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_2104182
_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         'C11 H17 N7 O'
_chemical_formula_sum            'C11 H17 N7 O'
_chemical_formula_weight         263.32
_chemical_name_systematic
;
2-[4-(6-Amino-1H-pyrazolo[3,4-d]pyrimidin-4-yl)piperazin-1-yl]ethanol
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   7.0297(9)
_cell_length_b                   13.859(3)
_cell_length_c                   25.766(6)
_cell_measurement_reflns_used    2877
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.52
_cell_measurement_theta_min      3.04
_cell_volume                     2510.2(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 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.1707
_diffrn_reflns_av_sigmaI/netI    0.0781
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            59170
_diffrn_reflns_theta_full        27.52
_diffrn_reflns_theta_max         27.52
_diffrn_reflns_theta_min         3.04
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.098
_exptl_absorpt_correction_T_max  0.992
_exptl_absorpt_correction_T_min  0.985
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2.10 (Sheldrick, 2003)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.393
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       lath
_exptl_crystal_F_000             1120
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.325
_refine_diff_density_min         -0.363
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.006
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     172
_refine_ls_number_reflns         2877
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.006
_refine_ls_R_factor_all          0.1593
_refine_ls_R_factor_gt           0.0705
_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^)+(0.1298P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1697
_refine_ls_wR_factor_ref         0.2239
_reflns_number_gt                1479
_reflns_number_total             2877
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bm5056.cif
_cod_data_source_block           IV
_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_database_code               2104182