Pathways to Functionalized Heterocycles: Propargyl Rearrangement using B(C6F5)3
Wilkins, Lewis C.; Wieneke, Philipp; Newman, Paul D.; Kariuki, Benson M.; Rominger, Frank; Hashmi, A. Stephen K.; Hansmann, Max M.; Melen, Rebecca L.; Organometallics 34 (2015) 5298–; doi:10.1021/acs.organomet.5b00753

data_4087960
_publ_section_title
;
 Pathways to Functionalized Heterocycles: Propargyl Rearrangement using
 B(C6F5)3
;
_journal_issue                   21
_journal_name_full               Organometallics
_journal_page_first              5298
_journal_paper_doi               10.1021/acs.organomet.5b00753
_journal_volume                  34
_journal_year                    2015
_chemical_formula_moiety         'C25 H8 B F15 N2 O'
_chemical_formula_sum            'C25 H8 B F15 N2 O'
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_space_group_crystal_system      monoclinic
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_atom_sites_solution_hydrogens   geom
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_audit_creation_method           SHELXL-2013
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_cell_angle_gamma                90
_cell_formula_units_Z            4
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_cell_length_b                   10.8449(3)
_cell_length_c                   24.2433(7)
_cell_measurement_reflns_used    4008
_cell_measurement_temperature    150(2)
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_cell_volume                     2407.16(11)
_computing_cell_refinement
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CrysAlisPro, Agilent Technologies,
Version 1.171.37.35g (release 09-12-2014 CrysAlis171 .NET)
(compiled Dec  9 2014,15:38:47)
;
_computing_data_collection
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CrysAlisPro, Agilent Technologies,
Version 1.171.37.35g (release 09-12-2014 CrysAlis171 .NET)
(compiled Dec  9 2014,15:38:47)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35g (release 09-12-2014 CrysAlis171 .NET)
(compiled Dec  9 2014,15:38:47)
;
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
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_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.966
_diffrn_measurement_device_type  'Agilent SuperNova with CCD detector'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0284
_diffrn_reflns_av_unetI/netI     0.0357
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.966
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -11
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_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            8952
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.966
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         73.920
_diffrn_reflns_theta_min         3.701
_diffrn_source                   'sealed tube'
_exptl_absorpt_coefficient_mu    1.731
_exptl_absorpt_correction_T_max  0.991
_exptl_absorpt_correction_T_min  0.965
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35g (release 09-12-2014 CrysAlis171 .NET)
(compiled Dec  9 2014,15:38:47)
Numerical absorption correction based on gaussian integration over
a multifaceted crystal model. Empirical absorption correction using 
spherical harmonics, implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.788
_exptl_crystal_description       needle
_exptl_crystal_F_000             1280
_exptl_crystal_size_max          0.250
_exptl_crystal_size_mid          0.060
_exptl_crystal_size_min          0.040
_refine_diff_density_max         0.440
_refine_diff_density_min         -0.262
_refine_diff_density_rms         0.066
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     397
_refine_ls_number_reflns         4723
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0563
_refine_ls_R_factor_gt           0.0477
_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^)+(0.0859P)^2^+0.4477P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1308
_refine_ls_wR_factor_ref         0.1423
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3938
_reflns_number_total             4723
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            om5b00753_si_014.cif
_cod_data_source_block           rm1518
_cod_original_cell_volume        2407.17(12)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4087960
_shelx_estimated_absorpt_t_min   0.672
_shelx_estimated_absorpt_t_max   0.934
_shelxl_version_number           2013-3
_shelx_res_checksum              58035
_shelx_hkl_checksum              31093