min         -0.376
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.054
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     217
_refine_ls_number_reflns         4321
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.054
_refine_ls_R_factor_all          0.0885
_refine_ls_R_factor_gt           0.0510
_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^)+(0.0557P)^2^+0.0234P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1149
_refine_ls_wR_factor_ref         0.1336
_reflns_number_gt                2737
_reflns_number_total             4321
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5gc00948k2.cif
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/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_absorpt_correction_type' value 'multi scan' changed to
'multi-scan' according to
/usr/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 3271 2015-04-21 07:52:19Z andrius 

The following automatic conversions were performed:

'_refine_ls_hydrogen_treatment' value 'contr' was replaced with the
value 'constr' as specified in the replacement file
'src/cod-tools/trunk/data/replacement-values/replacement_values.lst'.

Automatic conversion script
Id: cif_fix_values 5376 2017-05-30 11:51:03Z andrius 
;
_cod_original_sg_symbol_H-M      'P2(1)/c  '
_cod_database_code               7220570