<i>N</i>-(3-Chloro-4-methylphenyl)maleamic acid
Chaithanya, U.; Foro, Sabine; Gowda, B. Thimme; Acta Crystallographica Section E 68 (2012) o889–; doi:10.1107/S1600536812007842

data_2233917
_publ_section_title
;
 <i>N</i>-(3-Chloro-4-methylphenyl)maleamic acid
;
_journal_coeditor_code           KP2391
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o889
_journal_paper_doi               10.1107/S1600536812007842
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C11 H10 Cl N O3'
_chemical_formula_moiety         'C11 H10 Cl N O3'
_chemical_formula_sum            'C11 H10 Cl N O3'
_chemical_formula_weight         239.65
_chemical_name_systematic
;
<i>N</i>-(3-Chloro-4-methylphenyl)maleamic acid
;
_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                 97.910(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.0050(10)
_cell_length_b                   13.491(2)
_cell_length_c                   8.7570(10)
_cell_measurement_reflns_used    1538
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.87
_cell_measurement_theta_min      2.79
_cell_volume                     1053.7(2)
_computing_cell_refinement
;
CrysAlis RED (Oxford Diffraction, 2009)
;
_computing_data_collection
;
CrysAlis CCD (Oxford Diffraction, 2009)
;
_computing_data_reduction
;
CrysAlis RED (Oxford Diffraction, 2009)
;
_computing_molecular_graphics    'PLATON (Spek, 2009)'
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type
;
Oxford Diffraction Xcalibur diffractometer
with a Sapphire CCD detector
;
_diffrn_measurement_method
;
Rotation method data acquisition using omega and phi
;
_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  0.0109
_diffrn_reflns_av_sigmaI/netI    0.0161
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            4069
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         2.79
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.352
_exptl_absorpt_correction_T_max  0.8896
_exptl_absorpt_correction_T_min  0.8491
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(CrysAlis RED; Oxford Diffraction, 2009)
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.511
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             496
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.34
_refine_diff_density_max         0.333
_refine_diff_density_min         -0.273
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     152
_refine_ls_number_reflns         2147
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0446
_refine_ls_R_factor_gt           0.0367
_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^)+(0.0582P)^2^+0.2934P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0991
_refine_ls_wR_factor_ref         0.1054
_reflns_number_gt                1798
_reflns_number_total             2147
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            kp2391.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2233917
_cod_database_fobs_code          2233917