Anhydrous <i>versus</i> hydrated <i>N</i>^4^-substituted 1<i>H</i>-pyrazolo[3,4-<i>d</i>]pyrimidine-4,6-diamines: hydrogen bonding in two and three dimensions
Trilleras, Jorge; Quiroga, Jairo; Cobo, Justo; Marchal, Antonio; Nogueras, Manuel; Low, John N.; Glidewell, Christopher; Acta Crystallographica Section B 64 (2008) 610–622; doi:10.1107/S0108768108019903

data_2104184
_publ_section_title
;
 Anhydrous <i>versus</i> hydrated <i>N</i>^4^-substituted
 1<i>H</i>-pyrazolo[3,4-<i>d</i>]pyrimidine-4,6-diamines: hydrogen
 bonding in two and three dimensions
;
_journal_coeditor_code           BM5056
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              610
_journal_page_last               622
_journal_paper_doi               10.1107/S0108768108019903
_journal_volume                  64
_journal_year                    2008
_chemical_formula_moiety         'C13 H14 N6, 0.5(H2 O)'
_chemical_formula_sum            'C13 H15 N6 O0.5'
_chemical_formula_weight         263.31
_chemical_name_systematic
;
N^4^-Ethyl-N^4^-phenyl-1H-pyrazolo[3,4-d]pyrimidine-4,6-diamine hemihydrate
;
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 103.512(17)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   17.642(3)
_cell_length_b                   18.278(3)
_cell_length_c                   8.3034(18)
_cell_measurement_reflns_used    2987
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      3.23
_cell_volume                     2603.4(9)
_computing_cell_refinement       'DIRAX/LSQ (Duisenberg et al., 2000)'
_computing_data_collection       'COLLECT (Hooft, 1999)'
_computing_data_reduction        'EVALCCD (Duisenberg et al., 2003)'
_computing_molecular_graphics    'PLATON (Spek, 2003)'
_computing_publication_material  'SHELXL-97 and PRPKAPPA (Ferguson, 1999)'
_computing_structure_refinement
'OSCAIL (McArdle, 2003) and SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'Sir2004 (Burla et al., 2005)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker-Nonius KappaCCD'
_diffrn_measurement_method       '\f & \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Bruker-Nonius FR591 rotating anode'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0596
_diffrn_reflns_av_sigmaI/netI    0.0374
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            32439
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         3.23
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.090
_exptl_absorpt_correction_T_max  0.994
_exptl_absorpt_correction_T_min  0.966
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2.10 (Sheldrick, 2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.344
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1112
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.269
_refine_diff_density_min         -0.259
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     178
_refine_ls_number_reflns         2987
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.1021
_refine_ls_R_factor_gt           0.0523
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0797P)^2^+1.7517P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1266
_refine_ls_wR_factor_ref         0.1593
_reflns_number_gt                1829
_reflns_number_total             2987
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bm5056.cif
_cod_data_source_block           VI
_cod_depositor_comments
;
The following automatic conversions were performed:
'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' 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 

The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' 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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2104184