Addition reactions and diazomethane capture by the intramolecular P-O-B FLP: tBu<sub>2</sub>POBcat.
Zhu, Diya; Qu, Zheng-Wang; Stephan, Douglas W.; Dalton transactions (Cambridge, England : 2003) 49 (2020) 901–910; doi:10.1039/c9dt04560k

data_7703111
_publ_section_title
;
 Addition reactions and diazomethane capture by the intramolecular P-O-B
 FLP: tBu<sub>2</sub>POBcat.
;
_journal_issue                   3
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              901
_journal_page_last               910
_journal_paper_doi               10.1039/c9dt04560k
_journal_volume                  49
_journal_year                    2020
_chemical_formula_moiety         'C28 H44 B2 O6 P2'
_chemical_formula_sum            'C28 H44 B2 O6 P2'
_chemical_formula_weight         560.25
_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'
_symmetry_Int_Tables_number      14
_audit_creation_date             2019-10-09
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2019-11-02 deposited with the CCDC.	2019-12-20 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 116.613(4)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   10.0680(8)
_cell_length_b                   15.7236(12)
_cell_length_c                   10.3832(6)
_cell_measurement_reflns_used    3838
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      28.08
_cell_measurement_theta_min      2.55
_cell_volume                     1469.57(19)
_computing_cell_refinement       'SAINT V8.38A (?, 2016)'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'SAINT V8.38A (?, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'olex2.refine (Bourhis et al., 2015)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      150.15
_diffrn_measured_fraction_theta_full 0.9980
_diffrn_measured_fraction_theta_max 0.9980
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0728
_diffrn_reflns_av_unetI/netI     0.0547
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            23334
_diffrn_reflns_theta_full        27.8746
_diffrn_reflns_theta_max         27.87
_diffrn_reflns_theta_min         3.40
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.187
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.6650
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.0836 before and 0.0668 after correction.
The Ratio of minimum to maximum transmission is 0.8918.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.2660
_exptl_crystal_description       SHARD
_exptl_crystal_F_000             600.6918
_exptl_crystal_size_max          0.05
_exptl_crystal_size_mid          0.03
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.4771
_refine_diff_density_min         -0.3776
_refine_diff_density_rms         0.0946
_refine_ls_d_res_high            0.7601
_refine_ls_d_res_low             5.9994
_refine_ls_goodness_of_fit_ref   1.0312
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_constraints    32
_refine_ls_number_parameters     178
_refine_ls_number_reflns         3496
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.0312
_refine_ls_R_factor_all          0.0654
_refine_ls_R_factor_gt           0.0411
_refine_ls_shift/su_max          0.0000
_refine_ls_shift/su_mean         0.0000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0387P)^2^+0.5761P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0877
_refine_ls_wR_factor_ref         0.0988
_reflns_Friedel_coverage         0.0
_reflns_limit_h_max              11
_reflns_limit_h_min              -13
_reflns_limit_k_max              20
_reflns_limit_k_min              0
_reflns_limit_l_max              13
_reflns_limit_l_min              0
_reflns_number_gt                2604
_reflns_number_total             3496
_reflns_threshold_expression     I>=2u(I)
_cod_data_source_file            c9dt04560k2.cif
_cod_data_source_block           FINAL_a_CCDC4
_cod_depositor_comments
'Adding full bibliography for 7703107--7703116.cif.'
_cod_database_code               7703111
_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.a Aromatic/amide H refined with riding coordinates:
 C10(H10), C11(H11), C13(H13), C12(H12)
2.b Idealised Me refined as rotating group:
 C2(H2a,H2b,H2c), C6(H6a,H6b,H6c), C4(H4a,H4b,H4c), C8(H8a,H8b,H8c), C3(H3a,
 H3b,H3c), C7(H7a,H7b,H7c)
;
_olex2_submission_special_instructions 'No special instructions were received'