Synthesis of heteroatomic bridged paracyclophanes.
Reuter, K.; Maas, R. G. M.; Reuter, A.; Kilgenstein, F.; Asfaha, Y.; von Hänisch, C; Dalton transactions (Cambridge, England : 2003) 46 (2017) 4530–4541; doi:10.1039/c7dt00321h

data_7042372
_publ_section_title
;
 Synthesis of heteroatomic bridged paracyclophanes.
;
_journal_issue                   14
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4530
_journal_page_last               4541
_journal_paper_doi               10.1039/c7dt00321h
_journal_volume                  46
_journal_year                    2017
_chemical_formula_moiety         'C18 H33 P Si2'
_chemical_formula_sum            'C18 H33 P Si2'
_chemical_formula_weight         336.59
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_date             2016-11-14
_audit_creation_method
;
Olex2 1.2
(compiled 2016.11.07 svn.r3352 for OlexSys, GUI svn.r5261)
;
_audit_update_record
;
2017-01-13 deposited with the CCDC.
2017-02-24 downloaded from the CCDC.
;
_cell_angle_alpha                103.979(4)
_cell_angle_beta                 94.721(4)
_cell_angle_gamma                109.762(3)
_cell_formula_units_Z            2
_cell_length_a                   9.2321(10)
_cell_length_b                   9.5654(10)
_cell_length_c                   12.1031(12)
_cell_measurement_reflns_used    10277
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      24.6520
_cell_measurement_theta_min      3.8694
_cell_volume                     960.21(18)
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker D8 Quest'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0403
_diffrn_reflns_av_unetI/netI     0.0417
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            10277
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.318
_diffrn_reflns_theta_min         2.362
_exptl_absorpt_coefficient_mu    0.262
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2012/1 (Bruker AXS Inc.)'
_exptl_crystal_colour            'clear light colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.164
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             368
_exptl_crystal_size_max          0.202
_exptl_crystal_size_mid          0.063
_exptl_crystal_size_min          0.045
_exptl_transmission_factor_max   0.988
_exptl_transmission_factor_min   0.980
_refine_diff_density_max         0.913
_refine_diff_density_min         -0.804
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.068
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     202
_refine_ls_number_reflns         3496
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.069
_refine_ls_R_factor_all          0.0569
_refine_ls_R_factor_gt           0.0437
_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^)+(0.0450P)^2^+1.0765P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1021
_refine_ls_wR_factor_ref         0.1087
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2905
_reflns_number_total             3496
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7dt00321h1.cif
_cod_data_source_block           kr164p-1
_cod_depositor_comments
'Adding full bibliography for 7042367--7042376.cif.'
_cod_original_cell_volume        960.21(17)
_cod_database_code               7042372
_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. Restrained distances
 P1-H1A
 1.3 with sigma of 0.01
3.a Ternary CH refined with riding coordinates:
 C1(H1), C7(H7), C16(H16), C0AA(H0AA)
3.b Aromatic/amide H refined with riding coordinates:
 C5(H5), C6(H6), C14(H14), C15(H15)
3.c Idealised Me refined as rotating group:
 C2(H2A,H2B,H2C), C3(H3A,H3B,H3C), C8(H8A,H8B,H8C), C9(H9A,H9B,H9C), C17(H17A,
 H17B,H17C), C18(H18A,H18B,H18C), C2AA(H2AA,H2AB,H2AC), C1AA(H1AA,H1AB,H1AC)
;
_shelx_shelxl_version_number     2014/7
_olex2_submission_special_instructions 'No special instructions were received'