Crystal structure of 1-ethylpyrazolo[3,4-<i>d</i>]pyrimidine-4(5<i>H</i>)-thione
El Fal, Mohammed; Ramli, Youssef; Essassi, El Mokhtar; Saadi, Mohamed; El Ammari, Lahcen; Acta Crystallographica Section E 70 (2014) o1005–o1006; doi:10.1107/S160053681401825X

data_2239910
_publ_section_title
;
 Crystal structure of
 1-ethylpyrazolo[3,4-<i>d</i>]pyrimidine-4(5<i>H</i>)-thione
;
_journal_coeditor_code           HB7262
_journal_issue                   9
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1005
_journal_page_last               o1006
_journal_paper_doi               10.1107/S160053681401825X
_journal_volume                  70
_journal_year                    2014
_chemical_formula_iupac          'C7 H8 N4 S'
_chemical_formula_moiety         'C7 H8 N4 S'
_chemical_formula_sum            'C7 H8 N4 S'
_chemical_formula_weight         180.23
_chemical_name_systematic
;
1-Ethylpyrazolo[3,4-<i>d</i>]pyrimidine-4(5<i>H</i>)-thione
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 93.71(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   4.472(4)
_cell_length_b                   5.353(4)
_cell_length_c                   17.573(12)
_cell_measurement_reflns_used    1704
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      3.49
_cell_volume                     419.8(6)
_computing_cell_refinement       'SAINT-Plus (Bruker, 2009)'
_computing_data_collection       'APEX2 (Bruker, 2009)'
_computing_data_reduction        'SAINT-Plus (Bruker, 2009)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 2012)'
_computing_publication_material
'PLATON (Spek, 2009) and publCIF (Westrip, 2010)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker X8 APEX CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0587
_diffrn_reflns_av_sigmaI/netI    0.1334
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            4028
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.49
_exptl_absorpt_coefficient_mu    0.332
_exptl_absorpt_correction_T_max  0.7459
_exptl_absorpt_correction_T_min  0.5777
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2009)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.426
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             188
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.34
_exptl_crystal_size_min          0.29
_refine_diff_density_max         0.286
_refine_diff_density_min         -0.360
_refine_ls_abs_structure_details
'Flack & Bernardinelli (2000), 652 Friedel pairs'
_refine_ls_abs_structure_Flack   -0.11(16)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.009
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     109
_refine_ls_number_reflns         1704
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.009
_refine_ls_R_factor_all          0.0895
_refine_ls_R_factor_gt           0.0531
_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^)+(0.0000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1183
_refine_ls_wR_factor_ref         0.1387
_reflns_number_gt                1242
_reflns_number_total             1704
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hb7262sup1.cif
_cod_data_source_block           I
_cod_original_cell_volume        419.8(5)
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               2239910
_cod_database_fobs_code          2239910