Investigation of metal cyclam complexes as potential catalysts for the production of dimethyl carbonate
Constantine A. Stewart; Diane A. Dickie; Richard A. Kemp; Inorganica Chimica Acta 392 (2012) 268–276; doi:10.1016/j.ica.2012.03.025

data_1512612
_publ_section_title
;
 Investigation of metal cyclam complexes as potential catalysts for the
 production of dimethyl carbonate
;
_journal_name_full
;
Inorganica Chimica Acta
;
_journal_page_first              268
_journal_page_last               276
_journal_paper_doi               10.1016/j.ica.2012.03.025
_journal_volume                  392
_journal_year                    2012
_chemical_formula_sum            'C13 H31 N5 O2'
_chemical_formula_weight         289.43
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 103.233(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.0173(5)
_cell_length_b                   8.9427(5)
_cell_length_c                   21.7369(13)
_cell_measurement_reflns_used    4492
_cell_measurement_temperature    183(2)
_cell_measurement_theta_max      21.41
_cell_measurement_theta_min      2.47
_cell_volume                     1706.30(17)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      183(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \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  0.0701
_diffrn_reflns_av_sigmaI/netI    0.0559
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            23335
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         2.47
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_T_max  0.9929
_exptl_absorpt_correction_T_min  0.9685
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker, SADABS'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.127
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       chip
_exptl_crystal_F_000             640
_exptl_crystal_size_max          0.41
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.09
_refine_diff_density_max         0.357
_refine_diff_density_min         -0.242
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.036
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     193
_refine_ls_number_reflns         3478
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.036
_refine_ls_R_factor_all          0.1216
_refine_ls_R_factor_gt           0.0667
_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^)+(0.1224P)^2^+0.1355P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1792
_refine_ls_wR_factor_ref         0.2176
_reflns_number_gt                1979
_reflns_number_total             3478
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ICA-2012-392-268-276-3.cif
_cod_data_source_block           rkdd74_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

The following automatic conversions were performed:

data name '_iucr_refine_instruction_details' was replaced with
'_iucr_refine_instructions_details' as specified in the replacement
file 'data/replacement-values/replacement_tags.lst'.

Automatic conversion script
Id: cif_correct_tags 9268 2022-04-12 08:56:07Z antanas 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               1512612