Supramolecular structures of 2-cyano-3-dimethylamino-<i>N</i>-(4-methylphenyl)acrylamide and 2-cyano-3-dimethylamino-<i>N</i>-(2-methoxyphenyl)acrylamide
M.Yogavel; P.G.Aravindan; D.Velmurugan; K.Sekar; S.Selvi; P.T.Perumal; S.Shanmuga Sundara Raj; H.-K. Fun; Acta Crystallographica Section C 59 (2003) o394–o396; doi:10.1107/S0108270103009764

data_2013484
_publ_section_title
;
 Supramolecular structures of
 2-cyano-3-dimethylamino-<i>N</i>-(4-methylphenyl)acrylamide and
 2-cyano-3-dimethylamino-<i>N</i>-(2-methoxyphenyl)acrylamide
;
_journal_issue                   7
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o394
_journal_page_last               o396
_journal_paper_doi               10.1107/S0108270103009764
_journal_volume                  59
_journal_year                    2003
_chemical_formula_iupac          'C13 H15 N3 O'
_chemical_formula_moiety         'C13 H15 N3 O'
_chemical_formula_sum            'C13 H15 N3 O'
_chemical_formula_weight         229.28
_chemical_name_systematic
;
2-Cyano-3-dimethylamino-N-(4-methylphenyl) acrylamide
;
_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                 106.3060(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.5846(3)
_cell_length_b                   22.4477(10)
_cell_length_c                   7.5989(3)
_cell_measurement_reflns_used    4951
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.27
_cell_measurement_theta_min      1.81
_cell_volume                     1241.72(9)
_computing_cell_refinement       'SAINT (Siemens, 1996)'
_computing_data_collection       'SMART (Siemens, 1996)'
_computing_data_reduction        'SAINT (Siemens, 1996)'
_computing_molecular_graphics
;
ZORTEP (Zsolnai, 1997) and PLATON (Spek, 2003)
;
_computing_publication_material  'SHELXL97 and PARST (Nardelli, 1995)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type
;
Siemens SMART CCD area detector diffractometer
;
_diffrn_measurement_method       '\w 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  0.0372
_diffrn_reflns_av_sigmaI/netI    0.0387
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            8417
_diffrn_reflns_theta_full        28.27
_diffrn_reflns_theta_max         28.27
_diffrn_reflns_theta_min         1.81
_diffrn_standards_decay_%        none
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.081
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            'Pale yellow'
_exptl_crystal_density_diffrn    1.226
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Slab
_exptl_crystal_F_000             488
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.191
_refine_diff_density_min         -0.148
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     157
_refine_ls_number_reflns         3022
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0779
_refine_ls_R_factor_gt           0.0570
_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^)+(0.0849P)^2^+0.2309P] where P=(Fo^2^+2Fc^2^)/3
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1523
_refine_ls_wR_factor_ref         0.1691
_reflns_number_gt                2242
_reflns_number_total             3022
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            na1594.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 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2013484
_cod_database_fobs_code          2013484