Bisimino-functionalized dibenzo[a,c]acridines as highly conjugated pincer frameworks for palladium(ii): synthesis, characterization and catalytic performance in Heck coupling
Mahmood, Qaiser; Yue, Erlin; Zhang, Wenjuan; Solan, Gregory A.; Liang, Tongling; Sun, Wen-Hua; Organic Chemistry Frontiers 3 (2016) 1668–; doi:10.1039/C6QO00469E

data_1553534
_publ_section_title
;
 Bisimino-functionalized dibenzo[a,c]acridines as highly conjugated pincer
 frameworks for palladium(ii): synthesis, characterization and catalytic
 performance in Heck coupling
;
_journal_issue                   12
_journal_name_full               'Organic Chemistry Frontiers'
_journal_page_first              1668
_journal_paper_doi               10.1039/C6QO00469E
_journal_volume                  3
_journal_year                    2016
_chemical_formula_moiety         'C24 H19 N'
_chemical_formula_sum            'C24 H19 N'
_chemical_formula_weight         321.40
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2016-07-27
_audit_creation_method
;
Olex2 1.2
(compiled 2016.02.19 svn.r3266 for OlexSys, GUI svn.r5155)
;
_audit_update_record
;
2016-07-27 deposited with the CCDC.
2016-09-27 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   11.335(2)
_cell_length_b                   7.4991(15)
_cell_length_c                   37.869(8)
_cell_measurement_reflns_used    8542
_cell_measurement_temperature    173.1500
_cell_measurement_theta_max      27.4827
_cell_measurement_theta_min      1.0754
_cell_volume                     3219.0(11)
_computing_cell_refinement       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_reduction        'CrystalClear (Rigaku Inc., 2007)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XH (Sheldrick, 2008)'
_computing_structure_solution    ????
_diffrn_ambient_temperature      173.1500
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_details
;
scan:
	Number of images: 360
	           Slice: -110.0000 - 70.0000
	     Image width: 0.5000
	        Exp time: 15.0000
	   Rotation axis: Omega
	           Omega: 0.0000
	             Chi: 45.0000
	             Phi: 90.0000
	             XTD: 50.2452
	          2theta: -20.0323
;
_diffrn_measurement_device
;
Saturn724+ (2x2 bin mode)
;
_diffrn_measurement_device_details
;
AFC10: Fixed Chi 2 circle
;
_diffrn_measurement_method       dtprofit.ref
_diffrn_orient_matrix_type       d*Trek
_diffrn_orient_matrix_UB_11      0.0146
_diffrn_orient_matrix_UB_12      0.1155
_diffrn_orient_matrix_UB_13      -0.0650
_diffrn_orient_matrix_UB_21      0.0737
_diffrn_orient_matrix_UB_22      0.0164
_diffrn_orient_matrix_UB_23      0.0456
_diffrn_orient_matrix_UB_31      0.0142
_diffrn_orient_matrix_UB_32      -0.0123
_diffrn_orient_matrix_UB_33      -0.0186
_diffrn_radiation_detector       CCD
_diffrn_radiation_monochromator  Confocal
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0472
_diffrn_reflns_av_unetI/netI     0.0465
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       48
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            11343
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.80
_diffrn_source                   'Rotating Anode'
_diffrn_source_current           24.0000
_diffrn_source_power             1.2000
_diffrn_source_voltage           50.0000
_exptl_absorpt_coefficient_mu    0.076
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6506
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.326
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1360
_exptl_crystal_size_max          0.289
_exptl_crystal_size_mid          0.115
_exptl_crystal_size_min          0.031
_refine_diff_density_max         0.292
_refine_diff_density_min         -0.217
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.172
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     228
_refine_ls_number_reflns         3672
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.172
_refine_ls_R_factor_all          0.0799
_refine_ls_R_factor_gt           0.0693
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0408P)^2^+2.2429P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1375
_refine_ls_wR_factor_ref         0.1441
_reflns_number_gt                3277
_reflns_number_total             3672
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6qo00469e2.cif
_cod_data_source_block           2
_cod_original_cell_volume        3218.9(11)
_cod_database_code               1553534
_diffrn_number_total             4206
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C23(H23B,H23A)
2.b Aromatic/amide H refined with riding coordinates:
 C8(H8), C18(H18), C20(H20), C10(H10), C2(H2), C5(H5), C11(H11), C9(H9),
 C19(H19), C4(H4), C3(H3)
2.c Idealised Me refined as rotating group:
 C16(H16A,H16C,H16B), C24(H24B,H24A,H24C)
;
_olex2_submission_special_instructions 'No special instructions were received'