Aryne generation vs. Truce-Smiles and fries rearrangements during the Kobayashi fragmentation reaction: a new bi-aryl synthesis.
Rasheed, O. K.; Hardcastle, I. R.; Raftery, J.; Quayle, P.; Organic & biomolecular chemistry 13 (2015) 8048–8052; doi:10.1039/c5ob01239b

data_7154540
_publ_section_title
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 Aryne generation vs. Truce-Smiles and fries rearrangements during the
 Kobayashi fragmentation reaction: a new bi-aryl synthesis.
;
_journal_issue                   29
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              8048
_journal_page_last               8052
_journal_paper_doi               10.1039/c5ob01239b
_journal_volume                  13
_journal_year                    2015
_chemical_formula_sum            'C12 H9 N O3'
_chemical_formula_weight         215.20
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-03-30 deposited with the CCDC.
2015-06-18 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 96.529(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            12
_cell_length_a                   20.5236(9)
_cell_length_b                   7.6948(3)
_cell_length_c                   18.8253(9)
_cell_measurement_reflns_used    3816
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      69.95
_cell_measurement_theta_min      4.34
_cell_volume                     2953.7(2)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.969
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0421
_diffrn_reflns_av_sigmaI/netI    0.0631
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            6146
_diffrn_reflns_theta_full        66.60
_diffrn_reflns_theta_max         70.00
_diffrn_reflns_theta_min         4.34
_exptl_absorpt_coefficient_mu    0.881
_exptl_absorpt_correction_T_max  0.9409
_exptl_absorpt_correction_T_min  0.659741
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    1.452
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1344
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.379
_refine_diff_density_min         -0.342
_refine_diff_density_rms         0.066
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.06(19)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     437
_refine_ls_number_reflns         3891
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0465
_refine_ls_R_factor_gt           0.0441
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0805P)^2^+0.3519P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1187
_refine_ls_wR_factor_ref         0.1211
_reflns_number_gt                3658
_reflns_number_total             3891
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ob01239b2.cif
_cod_data_source_block           s3776na
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

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

 Adding full bibliography for 7154537--7154542.cif.
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_cod_original_sg_symbol_H-M      Cc
_cod_database_code               7154540