2D Corrugated Magnesium Carboxyphosphonate Materials: Topotactic Transformations and Interlayer "Decoration" with Ammonia
Konstantinos D. Demadis; Nikos Famelis; Aurelio Cabeza; Miguel A.G. Aranda; Rosario M. P. Colodrero; Antonia Infantes-Molina; Inorganic Chemistry 51 (2012) 7889–7896; doi:10.1021/ic300941t

data_4329755
_publ_section_title
;
 2D Corrugated Magnesium Carboxyphosphonate Materials: Topotactic
 Transformations and Interlayer "Decoration" with Ammonia
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              7889
_journal_page_last               7896
_journal_paper_doi               10.1021/ic300941t
_journal_volume                  51
_journal_year                    2012
_chemical_formula_sum            'C4 H14 Mg N O10 P2'
_chemical_formula_weight         338.41
_chemical_name_systematic
; 
 ? 
;
_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                 91.313(19)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.500(6)
_cell_length_b                   10.292(11)
_cell_length_c                   20.04(2)
_cell_measurement_temperature    298(2)
_cell_volume                     1134(2)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_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  0.0318
_diffrn_reflns_av_sigmaI/netI    0.0248
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            8882
_diffrn_reflns_theta_full        26.07
_diffrn_reflns_theta_max         26.07
_diffrn_reflns_theta_min         2.03
_exptl_absorpt_coefficient_mu    0.500
_exptl_absorpt_correction_T_max  1.681813
_exptl_absorpt_correction_T_min  1.220393
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.982
_exptl_crystal_description       block
_exptl_crystal_F_000             700
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.09
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.551
_refine_diff_density_min         -0.500
_refine_diff_density_rms         0.073
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.075
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     164
_refine_ls_number_reflns         2239
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.075
_refine_ls_R_factor_all          0.0406
_refine_ls_R_factor_gt           0.0322
_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^)+(0.0581P)^2^+0.3484P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0876
_refine_ls_wR_factor_ref         0.0921
_reflns_number_gt                1897
_reflns_number_total             2239
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic300941t_si_002_1.cif
_cod_data_source_block           rgr2742m
_cod_database_code               4329755