Reduced Schiff-base assisted novel dihydrogenphosphate–water polymer
Dalapati, Sasanka; Alam, Md. Akhtarul; Jana, Sankar; Guchhait, Nikhil; CrystEngComm 14 (2012) 6029–; doi:10.1039/c2ce25502b

data_7208507
_publ_section_title
;
 Reduced Schiff-base assisted novel dihydrogenphosphate--water polymer
;
_journal_issue                   18
_journal_name_full               CrystEngComm
_journal_page_first              6029
_journal_paper_doi               10.1039/c2ce25502b
_journal_volume                  14
_journal_year                    2012
_chemical_formula_moiety         'C12 H12 N4 O2'
_chemical_formula_sum            'C12 H12 N4 O2'
_chemical_formula_weight         244.26
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 114.279(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   15.007(13)
_cell_length_b                   10.891(9)
_cell_length_c                   16.137(14)
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      0.998
_cell_measurement_theta_min      0.995
_cell_volume                     2404(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.919
_diffrn_measured_fraction_theta_max 0.919
_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  0.0511
_diffrn_reflns_av_sigmaI/netI    0.0534
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            8321
_diffrn_reflns_theta_full        26.46
_diffrn_reflns_theta_max         26.46
_diffrn_reflns_theta_min         2.39
_exptl_absorpt_coefficient_mu    0.096
_exptl_absorpt_correction_T_max  26.46
_exptl_absorpt_correction_T_min  2.39
_exptl_absorpt_correction_type   empirical
_exptl_crystal_density_diffrn    1.355
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1032
_exptl_crystal_size_max          0.08
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.132
_refine_diff_density_min         -0.216
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.959
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     175
_refine_ls_number_reflns         2289
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.959
_refine_ls_R_factor_all          0.1012
_refine_ls_R_factor_gt           0.0469
_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^)+(0.0643P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1091
_refine_ls_wR_factor_ref         0.1347
_reflns_number_gt                1235
_reflns_number_total             2289
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce25502b.txt
_cod_data_source_block           3
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7208507