Crystal Engineering of a Hydrazone Molecule toward High Elasticity and Bright Luminescence
Liu, Bin; Liu, Hao; Zhang, Houyu; Di, Qi; Zhang, Hongyu; The Journal of Physical Chemistry Letters  (2020) 9178–9183; doi:10.1021/acs.jpclett.0c02623

data_8000460
_publ_section_title
;
 Crystal Engineering of a Hydrazone Molecule toward High Elasticity and
 Bright Luminescence
;
_journal_name_full               'The Journal of Physical Chemistry Letters'
_journal_page_first              9178
_journal_page_last               9183
_journal_paper_doi               10.1021/acs.jpclett.0c02623
_journal_year                    2020
_chemical_formula_moiety         'C16 H16 Cl N3 O, C2 H6 O'
_chemical_formula_sum            'C18 H22 Cl N3 O2'
_chemical_formula_weight         347.84
_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
_atom_sites_solution_primary     iterative
_atom_sites_solution_secondary   difmap
_audit_creation_date             2020-08-21
_audit_creation_method
;
Olex2 1.3
(compiled 2020.07.31 svn.rc2a77460 for OlexSys, GUI svn.r6145)
;
_cell_angle_alpha                90.00
_cell_angle_beta                 107.348(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.7804(8)
_cell_length_b                   6.3813(3)
_cell_length_c                   18.8376(10)
_cell_measurement_reflns_used    4961
_cell_measurement_temperature    297.8
_cell_measurement_theta_max      26.412
_cell_measurement_theta_min      2.965
_cell_volume                     1810.65(16)
_computing_cell_refinement       'SAINT V8.38A (Bruker-AXS, 2016)'
_computing_data_reduction        'SAINT V8.38A (Bruker-AXS, 2016)'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL  (Sheldrick, 2008)'
_computing_structure_solution    'olex2.solve 1.3 (Bourhis et al., 2015)'
_diffrn_ambient_temperature      297.8
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0650
_diffrn_reflns_av_unetI/netI     0.0432
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            22010
_diffrn_reflns_theta_full        26.41
_diffrn_reflns_theta_max         26.41
_diffrn_reflns_theta_min         2.70
_diffrn_source                   'fine-focus sealed tube'
_diffrn_source_current           30.0
_diffrn_source_power             1.5
_diffrn_source_voltage           50.0
_exptl_absorpt_coefficient_mu    0.226
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            green
_exptl_crystal_colour_primary    green
_exptl_crystal_density_diffrn    1.276
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             736
_refine_diff_density_max         0.184
_refine_diff_density_min         -0.218
_refine_diff_density_rms         0.041
_refine_ls_extinction_coef       0.0064(9)
_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   1.015
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     232
_refine_ls_number_reflns         3700
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.015
_refine_ls_R_factor_all          0.0955
_refine_ls_R_factor_gt           0.0464
_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^)+(0.0456P)^2^+0.6412P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0995
_refine_ls_wR_factor_ref         0.1247
_reflns_number_gt                2267
_reflns_number_total             3700
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jz0c02623_si_002.cif
_cod_data_source_block           Cry-D
_cod_database_code               8000460
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All N(H) groups
 At 1.5 times of:
  All C(H,H,H) groups, All O(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 N4(H4), C5(H5), C6(H6), C7(H7), C11(H11), C14(H14), C17(H17), C18(H18),
 C19(H19), C20(H20)
2.b Idealised Me refined as rotating group:
 C21(H21a,H21b,H21c), C22(H22a,H22b,H22c), C1(H1a,H1b,H1c)
;
_olex2_submission_special_instructions 'No special instructions were received'