6-(2,6-Dimethylphenyl)pyrido[2,3-<i>d</i>]pyrimidin-7-amine
Nukui, Seiji; Rheingold, Arnold L.; DiPasquale, Antonio; Yanovsky, Alex; Acta Crystallographica Section E 65 (2009) o591–; doi:10.1107/S1600536809006242

data_2221175
_publ_section_title
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 6-(2,6-Dimethylphenyl)pyrido[2,3-<i>d</i>]pyrimidin-7-amine
;
_journal_coeditor_code           RZ2295
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o591
_journal_paper_doi               10.1107/S1600536809006242
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C15 H14 N4'
_chemical_formula_moiety         'C15 H14 N4'
_chemical_formula_sum            'C15 H14 N4'
_chemical_formula_weight         250.30
_chemical_name_systematic
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6-(2,6-Dimethylphenyl)pyrido[2,3-<i>d</i>]pyrimidin-7-amine
;
_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                 109.118(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   16.272(3)
_cell_length_b                   10.644(2)
_cell_length_c                   15.234(3)
_cell_measurement_reflns_used    1859
_cell_measurement_temperature    208(2)
_cell_measurement_theta_max      27.8
_cell_measurement_theta_min      2.3
_cell_volume                     2493.0(8)
_computing_cell_refinement       'SAINT (Bruker, 2004)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'SAINT (Bruker, 2004)'
_computing_molecular_graphics    'ORTEP-32 (Farrugia, 1997)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR2004 (Burla <i>et al.</i>, 2005)'
_diffrn_ambient_temperature      208(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.934
_diffrn_measurement_device_type  'Bruker Kappa-APEX2 CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_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  0.037
_diffrn_reflns_av_sigmaI/netI    0.058
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            6161
_diffrn_reflns_theta_full        25.0
_diffrn_reflns_theta_max         28.2
_diffrn_reflns_theta_min         2.3
_exptl_absorpt_coefficient_mu    0.083
_exptl_absorpt_correction_T_max  0.995
_exptl_absorpt_correction_T_min  0.988
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2001)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.334
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1056
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.22
_refine_diff_density_min         -0.22
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.98
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     174
_refine_ls_number_reflns         2863
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.98
_refine_ls_R_factor_all          0.097
_refine_ls_R_factor_gt           0.054
_refine_ls_shift/su_max_lt       0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0773P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.129
_refine_ls_wR_factor_ref         0.152
_reflns_number_gt                1706
_reflns_number_total             2863
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            rz2295.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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               2221175
_cod_database_fobs_code          2221175