Reactions of BICAAC with hydroboranes: propensity for Lewis adduct formation and carbene insertion into B-H bond
Manar, Krishna Kumar; porwal, vishal kumar; Kamte, Rohit S.; Adhikari, Manu; Thakur, Sandeep Kumar; Bawari, Deependra; Roychoudhury, Angshuman; Singh, Sanjay; Dalton Transactions  (2019) –; doi:10.1039/C9DT03382C

data_7701414
_publ_section_title
;
 Reactions of BICAAC with hydroboranes: propensity for Lewis adduct
 formation and carbene insertion into B-H bond
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/C9DT03382C
_journal_year                    2019
_chemical_formula_moiety         'C30 H48 B N'
_chemical_formula_sum            'C30 H48 B N'
_chemical_formula_weight         433.50
_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_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2019-06-19
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2019-06-20 deposited with the CCDC.    2019-10-23 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 98.578(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   15.720(3)
_cell_length_b                   10.4248(17)
_cell_length_c                   16.049(3)
_cell_measurement_reflns_used    9341
_cell_measurement_temperature    100.0(2)
_cell_measurement_theta_max      25.06
_cell_measurement_theta_min      2.34
_cell_volume                     2600.7(8)
_computing_cell_refinement       'SAINT v8.34A (Bruker, 2013)'
_computing_data_reduction        'SAINT v8.34A (Bruker, 2013)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100.0(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.997
_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  0.0270
_diffrn_reflns_av_unetI/netI     0.0212
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            27365
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         25.111
_diffrn_reflns_theta_min         2.337
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.062
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.7057
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2014/5 (Bruker,2014/5) was used for absorption correction. wR2(int) was 0.0648 before and 0.0437 after correction. The Ratio of minimum to maximum transmission is 0.9470. The \l/2 correction factor is 0.00150.'
_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    1.107
_exptl_crystal_description       block
_exptl_crystal_F_000             960
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.5
_exptl_crystal_size_min          0.5
_refine_diff_density_max         0.243
_refine_diff_density_min         -0.209
_refine_diff_density_rms         0.037
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     296
_refine_ls_number_reflns         4625
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_all          0.0496
_refine_ls_R_factor_gt           0.0401
_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^)+(0.0437P)^2^+1.1396P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0937
_refine_ls_wR_factor_ref         0.1000
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3882
_reflns_number_total             4625
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9dt03382c2.cif
_cod_data_source_block           Compound6_100k_0m
_cod_database_code               7701414
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.970
_shelx_estimated_absorpt_t_min   0.970
_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 Ternary CH refined with riding coordinates:
 C1(H1), C17(H17), C23(H23), C27(H27), C3(H3), C20(H20)
2.b Secondary CH2 refined with riding coordinates:
 C4(H4A,H4B), C24(H24A,H24B), C6(H6A,H6B), C7(H7A,H7B), C26(H26A,H26B),
 C29(H29A,H29B), C30(H30A,H30B), C25(H25A,H25B), C28(H28A,H28B)
2.c Aromatic/amide H refined with riding coordinates:
 C15(H15), C13(H13), C14(H14)
2.d Idealised Me refined as rotating group:
 C8(H8A,H8B,H8C), C19(H19A,H19B,H19C), C9(H9A,H9B,H9C), C18(H18A,H18B,H18C),
 C21(H21A,H21B,H21C), C10(H10A,H10B,H10C), C22(H22A,H22B,H22C)
;
_olex2_submission_special_instructions 'No special instructions were received'