Linear alkaline earth metal phosphinate coordination polymers: synthesis and structural characterization
Rood, Jeffrey A.; Huttenstine, Ashley L.; Schmidt, Zachery A.; White, Michael R.; Oliver, Allen G.; Acta Crystallographica Section B 70 (2014) 602–607; doi:10.1107/S2052520614004247

data_2105870
_publ_section_title
;
 Linear alkaline earth metal phosphinate coordination polymers: synthesis
 and structural characterization
;
_journal_coeditor_code           RY5058
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              602
_journal_page_last               607
_journal_paper_doi               10.1107/S2052520614004247
_journal_volume                  70
_journal_year                    2014
_chemical_formula_moiety         'C78 H74 Mg3 N2 O14 P6, 2(C3 H7 N O)'
_chemical_formula_sum            'C84 H88 Mg3 N4 O16 P6'
_chemical_formula_weight         1668.33
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 103.175(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.7538(5)
_cell_length_b                   22.3294(9)
_cell_length_c                   15.0157(6)
_cell_measurement_reflns_used    9929
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      26.2995
_cell_measurement_theta_min      2.2952
_cell_volume                     4163.7(3)
_computing_cell_refinement       'APEX2/SAINT (Bruker, 2004)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'SAINT/XPREP (Bruker, 2004; Sheldrick, 2003)'
_computing_molecular_graphics    'XP (Sheldrick, 1998)'
_computing_publication_material  'XCIF (Sheldrick, 2001)/enCIFer (CCDC, 2004)'
_computing_structure_refinement  'XL (Sheldrick, 2001)'
_computing_structure_solution    'XS (Sheldrick, 2001)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 8.33
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker X8 - ApexII CCD Diffractometer'
_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  0.0381
_diffrn_reflns_av_sigmaI/netI    0.0275
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            57065
_diffrn_reflns_theta_full        26.43
_diffrn_reflns_theta_max         26.43
_diffrn_reflns_theta_min         1.66
_exptl_absorpt_coefficient_mu    0.220
_exptl_absorpt_correction_T_max  0.97
_exptl_absorpt_correction_T_min  0.96
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; Blessing, R.H. (1995) Acta Cryst. A51, 33-38.
Sheldrick, G.M. (2004) SADABS, University of G\:ottingen, Germany
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.331
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1748
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.693
_refine_diff_density_min         -0.428
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     515
_refine_ls_number_reflns         8517
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.0485
_refine_ls_R_factor_gt           0.0358
_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^)+(0.0431P)^2^+2.5214P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0871
_refine_ls_wR_factor_ref         0.0945
_reflns_number_gt                6996
_reflns_number_total             8517
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ry5058sup1.cif
_cod_data_source_block           jre01_0m
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2105870
_cod_database_fobs_code          2105870