Effect of Ligand Structural Isomerism in Formation of Calcium Coordination Networks
Plonka, Anna M.; Banerjee, Debasis; Parise, John B.; Crystal Growth & Design 12 (2012) 2460–; doi:10.1021/cg300093h

data_4506025
_publ_section_title
;
 Effect of Ligand Structural Isomerism in Formation of Calcium
 Coordination Networks
;
_journal_issue                   5
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              2460
_journal_paper_doi               10.1021/cg300093h
_journal_volume                  12
_journal_year                    2012
_chemical_formula_sum            'C7 H7 Ca N O6'
_chemical_formula_weight         241.22
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 c 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                 106.324(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.2526(3)
_cell_length_b                   12.6758(3)
_cell_length_c                   7.5294(3)
_cell_measurement_temperature    293(2)
_cell_volume                     939.07(5)
_computing_cell_refinement
;
CrysAlisPro 
;
_computing_data_collection
;
CrysAlisPro, (Oxford Diffraction Ltd.2010)
;
_computing_data_reduction
;
CrysAlisPro
;
_computing_molecular_graphics
;
CrystalMaker (CrystalMaker, 2009) and Mercury (CCDC, 2010)'
;
_computing_publication_material  'WINGX (Farrugia, 1998)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 10.4962
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Atlas, Gemini'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0738
_diffrn_reflns_av_sigmaI/netI    0.0548
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            5591
_diffrn_reflns_theta_full        26.72
_diffrn_reflns_theta_max         26.72
_diffrn_reflns_theta_min         3.21
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.677
_exptl_absorpt_correction_T_max  0.9670
_exptl_absorpt_correction_T_min  0.9053
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrysAlisPro (Oxford Diffraction, 2010)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.692
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             488
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.386
_refine_diff_density_min         -0.552
_refine_diff_density_rms         0.127
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.43(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.081
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     121
_refine_ls_number_reflns         1944
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.081
_refine_ls_R_factor_all          0.0495
_refine_ls_R_factor_gt           0.0451
_refine_ls_shift/su_max          0.016
_refine_ls_shift/su_mean         0.004
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0631P)^2^+0.4433P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1162
_refine_ls_wR_factor_ref         0.1228
_reflns_number_gt                1757
_reflns_number_total             1944
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg300093h_si_002.cif
_cod_data_source_block           Ca3_5PDCH2O
_cod_original_sg_symbol_H-M      'C c'
_cod_database_code               4506025