2-Chloropyrimidin-4-amine
van Albada, Gerard A.; Ghazzali, Mohamed; Al-Farhan, Khalid; Reedijk, Jan; Acta Crystallographica Section E 68 (2012) o302–; doi:10.1107/S1600536811055863

data_2233704
_publ_section_title
;
 2-Chloropyrimidin-4-amine
;
_journal_coeditor_code           ZJ2047
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o302
_journal_paper_doi               10.1107/S1600536811055863
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C4 H4 Cl N3'
_chemical_formula_moiety         'C4 H4 Cl N3'
_chemical_formula_sum            'C4 H4 Cl N3'
_chemical_formula_weight         129.55
_chemical_name_systematic
;
2-Chloropyrimidin-4-amine
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 100.886(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   3.83162(19)
_cell_length_b                   11.8651(7)
_cell_length_c                   12.7608(7)
_cell_measurement_reflns_used    342
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.3
_cell_volume                     569.70(5)
_computing_cell_refinement       'CrystalClear (Rigaku, 2007)'
_computing_data_collection       'CrystalClear (Rigaku, 2007)'
_computing_data_reduction        'CrystalClear (Rigaku, 2007)'
_computing_molecular_graphics    'DIAMOND (Brandenburg, 2007)'
_computing_publication_material  'publCIF (Westrip, 2010)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0383
_diffrn_reflns_av_sigmaI/netI    0.0224
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -4
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            9506
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.25
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.551
_exptl_absorpt_correction_T_max  0.8877
_exptl_absorpt_correction_T_min  0.8396
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrystalClear; Rigaku, 2007)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.510
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             264
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.168
_refine_diff_density_min         -0.272
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.136
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     82
_refine_ls_number_reflns         1296
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.136
_refine_ls_R_factor_all          0.0496
_refine_ls_R_factor_gt           0.0349
_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^)+(0.0422P)^2^+0.0697P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0823
_refine_ls_wR_factor_ref         0.0915
_reflns_number_gt                962
_reflns_number_total             1296
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            zj2047.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2233704
_cod_database_fobs_code          2233704