Novel pure Pnma-P212121 ferroelastic phase transition of 1,4-diisopropyl-1,4-diazonia-bicyclo[2.2.2]octane tetra-chlorobromo-M(II) (M=Mn and Co)
chen, lizhuang; Huang, Deng-Deng; Pan, Qi-Jian; Ge, Jia-Zhen; RSC Adv.  (2015) –; doi:10.1039/C4RA12690D

data_7219294
_publ_section_title
;
 Novel pure Pnma-P212121 ferroelastic phase transition of
 1,4-diisopropyl-1,4-diazonia-bicyclo[2.2.2]octane tetra-chlorobromo-M(II)
 (M=Mn and Co)
;
_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C4RA12690D
_journal_year                    2015
_chemical_formula_sum            'C12 H26 Br Cl3 Mn N2'
_chemical_formula_weight         439.55
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2014-09-26 deposited with the CCDC.
2015-01-13 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.778(3)
_cell_length_b                   10.235(2)
_cell_length_c                   13.238(3)
_cell_measurement_reflns_used    5020
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.23
_cell_measurement_theta_min      2.52
_cell_volume                     1866.8(7)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0220
_diffrn_reflns_av_sigmaI/netI    0.0142
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            13530
_diffrn_reflns_theta_full        25.68
_diffrn_reflns_theta_max         25.68
_diffrn_reflns_theta_min         2.13
_exptl_absorpt_coefficient_mu    3.267
_exptl_absorpt_correction_T_max  0.5611
_exptl_absorpt_correction_T_min  0.3548
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_density_diffrn    1.564
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             892
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.213
_refine_diff_density_min         -1.073
_refine_diff_density_rms         0.147
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.490
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     118
_refine_ls_number_reflns         1879
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      1.521
_refine_ls_R_factor_all          0.0642
_refine_ls_R_factor_gt           0.0510
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1677
_refine_ls_wR_factor_ref         0.1835
_reflns_number_gt                1554
_reflns_number_total             1879
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ra12690d2.cif
_cod_data_source_block           w290
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' 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 2935 2014-11-11 08:27:57Z andrius 
;
_cod_original_cell_volume        1866.7(7)
_cod_original_sg_symbol_H-M      'Pnma '
_cod_database_code               7219294