Cooperative C(sp3)–H and C(sp2)–H Activation of 2-Ethylpyridines by Copper and Rhodium: A Route toward Quinolizinium Salts
Luo, Ching-Zong; Gandeepan, Parthasarathy; Wu, Yun-Ching; Tsai, Chia-Hung; Cheng, Chien-Hong; ACS Catalysis 5 (2015) 4837–; doi:10.1021/acscatal.5b01244

data_4513442
_publ_section_title
;
 Cooperative C(sp3)--H and C(sp2)--H Activation of 2-Ethylpyridines by
 Copper and Rhodium: A Route toward Quinolizinium Salts
;
_journal_issue                   8
_journal_name_full               'ACS Catalysis'
_journal_page_first              4837
_journal_paper_doi               10.1021/acscatal.5b01244
_journal_volume                  5
_journal_year                    2015
_chemical_formula_sum            'C21 H16 B F4 N'
_chemical_formula_weight         369.16
_space_group_crystal_system      orthorhombic
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_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   6.1068(3)
_cell_length_b                   15.2343(8)
_cell_length_c                   18.4646(10)
_cell_measurement_reflns_used    4748
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.2721
_cell_measurement_theta_min      3.4675
_cell_volume                     1717.81(15)
_computing_cell_refinement       'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_data_collection       'APEX2 (Bruker AXS, 2010)'
_computing_data_reduction        'SAINT V8.34A (Bruker AXS Inc., 2013)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
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_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  0.0353
_diffrn_reflns_av_unetI/netI     0.0352
_diffrn_reflns_Laue_measured_fraction_full 0.999
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_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -19
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_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.401
_diffrn_reflns_theta_min         1.733
_exptl_absorpt_coefficient_mu    0.113
_exptl_absorpt_correction_T_max  0.9485
_exptl_absorpt_correction_T_min  0.8537
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2012/1 (Bruker AXS Inc.)'
_exptl_crystal_colour            'Yellow Brown'
_exptl_crystal_density_diffrn    1.427
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Lump
_exptl_crystal_F_000             760
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_refine_diff_density_rms         0.119
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.0(10)
_refine_ls_extinction_method     none
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_refine_ls_number_reflns         3520
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.136
_refine_ls_R_factor_all          0.0430
_refine_ls_R_factor_gt           0.0354
_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^)+(0.0834P)^2^+0.0967P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1028
_refine_ls_wR_factor_ref         0.1317
_reflns_Friedel_coverage         0.722
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     0.999
_reflns_number_gt                3212
_reflns_number_total             3520
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cs5b01244_si_002.cif
_cod_data_source_block           140210lt_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3271 2015-04-21 07:52:19Z andrius 

 Adding full bibliography for 4513441--4513443.cif.
;
_cod_database_code               4513442
_shelxl_version_number           2013-4
_shelx_res_checksum              72440
_shelx_hkl_checksum              67299