Reversible single-crystal to single-crystal phase transformation between a new Werner clathrate and its apohost.
Matos, Catiúcia R M O; Sanii, Rana; Wang, Shi-Qiang; Ronconi, Célia M; Zaworotko, Michael J.; Dalton transactions (Cambridge, England : 2003) 50 (2021) 12923–12930; doi:10.1039/d1dt01839f

data_7708115
_publ_section_title
;
 Reversible single-crystal to single-crystal phase transformation between
 a new Werner clathrate and its apohost.
;
_journal_issue                   37
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              12923
_journal_page_last               12930
_journal_paper_doi               10.1039/d1dt01839f
_journal_volume                  50
_journal_year                    2021
_chemical_formula_moiety         'C17 H10 N2 O2'
_chemical_formula_sum            'C17 H10 N2 O2'
_chemical_formula_weight         274.27
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_audit_creation_date             2020-04-07
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2021-07-07 deposited with the CCDC.	2021-07-26 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   3.8466(2)
_cell_length_b                   15.6309(6)
_cell_length_c                   20.3882(8)
_cell_measurement_reflns_used    9873
_cell_measurement_temperature    106(2)
_cell_measurement_theta_max      33.14
_cell_measurement_theta_min      2.61
_cell_volume                     1225.86(9)
_computing_cell_refinement       'SAINT V8.38A (?, 2016)'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'SAINT V8.38A (?, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'olex2.refine (Bourhis et al., 2015)'
_computing_structure_solution    'olex2.solve (Bourhis et al., 2015)'
_diffrn_ambient_temperature      105.82
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0295
_diffrn_reflns_av_unetI/netI     0.0114
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -4
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            29701
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.488
_diffrn_reflns_theta_min         2.791
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.100
_exptl_absorpt_correction_T_max  0.985
_exptl_absorpt_correction_T_min  0.981
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.0563 before and 0.0525 after correction. The Ratio of minimum to maximum transmission is 0.9573. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.486
_exptl_crystal_description       block
_exptl_crystal_F_000             568
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.182
_refine_diff_density_min         -0.201
_refine_diff_density_rms         0.038
_refine_ls_abs_structure_details
;
 Flack x determined using 944 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.0(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.086
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     190
_refine_ls_number_reflns         2533
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.086
_refine_ls_R_factor_all          0.0308
_refine_ls_R_factor_gt           0.0295
_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^)+(0.0415P)^2^+0.3430P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0771
_refine_ls_wR_factor_ref         0.0779
_reflns_Friedel_coverage         0.651
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     1.000
_reflns_number_gt                2448
_reflns_number_total             2533
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1dt01839f2.cif
_cod_data_source_block           5
_cod_depositor_comments
'Adding full bibliography for 7708105--7708117.cif.'
_cod_database_code               7708115
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.985
_shelx_estimated_absorpt_t_min   0.973
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C00C(H00C), C00D(H00D), C00E(H00E), C00F(H00F), C00G(H00G), C00H(H00H),
 C00I(H00I), C00J(H00J), C00K(H00K), C00L(H00L)
;
_shelx_res_checksum              85694
_olex2_submission_special_instructions 'No special instructions were received'