(<i>E</i>)-Methyl 2-chloro-4-dicyclohexylamino-4-oxobut-2-enoate
Liu, Cai-Mei; Xue, Fu-Ling; Fu, Jian-Hua; Wang, Zhao-Yang; Acta Crystallographica Section E 67 (2011) o2051–; doi:10.1107/S1600536811027760

data_2231224
_publ_section_title
;
 (<i>E</i>)-Methyl 2-chloro-4-dicyclohexylamino-4-oxobut-2-enoate
;
_journal_coeditor_code           LX2191
_journal_issue                   8
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2051
_journal_paper_doi               10.1107/S1600536811027760
_journal_volume                  67
_journal_year                    2011
_chemical_formula_iupac          'C17 H26 Cl N O3'
_chemical_formula_moiety         'C17 H26 Cl N O3'
_chemical_formula_sum            'C17 H26 Cl N O3'
_chemical_formula_weight         327.84
_chemical_name_systematic
;
(<i>E</i>)-Methyl 2-chloro-4-dicyclohexylamino-4-oxobut-2-enoate
;
_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   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 92.955(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.8291(19)
_cell_length_b                   10.533(2)
_cell_length_c                   19.139(4)
_cell_measurement_reflns_used    2253
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      23.52
_cell_measurement_theta_min      2.21
_cell_volume                     1777.5(6)
_computing_cell_refinement       'SAINT (Bruker, 2008)'
_computing_data_collection       'APEX2 (Bruker, 2008)'
_computing_data_reduction        'SAINT (Bruker, 2008)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      298(2)
_diffrn_detector_area_resol_mean 10.0
_diffrn_measured_fraction_theta_full 0.973
_diffrn_measured_fraction_theta_max 0.973
_diffrn_measurement_device_type  'Bruker APEXII 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  0.0509
_diffrn_reflns_av_sigmaI/netI    0.0832
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -4
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            8635
_diffrn_reflns_theta_full        26.99
_diffrn_reflns_theta_max         26.99
_diffrn_reflns_theta_min         2.13
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.227
_exptl_absorpt_correction_T_max  0.9561
_exptl_absorpt_correction_T_min  0.9310
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.225
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             704
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.235
_refine_diff_density_min         -0.283
_refine_ls_extinction_coef       0.015(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 2008)'
_refine_ls_goodness_of_fit_ref   1.016
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     201
_refine_ls_number_reflns         3886
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.016
_refine_ls_R_factor_all          0.0804
_refine_ls_R_factor_gt           0.0531
_refine_ls_shift/su_max          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^)+(0.0700P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1411
_refine_ls_wR_factor_ref         0.1601
_reflns_number_gt                2457
_reflns_number_total             3886
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            lx2191.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2231224
_cod_database_fobs_code          2231224