Celecoxib cocrystal polymorphs with cyclic amides: synthons of a sulfonamide drug with carboxamide coformers
Bolla, Geetha; Mittapalli, Sudhir; Nangia, Ashwini; CrystEngComm 16 (2014) 24–; doi:10.1039/c3ce41885e

data_7214114
_publ_section_title
;
 Celecoxib cocrystal polymorphs with cyclic amides: synthons of a
 sulfonamide drug with carboxamide coformers
;
_journal_issue                   1
_journal_name_full               CrystEngComm
_journal_page_first              24
_journal_paper_doi               10.1039/c3ce41885e
_journal_volume                  16
_journal_year                    2014
_chemical_formula_moiety         'C17 H14 F3 N3 O2 S, C5 H9 N O'
_chemical_formula_sum            'C22 H23 F3 N4 O3 S'
_chemical_formula_weight         480.50
_chemical_melting_point          381
_chemical_name_common            Celecoxib-Valerolactam-Form-II
_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                 102.1630(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   22.591(2)
_cell_length_b                   8.6211(8)
_cell_length_c                   23.814(2)
_cell_measurement_reflns_used    5438
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      27.38
_cell_measurement_theta_min      2.36
_cell_volume                     4533.9(7)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_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  0.0326
_diffrn_reflns_av_sigmaI/netI    0.0229
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            41174
_diffrn_reflns_theta_full        24.71
_diffrn_reflns_theta_max         24.71
_diffrn_reflns_theta_min         1.75
_exptl_absorpt_coefficient_mu    0.199
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.408
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2000
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.859
_refine_diff_density_min         -0.394
_refine_diff_density_rms         0.061
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     621
_refine_ls_number_reflns         7737
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.0762
_refine_ls_R_factor_gt           0.0618
_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^)+(0.1081P)^2^+2.9650P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1728
_refine_ls_wR_factor_ref         0.1878
_reflns_number_gt                6018
_reflns_number_total             7737
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce41885e.txt
_cod_data_source_block           CEL-VLM-II
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/current/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7214114