Conformational Flexibility and Substitution Pattern Lead to Polymorphism of 3-Methyl-2-(phenylamino)benzoic acid
Tao, Yang; Liu, Xiaoting; Zhoujin, Yunping; Zhou, Panpan; Parkin, Sean R.; Li, Tonglei; Guo, Ju; Yu, Faquan; Long, Sihui; CrystEngComm  (2022) –; doi:10.1039/D2CE00126H

data_7244643
_publ_section_title
;
 Conformational Flexibility and Substitution Pattern Lead to Polymorphism
 of 3-Methyl-2-(phenylamino)benzoic acid
;
_journal_name_full               CrystEngComm
_journal_paper_doi               10.1039/D2CE00126H
_journal_year                    2022
_chemical_formula_sum            'C15 H15 N O2'
_chemical_formula_weight         241.28
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2022-03-05 deposited with the CCDC.	2022-03-17 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 92.2525(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   15.00116(17)
_cell_length_b                   7.02328(8)
_cell_length_c                   12.03785(13)
_cell_measurement_reflns_used    6864
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      76.6180
_cell_measurement_theta_min      3.7160
_cell_volume                     1267.30(2)
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.979
_diffrn_measured_fraction_theta_max 0.944
_diffrn_measurement_device_type  'ROD, Synergy Custom system, HyPix'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0129
_diffrn_reflns_av_unetI/netI     0.0112
_diffrn_reflns_Laue_measured_fraction_full 0.979
_diffrn_reflns_Laue_measured_fraction_max 0.944
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            8400
_diffrn_reflns_point_group_measured_fraction_full 0.979
_diffrn_reflns_point_group_measured_fraction_max 0.944
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         76.793
_diffrn_reflns_theta_min         5.904
_diffrn_source                   'Rotating-anode X-ray tube'
_exptl_absorpt_coefficient_mu    0.675
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.74675
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.40.67a (Rigaku Oxford Diffraction, 2019)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.265
_exptl_crystal_description       plate
_exptl_crystal_F_000             512
_exptl_crystal_size_max          0.110
_exptl_crystal_size_mid          0.070
_exptl_crystal_size_min          0.004
_refine_diff_density_max         0.378
_refine_diff_density_min         -0.379
_refine_diff_density_rms         0.031
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.072
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     166
_refine_ls_number_reflns         2526
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.072
_refine_ls_R_factor_all          0.0530
_refine_ls_R_factor_gt           0.0509
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0917P)^2^+0.2004P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1520
_refine_ls_wR_factor_ref         0.1539
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2353
_reflns_number_total             2526
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2ce00126h2.cif
_cod_data_source_block           cmpd-4
_cod_original_cell_volume        1267.30(3)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7244643
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.929
_shelx_estimated_absorpt_t_max   0.997
_shelx_res_checksum              46543
_shelx_hkl_checksum              39162