Enols of Substituted Cyanomalonamides
Ahmad Basheer; Hiroshi Yamataka; Salai Cheettu Ammal; Zvi Rappoport; Journal of Organic Chemistry 72 (2007) 5297–5312; doi:10.1021/jo070877h

data_4024032
_publ_section_title
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 Enols of Substituted Cyanomalonamides
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              5297
_journal_page_last               5312
_journal_paper_doi               10.1021/jo070877h
_journal_volume                  72
_journal_year                    2007
_chemical_formula_sum            'C8 H13 N3 O2'
_chemical_formula_weight         183.21
_chemical_name_systematic
; 
 ? 
;
_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                 101.521(12)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.290(10)
_cell_length_b                   6.194(5)
_cell_length_c                   11.358(8)
_cell_measurement_reflns_used    468
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      25.34
_cell_measurement_theta_min      2.72
_cell_volume                     1054.1(13)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 0.771
_diffrn_measured_fraction_theta_max 0.771
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.1076
_diffrn_reflns_av_sigmaI/netI    0.1824
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            3848
_diffrn_reflns_theta_full        27.92
_diffrn_reflns_theta_max         27.92
_diffrn_reflns_theta_min         2.72
_exptl_absorpt_coefficient_mu    0.085
_exptl_absorpt_correction_T_max  0.9949
_exptl_absorpt_correction_T_min  0.9766
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.154
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             392
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.282
_refine_diff_density_min         -0.316
_refine_diff_density_rms         0.067
_refine_ls_extinction_coef       0.004(8)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   0.990
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     138
_refine_ls_number_reflns         1941
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.990
_refine_ls_R_factor_all          0.2680
_refine_ls_R_factor_gt           0.1198
_refine_ls_shift/su_max          0.099
_refine_ls_shift/su_mean         0.006
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1608P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2738
_refine_ls_wR_factor_ref         0.3431
_reflns_number_gt                690
_reflns_number_total             1941
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo070877hsi20070426_015625.cif
_cod_data_source_block           bashirm
_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 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4024032