Crystalline azobenzene composites as photochemical phase-change materials
Griffiths, Kieran; Halcovitch, Nathan R.; Griffin, John M.; New Journal of Chemistry 46 (2022) 4057–4061; doi:10.1039/D2NJ00755J

data_7061295
_publ_section_title
;
 Crystalline azobenzene composites as photochemical phase-change materials
;
_journal_issue                   9
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              4057
_journal_page_last               4061
_journal_paper_doi               10.1039/D2NJ00755J
_journal_volume                  46
_journal_year                    2022
_chemical_formula_moiety         'C13 H12 N2 O'
_chemical_formula_sum            'C13 H12 N2 O'
_chemical_formula_weight         212.25
_space_group_crystal_system      orthorhombic
_space_group_IT_number           33
_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2021-08-04
_audit_creation_method
;
Olex2 1.5
(compiled 2021.07.19 svn.r715e62df for OlexSys, GUI svn.r6383)
;
_audit_update_record
;
2021-09-10 deposited with the CCDC.	2022-02-15 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.5855(2)
_cell_length_b                   12.2723(2)
_cell_length_c                   7.31060(10)
_cell_measurement_reflns_used    6623
_cell_measurement_temperature    180.00(10)
_cell_measurement_theta_max      75.9810
_cell_measurement_theta_min      5.0220
_cell_volume                     1129.14(3)
_computing_cell_refinement       'CrysAlisPro 1.171.41.93a (Rigaku OD, 2020)'
_computing_data_collection       'CrysAlisPro 1.171.41.93a (Rigaku OD, 2020)'
_computing_data_reduction        'CrysAlisPro 1.171.41.93a (Rigaku OD, 2020)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2014/6 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2014/4 (Sheldrick, 2014)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      180.00(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 5.2282
_diffrn_detector_type            AtlasS2
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w    -87.00  -6.00   1.00    3.00    --  -42.28 125.00  30.00   81
  2  \w   -112.00 -16.00   1.00    3.00    --  -42.28 -57.00 120.00   96
  3  \w    -69.00  28.00   1.00    3.00    --  -42.28  57.00 -90.00   97
  4  \w     61.00 146.00   1.00   12.00    --  111.00 178.00 150.00   85
  5  \w    103.00 178.00   1.00   12.00    --  111.00  77.00  90.00   75
  6  \w     87.00 178.00   1.00   12.00    --  111.00  45.00 -30.00   91
  7  \w     40.00 135.00   1.00   12.00    --  111.00 -45.00  60.00   95
  8  \w    104.00 178.00   1.00   12.00    --  111.00 111.00 120.00   74
  9  \w     61.00 146.00   1.00   12.00    --  111.00 178.00 120.00   85
 10  \w     83.00 178.00   1.00   12.00    --  111.00  61.00-120.00   95
 11  \w     87.00 178.00   1.00   12.00    --  111.00  30.00 -60.00   91
 12  \w    103.00 178.00   1.00   12.00    --  111.00  77.00-180.00   75
 13  \w   -112.00 -16.00   1.00    3.00    --  -42.28 -57.00   0.00   96
 14  \w   -115.00 -20.00   1.00    3.00    --  -42.28 -38.00 150.00   95
 15  \w   -112.00 -16.00   1.00    3.00    --  -42.28 -57.00-120.00   96
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near, AtlasS2'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      0.0410145000
_diffrn_orient_matrix_UB_12      -0.0780441000
_diffrn_orient_matrix_UB_13      -0.1087926000
_diffrn_orient_matrix_UB_21      0.0747856000
_diffrn_orient_matrix_UB_22      0.1654366000
_diffrn_orient_matrix_UB_23      -0.0125131000
_diffrn_orient_matrix_UB_31      0.0877119000
_diffrn_orient_matrix_UB_32      -0.1047366000
_diffrn_orient_matrix_UB_33      0.0614289000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0157
_diffrn_reflns_av_unetI/netI     0.0120
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            8694
_diffrn_reflns_point_group_measured_fraction_full 0.982
_diffrn_reflns_point_group_measured_fraction_max 0.966
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         76.243
_diffrn_reflns_theta_min         5.034
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    0.647
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.78123
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.41.93a (Rigaku Oxford Diffraction, 2020)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            orange
_exptl_crystal_colour_primary    orange
_exptl_crystal_density_diffrn    1.249
_exptl_crystal_description       plate
_exptl_crystal_F_000             448
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: methanol'
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.126
_refine_diff_density_min         -0.104
_refine_diff_density_rms         0.023
_refine_ls_abs_structure_details
;
 Flack x determined using 966 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.09(7)
_refine_ls_extinction_coef       0.0093(8)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.085
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     147
_refine_ls_number_reflns         2271
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.0275
_refine_ls_R_factor_gt           0.0269
_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^)+(0.0438P)^2^+0.0730P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0771
_refine_ls_wR_factor_ref         0.0777
_reflns_Friedel_coverage         0.794
_reflns_Friedel_fraction_full    0.961
_reflns_Friedel_fraction_max     0.931
_reflns_number_gt                2210
_reflns_number_total             2271
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2nj00755j2.cif
_cod_data_source_block           jg153_3_180_00
_cod_depositor_comments
'Adding full bibliography for 7061294--7061305.cif.'
_cod_database_code               7061295
_shelxl_version_number           2014/6
_chemical_oxdiff_formula         'C13 H12 N2 O1'
_shelx_estimated_absorpt_t_max   0.987
_shelx_estimated_absorpt_t_min   0.938
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C5(H5), C6(H6), C8(H8), C9(H9), C10(H10), C11(H11), C12(H12)
2.b Idealised Me refined as rotating group:
 C13(H13A,H13B,H13C)
;
_shelx_res_checksum              77061
_olex2_exptl_crystal_mounting_method 'mounted on a Mitegen loop'
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 1.319
_oxdiff_exptl_absorpt_empirical_full_min 0.699