Dihydrogen Tetrametaphosphate, [P4O12H2](2-): Synthesis, Solubilization in Organic Media, Preparation of its Anhydride [P4O11](2-) and Acidic Methyl Ester, and Conversion to Tetrametaphosphate Metal Complexes via Protonolysis.
Jiang, Yanfeng; Chakarawet, Khetpakorn; Kohout, Andrea Laura; Nava, Matthew; Marino, Nadia; Cummins, Christopher C.; Journal of the American Chemical Society 136 (2014) 11894–11897; doi:10.1021/ja5058339

data_4122391
_publ_section_title
;
 Dihydrogen Tetrametaphosphate, [P4O12H2](2-): Synthesis, Solubilization
 in Organic Media, Preparation of its Anhydride [P4O11](2-) and Acidic
 Methyl Ester, and Conversion to Tetrametaphosphate Metal Complexes via
 Protonolysis.
;
_journal_issue                   34
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              11894
_journal_page_last               11897
_journal_paper_doi               10.1021/ja5058339
_journal_volume                  136
_journal_year                    2014
_chemical_formula_moiety         '2(C36 H30 N P2), C H4 O12 P4'
_chemical_formula_sum            'C73 H64 N2 O12 P8'
_chemical_formula_weight         1409.02
_chemical_name_systematic
;
 ?
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                90
_cell_angle_beta                 105.085(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   12.3062(11)
_cell_length_b                   13.1808(12)
_cell_length_c                   21.0215(18)
_cell_measurement_reflns_used    9077
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      57.029
_cell_measurement_theta_min      4.614
_cell_volume                     3292.3(5)
_computing_cell_refinement       'SAINT 7.46A (Bruker-AXS, 2011)'
_computing_data_collection       'APEX2 v2011.4.0 (Bruker-AXS, 2011)'
_computing_data_reduction        'SAINT 7.46A (Bruker-AXS, 2011)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker Smart APEX2 CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0519
_diffrn_reflns_av_unetI/netI     0.0240
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            122877
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.032
_diffrn_reflns_theta_min         1.746
_diffrn_source                   'ImuS micro-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.279
_exptl_absorpt_correction_T_max  0.7458
_exptl_absorpt_correction_T_min  0.6908
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            COLOURLESS
_exptl_crystal_density_diffrn    1.421
_exptl_crystal_description       PLATE
_exptl_crystal_F_000             1464
_exptl_crystal_size_max          0.180
_exptl_crystal_size_mid          0.070
_exptl_crystal_size_min          0.020
_refine_diff_density_max         0.806
_refine_diff_density_min         -0.662
_refine_diff_density_rms         0.072
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     664
_refine_ls_number_reflns         9628
_refine_ls_number_restraints     1269
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0796
_refine_ls_R_factor_gt           0.0592
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0787P)^2^+3.9608P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1558
_refine_ls_wR_factor_ref         0.1741
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7242
_reflns_number_total             9628
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            3.cif
_cod_data_source_block           3
_cod_depositor_comments
;
The following automatic conversions were performed:

'_atom_sites_solution_primary' value 'DIRECT' changed to 'direct'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_atom_sites_solution_secondary' value 'DIFMAP' changed
to 'difmap' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'MULTI-SCAN'
changed to 'multi-scan' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 4122390--4122394.cif.
;
_cod_database_code               4122391
_shelx_estimated_absorpt_t_min   0.952
_shelx_estimated_absorpt_t_max   0.994
_shelxl_version_number           2013-4
_shelx_res_checksum              30983
_shelx_hkl_checksum              55393