2-{4-[(2,2-Dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)methylamino]phenyl}acetonitrile
Li, Rui; Ding, Zhen-Yu; Wei, Yu-Quan; Ding, Jian; Acta Crystallographica Section E 65 (2009) o1296–; doi:10.1107/S1600536809017437

data_2222110
_publ_section_title
2-{4-[(2,2-Dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)methylamino]phenyl}acetonitrile
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1296
_journal_paper_doi               10.1107/S1600536809017437
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C15 H14 N2 O4'
_chemical_formula_moiety         'C15 H14 N2 O4'
_chemical_formula_sum            'C15 H14 N2 O4'
_chemical_formula_weight         286.28
_chemical_name_systematic
2-{4-[(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)methylamino]phenyl}acetonitrile
_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   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                85.51(3)
_cell_angle_beta                 82.30(3)
_cell_angle_gamma                84.54(2)
_cell_formula_units_Z            2
_cell_length_a                   5.204(3)
_cell_length_b                   11.239(3)
_cell_length_c                   12.209(4)
_cell_measurement_reflns_used    26
_cell_measurement_temperature    292(2)
_cell_measurement_theta_max      9.72
_cell_measurement_theta_min      5.50
_cell_volume                     702.9(5)
_computing_cell_refinement       'DIFRAC (Gabe & White, 1993)'
_computing_data_collection       'DIFRAC (Gabe & White, 1993)'
_computing_data_reduction        'NRCVAX (Gabe <i>et al.</i>,  1989)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material
'SHELXL97 (Sheldrick, 2008) and PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      292(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Enraf--Nonius CAD-4'
_diffrn_measurement_method       Omega/2-Theta
_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  0.0032
_diffrn_reflns_av_sigmaI/netI    0.0274
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -2
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            3217
_diffrn_reflns_theta_full        25.49
_diffrn_reflns_theta_max         25.49
_diffrn_reflns_theta_min         1.69
_diffrn_standards_decay_%        1.320
_diffrn_standards_interval_count 150
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.100
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.353
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             300
_exptl_crystal_size_max          0.52
_exptl_crystal_size_mid          0.48
_exptl_crystal_size_min          0.23
_refine_diff_density_max         0.187
_refine_diff_density_min         -0.197
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.088
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     196
_refine_ls_number_reflns         2609
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.088
_refine_ls_R_factor_all          0.0876
_refine_ls_R_factor_gt           0.0475
_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^)+(0.0853P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1343
_refine_ls_wR_factor_ref         0.1501
_reflns_number_gt                1610
_reflns_number_total             2609
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ng2579.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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 'Triclinic' changed to 'triclinic'
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               2222110
_cod_database_fobs_code          2222110