Solid-State Fluorescence of A Quasi-Isostructural Polymorphic Biphenyl Based Michael Addition Product
Deka, Poonam; Patir, Khemnath; Rawal, Isha; Ahmed, Shahnaz; Bora, Smiti Rani; Kalita, Dhruba Jyoti; Althubeiti, Khaled; Gogoi, Sonit Kumar; Sarma, Parishmita; Thakuria, Ranjit; CrystEngComm  (2022) –; doi:10.1039/D2CE00425A

data_7244886
_publ_section_title
;
 Solid-State Fluorescence of A Quasi-Isostructural Polymorphic Biphenyl
 Based Michael Addition Product
;
_journal_name_full               CrystEngComm
_journal_paper_doi               10.1039/D2CE00425A
_journal_year                    2022
_chemical_formula_moiety         'C29 H30 O3'
_chemical_formula_sum            'C29 H30 O3'
_chemical_formula_weight         426.53
_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   mixed
_audit_creation_method           SHELXL-2016/6
_audit_update_record
;
2020-03-28 deposited with the CCDC.	2022-05-03 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 97.333(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.5533(5)
_cell_length_b                   10.2872(5)
_cell_length_c                   19.6885(9)
_cell_measurement_reflns_used    7774
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.95
_cell_measurement_theta_min      2.24
_cell_volume                     2320.86(18)
_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-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXL-2016/6 (Sheldrick, 2016)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.991
_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  0.0354
_diffrn_reflns_av_unetI/netI     0.0388
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            19370
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.991
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.142
_diffrn_reflns_theta_min         1.777
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_T_max  0.985
_exptl_absorpt_correction_T_min  0.980
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker AXS SADABS program'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.221
_exptl_crystal_description       block
_exptl_crystal_F_000             912
_exptl_crystal_size_max          0.250
_exptl_crystal_size_mid          0.210
_exptl_crystal_size_min          0.180
_refine_diff_density_max         0.437
_refine_diff_density_min         -0.456
_refine_diff_density_rms         0.144
_refine_ls_extinction_coef       0.107(7)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2016/6 (Sheldrick 2016)'
_refine_ls_goodness_of_fit_ref   1.101
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     298
_refine_ls_number_reflns         5641
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.101
_refine_ls_R_factor_all          0.0888
_refine_ls_R_factor_gt           0.0626
_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^)+(0.1013P)^2^+0.2388P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1561
_refine_ls_wR_factor_ref         0.1788
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4154
_reflns_number_total             5641
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2ce00425a2.cif
_cod_data_source_block           BiPhDimedone_Xanthene
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7244886
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_min   0.981
_shelx_estimated_absorpt_t_max   0.986
_exptl_absorpt_special_details   'Sheldrick,G.M.,2015,University of gottingen'
_shelx_res_checksum              28151
_shelx_hkl_checksum              79005