Mechanofluorochromism, polymorphism and thermochromism of novel D–π–A piperidin-1-yl-substitued isoquinoline derivatives
Chen, Yating; Zhang, Xinyu; Wang, Mengzhu; Peng, Jingqing; Zhou, Yunbing; Huang, Xiaobo; Gao, Wenxia; Liu, Miaochang; Wu, Huayue; Journal of Materials Chemistry C 7 (2019) 12580–; doi:10.1039/C9TC03942B

data_7237961
_publ_section_title
;
 Mechanofluorochromism, polymorphism and thermochromism of novel D--\p--A
 piperidin-1-yl-substitued isoquinoline derivatives
;
_journal_issue                   40
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              12580
_journal_paper_doi               10.1039/C9TC03942B
_journal_volume                  7
_journal_year                    2019
_chemical_absolute_configuration unk
_chemical_formula_sum            'C37 H30 N4'
_chemical_formula_weight         530.65
_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
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2019-07-12 deposited with the CCDC.	2019-09-18 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.1632(4)
_cell_length_b                   33.999(2)
_cell_length_c                   10.2383(5)
_cell_measurement_reflns_used    5971
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      54.451
_cell_measurement_theta_min      4.792
_cell_volume                     2841.5(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0563
_diffrn_reflns_av_unetI/netI     0.0511
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       41
_diffrn_reflns_limit_k_min       -36
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            23645
_diffrn_reflns_point_group_measured_fraction_full 0.994
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.992
_diffrn_reflns_theta_min         2.566
_exptl_absorpt_coefficient_mu    0.074
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.6548
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.240
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             1120
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.136
_refine_diff_density_min         -0.120
_refine_diff_density_rms         0.034
_refine_ls_abs_structure_details
; 
 Flack x determined using 1576 quotients [(I+)-(I-)]/[(I+)+(I-)] 
 (Parsons and Flack (2004), Acta Cryst. A60, s61). 
;
_refine_ls_abs_structure_Flack   0.0(10)
_refine_ls_extinction_coef       0.0134(17)
_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   1.056
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     373
_refine_ls_number_reflns         5532
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0704
_refine_ls_R_factor_gt           0.0445
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0508P)^2^+0.0461P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0967
_refine_ls_wR_factor_ref         0.1109
_reflns_Friedel_coverage         0.879
_reflns_Friedel_fraction_full    0.989
_reflns_Friedel_fraction_max     0.988
_reflns_number_gt                4175
_reflns_number_total             5532
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9tc03942b2.cif
_cod_data_source_block           dd19095
_cod_database_code               7237961
_shelxl_version_number           2013-4
_shelx_res_checksum              31811