2-Amino-6-(1-imidazolylmethyl)-4-(3,5,5-trimethyl-2-pyrazolin-1-yl)-1,3,5-triazine and 2-amino-6-(1-benzimidazolylmethyl)-4-(3,5,5-trimethyl-2-pyrazolin-1-yl)-1,3,5-triazine hemihydrate
Maria Gdaniec; Franciszek Sączewski; Zdzisław Brzozowski; Acta Crystallographica Section C 59 (2003) o696–o699; doi:10.1107/S0108270103025058

data_2013576
_publ_section_title
;2-Amino-6-(1-imidazolylmethyl)-4-(3,5,5-trimethyl-2-pyrazolin-1-yl)-1,3,5-triazine
 and
 2-amino-6-(1-benzimidazolylmethyl)-4-(3,5,5-trimethyl-2-pyrazolin-1-yl)-1,3,5-triazine
 hemihydrate
;
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o696
_journal_page_last               o699
_journal_paper_doi               10.1107/S0108270103025058
_journal_volume                  59
_journal_year                    2003
_chemical_formula_iupac          'C13 H18 N8'
_chemical_formula_moiety         'C13 H18 N8'
_chemical_formula_sum            'C13 H18 N8'
_chemical_formula_weight         286.35
_chemical_melting_point          .239E-238
_chemical_name_systematic
;
2-Amino-6-(1-imidazolylmethyl)-4-(3,5,5-trimethyl-2-pyrazolin-1-yl)-
1,3,5-triazine
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                93.221(5)
_cell_angle_beta                 105.342(5)
_cell_angle_gamma                106.191(6)
_cell_formula_units_Z            2
_cell_length_a                   8.2493(7)
_cell_length_b                   9.4564(7)
_cell_length_c                   9.7050(8)
_cell_measurement_reflns_used    3986
_cell_measurement_temperature    110(2)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      4
_cell_volume                     694.20(10)
_computing_cell_refinement
;
CrysAlis
;
_computing_data_collection
;
CrysAlis (Oxford Diffraction, 2000)
;
_computing_data_reduction
;
CrysAlis
;
_computing_molecular_graphics
;
Stereochemical Workstation (Siemens, 1989)
;
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      110(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Kuma CCD diffractometer'
_diffrn_measurement_method       '\w scan'
_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  0.0166
_diffrn_reflns_av_sigmaI/netI    0.0150
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            5098
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         2.20
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.091
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.370
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             304
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.263
_refine_diff_density_min         -0.288
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.076
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     262
_refine_ls_number_reflns         2834
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.076
_refine_ls_R_factor_all          0.0392
_refine_ls_R_factor_gt           0.0365
_refine_ls_shift/su_max          0.015
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0495P)^2^+0.2587P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0930
_refine_ls_wR_factor_ref         0.0961
_reflns_number_gt                2275
_reflns_number_total             2448
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            fa1035.cif
_cod_data_source_block           I
_cod_original_sg_symbol_Hall     -P1
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               2013576
_cod_database_fobs_code          2013576