4-Nitrophenyl phosphoric acid and its four different potassium salts: a solid state structure and kinetic study
Kuczek, Marian; Bryndal, Iwona; Lis, Tadeusz; CrystEngComm 8 (2006) 150–; doi:10.1039/b515789g

data_7203180
_publ_section_title
;
 4-Nitrophenyl phosphoric acid and its four different potassium salts:
 a solid state structure and kinetic study
;
_journal_issue                   2
_journal_name_full               CrystEngComm
_journal_page_first              150
_journal_paper_doi               10.1039/b515789g
_journal_volume                  8
_journal_year                    2006
_chemical_formula_moiety         'C6 H9 K N O8 P'
_chemical_formula_sum            'C6 H9 K N O8 P'
_chemical_formula_weight         293.21
_chemical_name_common
'POTASSIUM 4-NITROPHENYL HYDROGEN PHOSPHATE DIHYRATE'
_chemical_name_systematic
;
POTASSIUM 4-NITROPHENYL HYDROGEN PHOSPHATE DIHYRATE
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 93.89(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.580(3)
_cell_length_b                   6.743(2)
_cell_length_c                   13.316(3)
_cell_measurement_reflns_used    13685
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      33
_cell_measurement_theta_min      3
_cell_volume                     1127.0(5)
_computing_cell_refinement
'CrysAlis RED (Oxford Diffraction, Poland Sp. z o.o)'
_computing_data_collection
'CrysAlis CCD (Oxford Diffraction, Poland Sp. z o.o)'
_computing_data_reduction
'CrysAlis RED (Oxford Diffraction, Poland Sp. z o.o)'
_computing_molecular_graphics    'SHELXL-NT V5.1, Bruker AXS 1999'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device_type  'KUMA KM4CCD \k-geometry diffractometr'
_diffrn_measurement_method       \w
_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  0.0293
_diffrn_reflns_av_sigmaI/netI    0.0218
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            15894
_diffrn_reflns_theta_full        33.00
_diffrn_reflns_theta_max         33.00
_diffrn_reflns_theta_min         3.07
_exptl_absorpt_coefficient_mu    0.644
_exptl_absorpt_correction_T_max  0.951
_exptl_absorpt_correction_T_min  0.848
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
XPREP-Brucker Analytical X-ray Systems, 1997
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.728
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             600
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.478
_refine_diff_density_min         -0.308
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.124
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     190
_refine_ls_number_reflns         4149
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.124
_refine_ls_R_factor_all          0.0328
_refine_ls_R_factor_gt           0.0260
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0386P)^2^+0.0996P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0664
_refine_ls_wR_factor_ref         0.0685
_reflns_number_gt                3652
_reflns_number_total             4149
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b515789g.txt
_cod_data_source_block           4
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'MONOCLINIC' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'ANALYTICAL' changed
to 'analytical' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7203180